EMxpert Training Manual
Contents
1. You can save it as a template later if you wish 9 Click Continue and you will be directed to the Antenna Scan Setting window EMxpert Software Antenna Sean 16 Select Amplifer Attenuator from the drop down menu and then New This wil direct you to the Amplifier Attenuator window where you can enter and save the attributes of your amplifer attenuator Entering minimum frequency of your ampliferlattenuator in the Frequency box and enter the ampliferfattenuator gain at that frequency in the Value box This information is published by the amplifier attenuator manufacturer or be measured b Select Add Modify then the information is stored in the window below Continue this process until of the factors for this antenna are entered ssp d If you wish to change an entry that has already been added to the main window highlight it then change the values in the Frequency or Value box then select Add Modify When you are finished you should name the Amplifier Atenuator in the Make Model box at the top and select Save as Template f You are not required to save each configuration as a Template The data will be saved in this location only and called Custom You can save it as a template later if you wish 9 Click Continue and you will be directed to the Antenna Scan Setting window 17 Select Cable Type from the drop down menu and then New This wil direct you to the2. 2 Select the spectrum analyzer from the drop down list under Current Analyzer After selecting the correct analyzer click on Set Analyzer Click OK EMxpert EMxport Software Starting a Now Project Starting a New Project Starting a New Project Start Click File New Project or press lt CTRL gt gt on keyboard or click on the menu bar Enter a project name in the text field Glick OK Renaming Projects Close the file that you want to rename Select Fle Open gem g E i i H i 3 i Click Rename EMxpert EMxport Software Executing Scans General Overview How to Run a Scan EMxpert To run a scan on EMxpert 1 Place the or other device under test DUT on the scanner module 2 Select tho scan type on EMxpert software 3 Run the scan The scan results are presented to you on the Windows XP Windows Vista and Windows 7 cllent monitor in one of the six modes a Spectral Scan of the peak emission levels within the user specified range as a signature or colored Spatial Map of the emission intensities a linked combination of both spectral and spatial information e SpectralSpatil Scan see Introduction to Scan Types for more information as a linked combination of both spectral and spatial information with automated spatial scans around the peak points identif
3. example ofthis is shown tothe right There is a feature in the software d called blind spot reduction that will allow the software fo combina 2 scans together to eliminate this effect Combining these two by selecting the max value at each cell the software creates the following image designing multiple layer boards How can EMxpert help to diagnose EM problems Currently there are no measurement techniques on the market that can exactly see what is going inside a multilayer board A chamber for example wil only deal with far field and wil not differentiate between what is coming from the edge the mast external layer the intemal layers and the interaction between the layers It is the most blind of EMI test solutions to help design a better with EMI reduction at the source Automated single probe handheld probe EMxpert can differentiate at least between the emission from the edge where EM from the intemal layers will most likely escape and emit and from the surface EM for the most external PCB layers Ifone uses a pre amplifier the scanner or probe could pick weaker signals from the internal layers leaking through the extemal layers comparison of the spectral and spatial analysis with or without amplification could then help point the source frequency may help specify a component and the location wil do as The EMxpert and automated single probe could handle t
4. Emissions immunity Common Mode SMPS Fiters Shielding Frequently Asked Questions FAQ EMxpert Contact Information Serial Numbor and Software Version tact Information Contact EMSCAN Technical Support for your questions Have your units serial number software and firmware versions available when you contact EMSCAN Technical Support Phone Toll Free North America Only 1 877 387 2261 International 1 403 291 0313 ext 2 Fa 1 403 250 8786 Website Address EMSCAN Corporation 4 1715 27th Avenue Calgary Alberta Canada T2E 7E1 EMxpert serial number is located at the bottom of the scanner Start EMxpert software and click Help and then About to access to software and firmware versions B c em About the EMxpert About the EMxpert provides board level design teams with world leading fast magnetic very near fieid data to help diagnose EMC design Issues The instrument captures and displays visual images of spectral and real time spatial scan results seconds Ths allows the design team to Immediately analyze and compare design iterations PCB designers can scan any board to identify both constant and time based emission sources in the range of 50 kHz to 4 GHz EMxpert consists of a patented scanner and compact adaptor and a customer supplied spectrum analyzer and PC running EMxpert software The bench top scanner combines
5. USB Connection If PC and the spectrum analyzer are connected via USB cable skip to Step 3 LAN Connection Attention Ethernet cross over cable must be used for PC and the spectrum analyzer connection Stop 1 Spectrum Analyzer Setup Set the spectrum analyzer IP to static 172 16 1 148 Mspecirum analyzer has other modes make sure to set it to spectrum analyzer mode Stop 2 PC Setup Mako sure that Agilent Connection Expert is sat as primary visa Go to Control Panel and double click Add or Remove Programs Select Agilent IO Libraries Suite 15 5 and click Change Select Modify and click Next EMxpert Getting Started Spectrum Analyzer Setup Select Agilent Visa as primary VISA and click Next Glick Finish When you first connect to the spectrum analyzer open Agilent Connection Expert EMxpert Getting Started Spectrum Analyzer Setup Right click LAN TCPIPO and select Add Instrument Below window will open and the system will automatically detect the spectrum analyzer Check the box next to the spectrum analyzer and click OK Getting Started Spectrum Analyzer Setup Stop 3 Client SW This needs to be done once initially or any time you change the spectrum analyzer being used Select the correct spectrum analyzer in the cient software to run a scan 1 Clickon Edit Preferences and Select Analyzer in the Preference window mmm contr iom db
6. Excel communicate results among design team members not working the current and past project status messages to other users Creating Notes Right Glick on the node that you want to add note Select Note from the drop down menu Double click on the note nade to open the note viewer Enter the text using your keyboard lt Click Update to save your note or Close to exit bal EMxpert EMxport Software Copying a Node You can copy any node under Project ie Spectral Scan Spatial Scan Overlay Note etc It copies all the settings entered by the user e g for Spectral Scan Spectral Scan Tab Spectral Display Spectral Scan Probes Description and Amplitude Adjustment It does not copy the scan results It saves you time copy a node select a node click on CTRL key on the keyboard and left cick on the node and drag itio Project and release the left click s EMxpert Software Other Scan Types Spectral Spatial Scan ASpectraliSpatial Scan measures the magnetic field strength of radiated electromagnetic emissions from an object as a function of both frequency and position on the PCP The Spectral Spatial Scan collects series of spatial scans over the entire frequency range of interest as opposed to a spatial scan which gathers data at single frequency or a Spectral Scan which s
7. d Limit Lines limit line data for your industry or specific application of the DUT 3 Turn on the spectrum analyzer see Supported Spectrum Analyzers Start the EMxpert Software 5 Select Controller Connact Setting up the project for this measurement session steps 6 through 14 6 Select File New Project then name the new project Click OK 7 When you see the Hint click OK EMxpert EMxport Software Antenna Sean 8 Select Project from the Project View left click then right click and select Add Node then Antenna Scan Module Module is very important as once all of the Antenna Scans and Positions are complete selecting the Antenna Scan Module will allow you to view the composite of all of your findings 10 Go back to the Project View and select Antenna Scan Module right click to get the menu select Add Node and then select Antenna Scan 11 Antenna Scan Setting window will be displayed Once all of the data is entered into this module cick Apply and create a number of Position Scans that will allow the user to systematically conduct his antenna scans and record the data EMxpert Software Antenna Sean 412 You may want to create more than one Antenna Scans for the following reasons a Ifthe desired span requires more than 1 antenna b If you wish to use different RBW for different segments of the span Each scan only accommodates one antenna and one RBW 13 Enter Start
8. 2 436 loops into 1 218 H feld magnetic probes spaced every 7 5 mm into an electronically switched array which provides an effective 3 75 mm resolution The system operates from 50 kHz to 4 GHz enabled with optional software keys EMxpert About the EMxpert Cables and Component Checklist Cables Component Checklist Components Supplied with the System 1 adaptor 2 EMSCAN patented scanner 3 SMA to typo coaxial cable connect the scanner to spectrum analyzer referred EE RF R ths manual wih TNC connection for Ine scanner N connection at 50 hm input of o specum analyzer transmis RF output of the scanner module to Spectrum analyzer 4 Molex cable end with db 25 cable end to connect the adapter to the scanner It provides It connects PC laptop or desktop to the spectrum analyzer 6 USB It connects the PC laptop or desktop to the EMxpert Adaptor 7 BNC Connector Cable It connects Adaptor to spectrum analyzer 8 CD ROM includes EMxpert software installation program and User Manual Customer Provided Components 1 gbecirum Analyzer must inclu Analyzers N measure he radio frequency RF signal received from Scanner module senses the emissions from an adjacent activat outputs the signal to the spectrum analyzer d Li o o necessar
9. Cable Type window where you can enter and save the attributes of your cable a Entering minimum frequency of your cable in the Frequency box and enter the cable loss at that frequency in the Loss box This information is published by the cable manufacturer or can be measured b Select Add Modify then the information is stored in the window below Continue this process until all of the factors for this cable are entered d If you wish to change an entry that has already been added to the main window highlight it then change the values in the Frequency or Value box then select Add Modily When you are finished you should name the cable in the Make Model box at the top and select Save as Template f You are not required to save each configuration as Template The data will be saved in this location only and called Custom You can save it as a template later if you wish 9 Click Continue and you will be directed to the Antenna Scan Setting window EMxpert Software Antenna Scan 18 Entering Limit Lines Select Limit Lines from the drop down menu then select New This will direct you to the Limit Lines window where you can enter and save the Limit Lines you want to be displayed your scans You can enter more than one limit ine and you can name individual limit lines and Limit Line Groups Fora new entry start at the middle of the screen and enter the lower limit of the limit line in the Lo
10. EMxpert EMxport Software Spatial Scan Spatial Scan Area Tab Select the scan area by clicking individual cells or by left click and drag To elect the probes click and unselect any no of probes click None The selected probes will be in red color and willbe displayed on the right bottom corner of the scan window Probes On 198 Probes O 1082 Ep m j j Description Tab Give a name to Spatial Scan Amplitude Adjustment Tab Ifthe emission from DUT is low you can use an LNA and if the emission is high you can use an Attenuator To activate Low Noise Amp Pre Amp click on the circle next to it and select the value of LNA from the drop down menu or simply type in the value To activate Attenuator click on the circle next to it and select the value of Attenuator from the drop down manu or simply type in the value Then click Apply EMxpert EMxport Software Comparison Spectral Overlay Purpose To compare two Spectral Scans which have the same Start amp Stop Frequency and RBW It overlays the graphs of two separate Spectral Scans Select Spectral Overlay from drop down menu Spectral Overlay settings window opens Close Spectral Overlay window click on the Spectral Scan and drag it to Test or Reference Click the other Spectral Scan and drag it to Test or Reference Double click on Spectral Overlay to open the compa
11. Scan s for the peaks marked After completing the first Script it wil start the second script and run the same scans as the first script EMxpert EMxport Software Spectral Spatial Scripting Define Limit Lines Tab For a new entry enter the lower limit of the limit line in the Low Freq box and its associated dB value in the Level box then repeat far the High Freq box and dB Level box Select Add Modify then the information is stored in the window below Continue this process until of the factors Tor this Limit Line are entered Double click on Spectra Spatial Scripting node to open the graph The limit line does not need to be horizontal EMxpert EMxport Software Spectral Spatial Scripting delete an existing script select the script make the changes click on Delet and click on Yes Generate Margin Table Check Generate table box and then click on save the and give fle name janerate Select the folder to To open the file fist open the folder to which the file is saved then double click on the file to view the Margin Table EMxpert EMxpert Software Antenna Sean tenna Scan Purpose The Antenna Module is designed to control the measurement storage viewing and analysis of data from rd party antennas This project data can be used in conjunction with EMxpert and a current clamp to provide a complete pre compliance view of a Device
12. called Custom item You pa exeg hasan save it as a template later if you wish h Select Continue and you wil be directed to the Antenna Scan Setting window m E 20 Antenna Scan Setting window now that you have entered all of the desired parameters you should Save as Template and name this test 21 Then select Apply and several Position Scans wil be created subordinated to the Antenna Scan In the Express example 12 Position Scans would be created 3 heights x 4 rotations 0 and 360 are scan 22 Measuring Ambient Fields During the process of setting up Postion Scans two other nodes are automatically added for measuring ambient signals of significance A Near Field Spectral Scan io capture ambient data and or emissions at frequencies extremely close to those af ambient signals and a Far Fiel Ambient Scan are created A sample structure is shown below These two modules assist inthe final visual representation and interpretation of the results step 24 a Near field scans might ultimately be two separate scans if there is ambiguity with the EMSCAN s Patented Scanner system connected to the spectrum analyzer and the EMxpert Adaptor These scans would identify the near field emissions from an activated DUT and ambient signals using an inactivated DUT id EMxpert EMxpert Software Antenna Scan 24 b Far Field Ambient Scan is conducted using the antenna with the DUT in place but no
13. has purchased option 3000 0810 Customer Care Package Is your document and EMxpert software up to date Periodically we update the documents and EMxpert software You may access to the latest versions from below links User manual htipfewwcemscan comemxpert EMX userManuals cim Training manual ito Jivww emscan comlemxpervEM trainingManual cfm Software release notes http w emscan com emxpert EMx softwrRelease cim FAQ hitovwwyemscan comemxpervEMx FAQ cim To receive email notification for the updates send an email to emxupdate qemscan com gt EMxpert Table of Contents Contact Information About the EMxpert Cables and Component Checklist Connection Overview EMxport Option and Accessories 10 Hardware Setup Software Installation Notes Spectrum Analyzer Setup Starting a New Project Starting New Project Renaming Projects Executing Scans General Overview How to Run a Scan on Expert Spectral Scan Spatial Scan Spectral Overlay Compare Spectral Spectral Spatial Scripting Antenna Sean Handheld Probe Scan Blind Spot Reduction Node Report Generator Note Node Creating Notes Copying a Node SpoctraliSpatial Scan Composite Spectral Composite Spatial Spatial Comparison BIS 6 l i l l Is e i e IS is Supported Spectrum Analyzers EMxpert Table of Contents Application Examples
14. lef click and drag select all the probes click AIT and to unselact click Nana The selected probes will be in red color and will be displayed on the right bottom corner ofthe scan window Probes On 30 Probes Off 1188 Overlays of PCB can be imported EMxpert supports two formats Gerber fle RS 274X and HPGL Once you import the overlay you can use the same overlay for other scans Go to Project View window left click on Overlay node and drag and leave it on Project node Description Tab Give a name to Spectral Scan Amplitude Adjustment Tab Ifthe emission from DUT is low you can use an LNA and if the emission is high you can use an Attenuator To activate Low Noise Amp Pre Amp click on the circle next to it and select the value of LNA from the drop down menu or simply type in the value To activate Attenuator click onthe circle next to it and select the value of Attenuator from the drop down manu or simply type in the value Then click Apply a EMxpert EMxport Software Spatial Scan Spatial Scar Purpose It locates the source of problem frequencies on DUT Right click on the Project Node select Add Node and Spatial Spatial Settings window opens Spatial Display Tab Input values based on user preference then click apply You can change the values alter the scan is completed and EMxpert adjusts the graph according to new values entered 0
15. measurement ports does not need to be 7 can have whichever siap size you wish 11 Review that data The spatial measurements of the handheld probe are arranged as selected in the spatial scan area At this point the results can be treated exactly ik a regular spectrallspatial scan with all of the post analysis that implies EMxpert EMxport Software Blind Spot Reduction Node Tome Purpose The blind spot reduction node is meant to overcome the limitations of the probe polarizations Each of the 1218 probes on the EMxpert scanner is created from two overlapping loops to increase their angular coverage Even with this hybrid approach they do not have 360 degree coverage By measuring a DUT twice with small physical shift between the two scans this blind spot can be eliminated How to Use Blind Spot Reduction Node 1 Right click on the project node and select add Blind Spot Reduction node 2 Running the first spatial scan Place the DUT on the scanner at the desired position Create a new spatial scan node and run a spatial scan as described in section Spatial Scan p 22 3 Running the second spatial scan Move the EUT down by exactly 7 5mm Another way to describe the direction down is along the shorter axis towards the higher row numbers Do not change the orientation or position along the longer axis of the board Create second new spatial scan node and run a spatial scan with the same setti
16. peak that happens to occur very close to an ambient signal To confirm a separate near field scan with the DUT un powered would be required to see if the amplitudes of the two near field scan at the frequency in question were different Suspected Device Emission This indicates a signal that is not in the far field ambient or in the near field device scan but appears in the Position Scans itis a suspected cable emission d Ambient interferer A signal that shows up in the far field ambient scan and nowhere else 25 Antenna Scan Module Just as the Antenna Scan aggregates of the scan data subordinated to it Summary the Antenna Scan Module aggregates all of the Antenna Scan data subordinated to it There can be several Antenna Scans within an Antenna Scan Module you are required to set up a new Antenna Scan each change in span and RBW The end result can look like this The Antenna Module allows you to gather far field data and to determine if emissions are coming from the DUT ambient of from the cable Then you can explore the DUT further using the EMxpert to locate the source of these emissions then effect changes The result is ably to troubleshoot your device find problem sources b take corrective action rescon to determine if the corrections you made reduce the emissions by the necessary amount d goto the compliance facility with your best chance of passing save board spins sav
17. probes click and to unselact any no of probes click None The selected probes will be in red color and will be displayed on the right botlom corner of the scan window Probes On 30 Probes On 1188 Spatial Scan Area Tab Select the scan area by clicking individual cells or by left click and drag To lect the probes click and to unselect any no of probes click None The selected probes will be in red color and will be displayed on the right bottom corner of the scan window Probes On 198 Probes or f 1082 EMxpert EMxport Software Spectral Spatial Scripting Description Tab Give a name to Spectral Spatial Scripting Module Amplitude Adjustment Tab Ifthe emission from DUT is low you can use an LNA and if the emission is high you can use an Attenuator To activate Low Noise Amp Pre Amp click on the circle next to it and select the value of LNA from the drop down menu or simply type in the value To activate Attenuator click on the circle next to it and select the value of Attenuator from the drop down menu or simply type in the value Then click Apply Define Scripts Tab Enter Start Freq MHz Stop Freq MHz RBW and click Add Modify To run the scan click on Apply and then Run It wil start running Spectral Scan and Spatial Scan for the fist script and then it wil run automatic Spatial
18. the surface of the scanner There is an insertion loss between that point and the RF input into the Thera are different insertion losses for each and every call because the path is slighty different EMxpert can compensate for this this response across a wide band of frequencies This results in the client viewer and the SA not showing the same because the SA is not compensating for this insertion loss You should see consistency in terms of likely frequencies that are exhibiting or characterized as peaks but you wil not see the same levels If you turn off the probe compensation feature you will see the same patter How long does a typical spectral scan take 45 seconds for a 4 x 4 PCB with span of 100 MHz and an RBW of 100KHz Scanning area span and RBW are user selectable How long does a typical spatial scan take Less than one second if using the full scan plane with time gate sweep feature EMxpert EMxport Software Appendix FAQ Why do the spatial scan results change when rotate the DUT on EMSCAN s Patented Scanner The probes for the scanner have been custom designed by EMSCAN to provide sensitivity over a large angular region A scale model of the probes is shown below It effectively combines two separate loop probes into an X Loop The X loop is much better than a traditional loop in terms of response versus field orientation as shown in the figure below There is stil however a blind spot It w
19. 4 NRE Charge for custom development of a driver for any Spectrum analyzer Customer to loan specific spectrum analyzer for 2 weeks 3000 0816 Charge for custom development of a driver for any spectrum analyzer Equipment rental included provided it is available from rental companies 3000 0900 On Site customer taining per day Cost of instructor s travel and accommodation additional inside continental North America 3000 0902 or outside continental North America pin 3000 0901 Maximum number of participants is 10 participants are to bring their own EMSCAN equipment 3000 0901 Trainers travel accommodations and expenses for travel outside the Continental USA and Canada 3000 0902 Trainer s travel accommodations and expenses for travel within the Continental USA and Canada 3000 0903 Training at EMSCAN s Education Center per participant day EMSCAN will provide equipment for the hands on training materials and lunch each day Course scheduling wil be determined based on a minimum of 3 confirmed registrants Participants are responsible for their own travel and accommodation expenses Every effort will be made to customize the course curriculum to meet participant needs EMxpert Getting Started Hardware Setup Hardware Setup Connect BNC Connector cable s one end to EMxpert Adaptor and the other end to the external tigger on the rear panel of the spectrum analyzer 2 C
20. AUTION notice denotes a hazard It calls attention to operating procedure practice or the like that if not correcty performed or adhered io could result in damage to the product or loss of important data Do not proceed beyond CAUTION notice unti the indicated conditions are fully understood and mot Warning A WARNING notice denotes a hazard It calls attention to an operating procedure practice or the like that if not correctly performed or adhered to could result personal injury or death Do not proceed beyond a WARNING notice until the indicated conditions are fully understood and met EMxpert Warranty Software Updates Warranty EMSCAN warrants to its customers that EMxpert when delivered and for a period of twenty four months from the dato of delivery wil perform substantially in accordance with the specifications provided when propery installed operated maintained and repaired During the warranty period EMSCAN will at its option either repair or replace at charge EMxpert productor parts thereof which do not perform in accordance with the specifications For warranty service or repair EMxpert must be retumed to EMSCAN Buyer shall prepay shipping charges to EMSCAN and EMSCAN shall pay shipping charges to retum EMxpert to Buyer For products to EMSCAN from another country other than Canada Buyer shall pay all shipping charges duties and taxes EMSCAN will pay both way shipping charges if Buyer
21. Under Test DUT without the need of a chamber or Open Field Site OATS Methodology 1 The Antenna Module guides the user to set up a series of antenna measurements using varying antenna heights and varying DUT orientations The user may use any antenna suited for a far field measurement in the presence of a ground plane and by limiting reflective surfaces without the need to rent chamber time or visit an OATS 2 Ambient data is also collected through the use of far field and near field scans This data is stored in the same project archives as the Antenna Module Data This complete sat of data is used to draw inferences regarding unintended radiators emitting from the device under test of potential related to some target limit ines How to Run Antenna Scan Module 1 Physical set up Set up your DUT and antenna in such a way that the height of the antenna can be easily adjusted and the DUT can be rotated 360 Use a ground plane 2 Data Gathering Gather the necessary measurement system factors and limit lines for the test set ups and the devices under test this data will be entered from step 15 through 21 This may only have to be done once and reused from project to project This can also be done independent of steps 1 Sands a Antennas effective range and antenna loss across the range of each antenna b Antenna cable loss factors c AmpliferlAttenuator effective range and gain factors across this range
22. and Stop Frequencies in MHz of the span you wish to scan Make sure that the antenna any ampliferattenuator is rated for the chosen span 14 Then select the RBW the smaller the RBW the slower the scan but the greater the amplitude accuracy Entering Measurement Equipment Atvioutes Parameters 18 Antenna from the drop down menu then select New This will direct you to the Antenna window where you can enter and save the attributes of your antenna a Enter the minimum frequency of your antenna in the Frequency box and enter the antenna factor at that frequency in the Value box This information is published by the antenna manufacturer or be measured b Select Add Modify then the information is stored in the window below Continue this process untill of the factors T or this antenna are entered d If you wish to change an entry that has already been added to the main window highlight it then change the values in the Frequency or Value box then select Add Modify When you are finished you should name the antenna in the Make Model box at the top and select Save as Template Please do not use the following characters in the Make Model name _ amp S gt lt or space in any of the names in this module Please use a hyphen instead of a space 1 You are not required to save each configuration as a Template The data will be saved in this location only and called Custom
23. as chosen to orient this blind spot at 45 and further to rotate every other row by 90 so that consecutive rows do not have the same blind spot The effect of this setup is to provide a cumulative sensitivity as is shown in the figure below This is a small 5x5 array taken from the larger 1218 probe scanner The effect of this diferent sensitivity on scan results sometimes shows up when a device rotated If he device has only vertical field components the scan results will be as is shown below in the top right I this device is rotated 90 then results are as expected and as shown in the bottom right However if the device has a diagonal field then every other row will be in dead spot and the resultant measured field will be very low The scan results are shown in the top right Now if this device is rotated 90 then dead spot will have switched to the alternate row Although the high level results are as expected the presence of these low values distracts the aye Furthermore since the dead spots do not rotate they may give the impression that the scan results are completely different 2 EMxport Software Appendix FAQ Incertainsituations he presenceof dead spots can create misleading results 1 one focuses on looking for pattems and continuation of signals these dead spots can usually be ignored The display seting which does interpolation makes this much easier by smoothing out transitions
24. assive and will not require calibration If you believe that one more of the probes have been damaged the unit can be returned to EMSCAN for verification and repair What Frequency Accuracy Marked Peaks Typically accurate to 1 KHz the frequency and amplitude accuracy of the EMxpert measurements A calibrated spectrum analyzer or EMC analyzer normally has a frequency error of between 1 and 2 span During the process of marking peaks EMxpert conducts several rescans of identifed peaks after the initial scan is completed The final accuracy is 1 2 of the final scan bandwidth shown on the spectrum analyzer display Some supported models of spectrum analyzer provide higher accuracy frequency measurements using an internal counter For these spectrum analyzers the final accuracy is the specified accuracy of the counter Amplitude Accuracy Spectral or Spatial scans approximately 34B This is a combination of spectrum analyzer accuracy and probe factor responses from cell to call across all frequencies from scanner to scanner How do achieve igher frequency accuracy Frequency accuracy is compromised by the spectrum analyzer frequency measurement accuracy of 1 to 2 of span unless the spectrum analyzer is equipped with a higher accuracy frequency counter Therefore by decreasing the span the user can increase the frequency accuracy Since EMxpert final rescan for peak detection is set at a span of 5 RBW r
25. aves the composite maximum data set over the scan area Right click on the Project Node select Add Node and Spectral Spatial Spatial Display Tab Input values based on user preference then click apply You can change the values after the scan is completed and EMxpert adjusts the graph according to new values entered Se tenete etri imum ater zu Software Other Scan Types Spectral Display Tab Input values based on user preference then click apply You can change the values after scan is completed and EMxpert software adjusts the graph according to new values entered Spatial Scan Area Tab Select the scan area by clicking individual cells or by left click and drag To select ali the probes click and to unselect any no of probes click None The selected probes will be in red color and will be displayed on the right bottom corner of the scan window Probes On 247 Probes O 1033 a E Description Tab Give a name to Spatial Scan ee ee ete atte Pru eet EMxpert EMxport Software Other Scan Types Amplitude Adjustment Tab If the emission from DUT is low you can use an LNA and ifthe emission is high you can use an Attenuator activate Low Noise Amp Pre Amp click on the circle next to it and select the value of LNA from the drop down menu or simply type in the value To activate Attenuator
26. ch may act as high gain antenna The signals when stil on the DUT can be of low amplitude while their impact on far ield measurements when conducted out and radiated could be up to 100 000 times as large for further details ref to Appendix 2 Common Mode What are the Minimum System Requirements CPU 333MHz or faster 128 MB RAM 256MB recommended 8MB Video or more Windows XP VistaWindows 7 OS 40 100 Network Gard CDROM Drive What is the maximum power level that EMSCAN s Patented Scanner can receive without being damaged If a transmission line carrying RF power of more than 1 watt is placed close to the scanner probe for extended periods itis likely to damage the scanner How sensitive is EMSCAN s Patented Scanner 135 dBm to 35 dBm Dependant on spectrum analyzer performance Sensitivity a soj wo os esf 0 Sensitivity wih NA so 195 1 ns 1 20 30 dB LNA added low noise amplifier or an attenuator between the scanner and the spectrum analyzer and forgot to enter the value in the Amplitude Adjustment menu Can I correct this without rescanning Ifyou forget o set the amplitude adjustment you can re enter the Amplitude Adjustment area and modify the processed scans without rescanning EMxpert EMxport Software Appendix FAQ How can find the frequency of an intermittent or rand
27. creasing the bandwidth will improve the amplitude accuracy The bandwidth you choose should not be disproportionate to the span The ratio of span RBW should be lt 10 000 10 KHz bandwidth with a 100 MHz span 100 KHz bandwidth with 1 GHz span Measure Peaks activates the Peak Marking feature whereby peaks are rescanned at a tighter bandwidth in order to accurately identify the frequency Manual Sweep Time It allows you to slow down the sweep to catch random events The sweep time Js set to the user selected value The minimum possible sweep time is 100 milliseconds Note that the hand held probe scan cannot do peak marking because of the requirement to go back toa specific point on the board cannot be guaranteed 3 Click Apply nm EMxpert EMxport Software Handheld Probe Sean 4 interpolation overlay and auto scale for X axis and Y Axis change units dBuV dBm and change the color spectrum 5 Spectral Display change features of the Spectral Scan display You can tum on of grid lines peak markers SpecitalSpatial Composite and auto scale for X axis and Y Axs change units dBuV dBm Again nate the peak marking does not apply for hand held node 6 Spatial Scan Probes Select and activate the scan area that you want to manually measure Note that you are not selecting probes Note on the EMspert but rather an of measurements that you wil nandneid scan node wi do with the hand held pr
28. e money improve designer efficiency get to market faster EMxpert EMxport Software Handheld Probe Sean Handheld Probe Scan Purpose The handheld probe is meant to provide the user a method to easily collect and display data from sensors other than the EMxpert probes It is compatible with any sensor that the user wishes to use and that can connected to supported spectrum analyzer The user can aggregate all measurements into a worst case emissions plot or they can carefully synchronize the positioning of their probe with the manual triggering and create high resolution spatial plots of the EUT Note that the function and operation of the handheld probe scan is very similar to the spectral spatial scan We will ask the user to refer to this section for many of the advanced features of the node and deal with the data collection and differences in this section How to Run Handheld Probe Scan Module 1 Right click on the project node and select add hand held probe node IL fote The andha scan node not vang me hoan scie Te eatur You oat DUT on e scans bi Em youd ned scanner connects 2 Enter Start Frequency and Stop Frequency to identify the span of the Spectral Scan tobe implemented The Center Frequency and span are set automatically Resolution Bandwidth RBW is set at default 100 KHz and canbe reducedtothe lowest level allowed by the spectrum analyzer De
29. e to increased load on the power supplies Some reasons for this may be electromagnetic interference in the control electronics local EMI caused by the rapid switching of power switches in swilching mode power supplies in other components PCB layout itself When working with switching mode power supplies EMxpert allows you to quickly scan a board across a broad frequency range to characterize typical switch mode emissions The scripting module s limit ine feature also provides a rapid picture of the level of a broad spectrum of noise and any frequency can be spatially mapped to determine its source x EMxpert EMxport Software Appendix Application Examples Filters EMC performance can be improved by modifying the PCB layout components rerouting PCB tracks and etc Identifying the potential areas for malfunction and correcting them at the design stage will significantly reduce the cost and time of modification at the post testing stage or later PCB designers use fitering component to avoid unpleasant problems late in a product design cycle EMI fitering is another way to minimize susceptibilty to radiated spurious signals in noise sensitive circuits EMxpert shows the effectiveness of fitering real time by immediately mapping near field emissions rom current flow on the surface of your board It also allows you to compare diferent versions by using Spatial Comparison in seconds Shielding The use of component shie
30. educing the RBW has the effect of improving the frequency accuracy How do achieve higher amplitude accuracy Decreasing the resolution bandwidth reduces the noise in the amplitude measurement for spectral and spatial scanning For best results in a spatial scan use an RBW of no greater than 100 KHz 1 have a spectrum analyzer that is not on the list of supported analyzers Can it be supported In order to accomplish the real time scanning that is fundamental to EMSCAN the EMxpert only requires gated sweep option on the spectrum analyzer for real time spatial scan If your spectrum analyzer is not on the supported spectrum analyzer list please contact your local representative EMSCAN at infofpemscan com to discuss the davelopment of a custom driver rd EMxpert EMxport Software Appendix FAQ How do I make sure that see all the peaks that might cause me problems in the far field There are instances where components of the DUT are some distance away from EMSCAN s Patented Scanner and signals from these devices may be mixed with the noise floor We recommend that a low noise amplifier be placed in series between the scanner and the spectrum analyzer to diferentiate the signal from the noise foor We also recommend that you reduce the RBW to improve the signal to noise Itis important to recognize that some of the far field emissions may originate within the DUT and then couple onto the connectors and cables whi
31. ent design modifications graphically Immunity When mitigating immunity and susceptibility problems EMxpert shows visually how injected RF signals flow through PCB and helps you relate these high amplitude currents to sensitive structures It also provides you with an archive of current flow across a wide frequency span for further analysis EMxpert wil allow you to improve immunity in the early design stage and help you to significantly reduce costly board spins which could otherwise delay market introduction Common Mode Common mode currents are one of the primary causes of EMI emissions They can exist in locations where thay were never intended The common mode current typically couples onto a nearby O cable or connectors and can then cause emissions There are many diverse causes of common mode currents and are often hard to predict However since know that cables are a major source of radiation it would therefore be extremely useful to be able to measure the common mode current on prototype models prior to EMC compliance testing The common mode current can easily be measured by EMxpert EMxpert helps you see when and how differential mode currents are coupling onto connectors and creating common mode radiation in cables backplanes This in tum enables you to address the coupling at its source in real time SMPS Switching mode power supply circuit designers can experience failure of the power switches du
32. hat the handheld probe wil not work Clearly the EMxpert and the automated single probe are the only adequate tools for multilayer PCB measurements However the fact that the EMxpert is much faster also detect hot spats and current loops and can track intermittent events through peak hold with continuous scanning makes it the best solution overall EMxpert Qon em
33. ied i e a Soectral Spatial Scripting module see Introduction to Scan Types for more information nich wil make use of external antennas to make intelligent decisions Hand Hold Probe Scan which allow the use a small probe to increase the resolution of the and to make rough measure in locations that can t otherwise be accessed You can further manipulate scan results by archiving the results for later retrieval organizing the data under uniquely project oriented categories comparing scan results with each other to detect differences in behavior combing shifted scans to eliminate probe blind spots Power up the PCB and place it on the scanner aligning as closely as possible to the vertical and horizontal guidelines Lining up with the squares assists you when importing overlays Placing PCB on EMSCAN S Patented Scanner EMxpert EMxport Software Spectral Scan Spectral Scan Purpose It finds problem frequencies on DUT Device Under Test Right click on the Project Node select Add Node and Spectral Spectral Settings window opens VEZDEDELE E NNNM le 1 Spectral Display Tab Input values based user preference then click apply You can change the values after scan is completed and EMxpert software adjusts the graph according to new values entered EMxport Software Spectral Scan Spectral Scan Probes Tab Select the scan area by clicking individual cells by
34. ite View shows the peak amplitude at the chosen frequency at each location the Composite Spatial View shows the peak amplitude at any frequency at each location Multiple peaks can be marked and viewed against the Composite Spatial toggle between User Spatial E requencies and Composite Spatial You can set cll markers in the Composite Spatial Viewer sot a single spatial cell marker a lek ic unti tne nyover says Cursor in Single Cat Marker Mode m EMxpert Software Other Scan Types b E Position the cursor over a the spatia mage and click the left mouse button once The Spectral Display will display the single cell selected To set multiple spatial cel markers cle E unti the tyover says Cursor in Multiple Cal Marker Mode Position the cursor over a cell on the spatial image and cick the left mouse button once at each desired cell location erase all frequency cell markers right click on the data viewer and select Clear Markers EMxpert EMxport Software Other Scan Types Spatial Comparison Spatial Comparison quantitative comparison between two spatial scans generated by subtracting the values of the first scan from the values ofthe second scan cell by cel The Spatial Comparison node allows you to see the difference between two spatial scans at the same frequency You can use this feature to for example find the failure point position in a pr
35. lding and shielded printed circuit board PCB traces can avoid unpleasant Problems late in a product design cycle EMI shielding is one of the ways to minimize susceptibility to radiated spurious signals in noise sensitive circuits Sometimes radiating components must be located on both sides of the PCB which may then necessitate shielding on both sides of the board as well This will lead to a more costly complicated board assembly process Expert shows the effectiveness of shielding by mapping near field emissions generated by current fow the surface of your board and helping diagnose any problems in real time It allows you to compare different versions by using Spatial Comparison in seconds EMxpert EMxport Software Appendix FAQ Fr How can I correlata the scan results to design Does the system require annual calibration What is the frequency and amplitude accuracy of the EMxpert measurements How do I achieve higher frequency accuracy How do Lachiove higher amplitudo accuracy 1 a spectrum analyzer hat is not on the list of supported analyzers can it be supported How do make sure tat all the peaks that might cause me problems in the far field What are the Minimum System Requirements Whats the maximum power level that EMSCAN s Patented Scanner can receive without being damaged How sensitive is EMSCAN s Patented Scanner 1 added a low noise amplifier or an attenuator between
36. ngs as above Software Blind Spot Reduction Nodo 4 Put spatial scan data into the Blind Spot Reduction node Place scan which was the scan with the EUT in the upper position inta the Test position and place scan two which was the scan with the EUT in the lower position into the reference position The combined plot will now contain the maximum signal from both polarizations at every point on the scan result EMxpert EMxport Software Report Generator Report Generator The Report Generator Node allows the user to generate standard scan reports by exporting the scans into Microsoft Word for Windows report template To create a report Right click on the Project Node Select Add Node Select Report Generator Select all open scans or the scans that you want to include in your report by checking the boxes next to each scan Creato Report and then choose the location where you want to store your report at in your computer a EMxpert EMxport Software Note Node Note Node Note is text that you can include with your project Notes appear as nodes that you can position anywhere in the project tree You use Note nodes to communicate any information regarding a project eg describe the testing procedure to be used on a scanning node point out anomalies copy paste text from Microsoft Word
37. obe The EMxpert software wil organize organize me measurement nto the data into an equivalent array for display but this wil only be rec pnysiea layout he probes as accurate the positioning of the probe The number of active Eee corel fr each manua probes is the number of manual probe measurements that you are Tequied to complete Ep EMxpert Software Handheld Probe Sean 7 Description You can name the scan 8 Amplitude Adjustment You can use an LNA or an attenuator with EMxpert to increase or decrease the signals coming from the scanner to the spectrum analyzer To activate cick LNA or Attenuator and then select the value from the drop down menu or type the value 8 Runthe scan Close the settings and run once Immediately upon running the scan you see a message describing the use of the space bar for a trigger Click OK and the scan will pause at the first selected probe waiting for a trigger Once the probo is in place press the space bar or click OK and wait for the spatial display to update A displayed X will show the next probe to be measured and the current dialog box wil be updated T EMxpert Software Handheld Probe Sean 10 Continue with re placement of probe and triggering until all locations selected in 6 have been triggered You can also make use of a simple grid to help place the probe ote The spacing of he
38. oduction circuit board after a spectral difference has pinpointed a frequency that is significantly different from the PCB This is useful for repairing faulty boards or pinpointing manufacturing process problems x EMxpert EMxport Software Appendix Supported Spectrum Analyze Supported Spectrum Analyzers For the most recent ist visit Supported Spectrum Analyzers Agilent Rohde amp Schwarz E4440A PSA FSH NSO30A PXA FSP N9O20A NXA FSL NSOD0A CXA FSV3O NOOTOAEXA FSVR HP ESA EA4028 zv NS3408 EMxpert EMxport Software Appendix Application Examples Application Examples Emissions Unexpected EMC compliance test results can add dramatically to ime to market By contrast having clear Visibility of emission sources early in the design cycle ime to market can actually be reduced EMxpert can Quickly find emission sources from internal circuit boards interconnecting cables or connectors and help reduce the level of undesirable emissions emanating from your design When testing for emissions the spatial scan provides a detailed map of emission sources and current loops in real ime whether testing for a single frequency or multiple frequencies using a composite spatial display You can then determine how different design modifications affect the total emission in seconds EMxpert also enables you to diagnose the emission sources and to compare the results of differ
39. om signal Run a continuous Spectral or Spatial Scan with Peak Hold It wil replace the peak amplitude with each successive higher measurement Why does the peak marking process take longer than the estimated time EMxpert build a peak list initially during the spectral scan Then it goes back to each and every peak and zooms into reduce the span and RBW to have accurate peak concerned about Mutual Interference What feature should use Mutual interference is important when you integrate your PCB with others into enclosed systems Limit lines enable you to set the rules of allowable magnetic field strength and specify acceptable ranges doing Before and After testing What feature should use By setting a limit line that shows the current performance it can easily be determined if the design improves or gets worse Can I create Limit Lines for FCC requirements EMxpert is a near field pre compliance test system and does not provide far field measurements Thus you can t create limit lines that reflect FCC requirements I want to do a Pass or Fail test What feature should uso Use the Margin Table feature of Spectral and Spatial Scripting Module The Margin Table shows whether you pass or fail i e shows the variations that you encounter with your own designs and third party designs Why is the result of the spectral scan different than the image displayed on the spectrum analyzer EMypert measure DUT s emission on
40. onnect B end of the USB cable to the USB port on the EMxpert Adaptor and A end to any USB port fon the cient computer EMxpert Getting Started Hardware Setup 3 Connect the female socket end of the parallel cable to the 25 pin port on the EMSCAN S Patented Scanner module and connect the male pin end of the parallel cable to the scanner port at the back of the EMxpert Adaptor 4 Connect the TNC end of the RF cable RF SMA to type N coaxial cable to the RF Output port of the scanner module and the other end to the RF Input port font of the spectrum analyzer 5 Connect Crossover Ethernet cable between the spectrum analyzer amp the 6 Setup the IP address of the SA to 172161248 7 Setup the Static IP address of the PC to 172 16 1 99 x EMxpert Getting Started Software Installation Notes Software Installation Notes Install the EMxpert SW on C Drive 2 For the frst ime run EMxpert as administrator press shit and right cick the EM icon at the same tme and select Run as EM When you run EMxper for the frst imo cick connect iB and then set the spectrum analyzer update the USB driver for Win7 uninstall the old driver and to install the new driver right click and point the folder 5 To update EMxpert SW uninstall EMxpert and Virtual Controller from the Control Panel and then install the new EMxpert SW EMxpert Getting Started Spectrum Analyzer Setup Spectrum Analyzer Setup
41. r Field Antenna Measurements 19 Select Antenna Position from the drop down menu then select New This wil direct you tothe Antenna Position window where you can enter and save the Antenna Positions you wish to scan Fora new entry start by entering the MastiHelght of the antenna and the Rotation of the DUT EMxpert EMxpert Software Antenna Sean 1 You can scan the DUT at different antenna heights to ensure that the peak amplitudes at each frequency are captured By scanning only one postion you could see a null value By rotating the DUT you are able to capture the emissions 8 You can scan the DUT at diferent rotations to ensure that you capture a radiator in a single direction b Select Add Modify then the information is stored in the window below c Continue this process until all of the desired scan positions are entered d an option you may choose Express Selection to automatically create tests based on the antenna height and DUT rotations for each position m If you wish to change an entry that has already been added to the sauna main window highlight it then change the values in the Frequency or Value box then select AddiModily 1 When you are finished name the Position Group at the top etree select Save as Template 9 You are not required to save each configuration as a Template The seres data will be saved in this location only and
42. real time results EMxpert Training Manual ET 6 EMxpert Notices Safety Notices Notices EMSCAN Corporation No part of this user manual may be reproduced in any form or by any means including but not limited to electronic storage and retrieval or translation into foreign language without prior consent EMSCAN Corporation as govemed by Canada and international copyright laws Trademark Acknowledgements Adobe Acrobat and Reader are U S registered trademarks of Adobe Systems Incorporated Windows is U S registered trademarks of Microsoft Corporation Warranty The material contained in this user manual is provided as is and is subject to being changed without notice in future editions Further to the maximum extent permitted by applicable law EMSCAN disclaims all warranties either expressed or implied with regard to this user manual and any information contained herein including but not limited to the implied warranties of merchantability and fitness for a particular purpose EMSCAN shall not be liable for errors for incidental or consequential damages in connection with the furnishing use or performance of this document or any information contained herein Should EMSCAN and the user have a separate writen agreement with warranty terms covering the material in this document that conflict with these terms the warranty terms in the separate agreement shall control Safety Notices Caution A C
43. rison graph FETTE THES Test node i e Spectral w o cap 80 is depicted by Blue color and Reference node i e Spectral w 80 is depicted by Pink color EMxpert EMxport Software Comparison Purpose To compare two Spectral Scans which have the same Start amp Stop Frequency and RBW It takes the difference between two Spectral Scans Select Spectral Overlay from drop down menu Spectral Overlay settings window opens Close Compare Spectra window click on the Spectral Scan and drag it to Test or Reference Click the other Spectral Scan and drag it to Test or Reference Double click on Compare Spectral to open the comparison graph Dial je selm s alalim six eem It subtracts Reference node Le spectral w cap from Test node Le Spectral wo EMxpert EMxport Software Spectral Spatial Scripting Spectral Spatial Scripting Purpose It runs automatic Spectral Scans for the multiple frequencies run automatic Spatial Scans for the peaks marked You can define limit lines and generate margin table that s related to the limit ine Select Spectral Spatial Scripting Module from drop down menu Spectral Spatial Scripting Module settings window opens Spectral Scan Probes Tab Select the scan area by clicking individual cells or by left click and drag To select the
44. t powered to identify ambient far field signals This measurement can be made at the end of the far field testing sequence step 21 with the antenna in the last position Now place the DUT in Rotation 1 and set the antenna height to Height 1 Activate the DUT and then right click on Position Scan 1 in the Project View window and select Run Once Once the data is collected indicated by the blue progress at the bottom right af the screen the system will enter a marking process to compensate for any spectrum analyzer span error Once this is complete the peaks should be marked with a red o at the top You are now ready to run Position Scan 2 and so on Antenna Scan The entire Position scan data is accumulated in the Antenna Scan file and can be viewed by double left clicking the Antenna Scan in the Project View If two peaks at the same frequency occur in two different Position Scans only the highest peak is shown in the Antenna Scan Ifthe Near Field Spectral Scan and the Far Fiald Ambient Scans are completed the aggregated data in the Antenna Scan wil have the folowing markings on various peaks Device Emission Shows up in the near field scan far field position scans but not in far field ambient b Device Emission Suspected at an Ambient Frequency This signal shows as ambient in the far field ambient scan but shows as a marked peak in the near field scan therefore it is suspected to be a legitimate
45. the circle next to it and select the value of Attenuator from the drop down manu or simply type in the value Then click Apply EMxpert EMxpert Software Other Scan Types Composite Spectral Spei i rom Specra San hae Ts a gateway vac p d fo ch redes mater DAI he arse enar nas woe ro or pon ane tele maar hte bes rl a Mo a ed delta marker s Click b jen mous buton over tho dasad pation on nay pactum ste dla eile e To sata inge maar Position the icon over the desired frequency on the spectrum and click the left mouse button to add amarker 3 to the spectrum To set multiple frequency markers cick Position the icon over the desired frequency on the spectrum and click the left mouse button once at each desired frequency to add a marker lt to the spectrum ES EMxpert EMxpert Software Other Scan Types Composite Spatial Composite Spatial looks ike a normal Spatial Scan however it is a gateway to archived spectral data for each frequency You can set frequency markers on spectral display to see user defined spatial view Lefteickthe trst RE icon rom tne tetin tne Composita Spatial Tho wil change to fE 1 dn this view the highlighted frequency the peak marked by an x on the Composite Spectral is displayed The resulting User Spatial is then displayed for the marked frequency The User Compos
46. the scanner and the spectrum analyzer and Forgot o enter the value in the Amplitude Adjustment menu Can correct this without rescanning How can I find the frequency of an intermittent or random signal Why does the peak marking process take longer than the estimated time Lam concerned about Mutual Lam doing Before and testing What feature should use Can croate Limit Lines for FCC requirements Lwantio do a Pass or Fall test What feature should use ferenco What feature should use Why is the result ofthe spectral scan different than the image displayed on the spectrum analyzer How long does a typical spectral scan take How long does a typical spatial scan take Why do the spatial scan results change when L rotate the DUT on EMSCAN s Patented Scanner Lam designing layer boards How can help to diagnose EM problems m EMxpert EMxport Software Appendix FAQ How can correlate the scan results to PCB design EMxpert support two types of formats Gerber fle format RS274x and HPGL On rare occasions a Gerber fle may nat be in a pure RS2T4x format and cannot be read by our Client This fle can often be ead by a third party Gerber reader such as GerbView and converted to RS274x format that can be used GerbView can be obtained at h t jwww softwarecompanians ration Does the system require annual cali No it does not The scanner elements are p
47. w Freq box and its associated value then repeat for the High Freq box and dB level these two dB values can be the same ie FCC Part 15 Class A The various regulatory bodies publish this Information b Select Add Modiy then the information is stored in the window below Continue this process until of the factors for this Limit Line are entered If you wish to change an entry that has already been added to the main window highlight it then change the values in the Frequency or Value box then select Add Modify When you are finished you should name the Limit Line in the Limit Line Name box at the top and select Save as Template 1 You are not required to save each configuration as a Template The data will be saved in this location only and called Custom ltem You can save it as a template later if you wish Repeat this for additional Limit Lines you wish to enter h Ifyou wish to include more than one Limit Line in a scan you need to establish a Limit Line Group that includes these Limit Lines Simply select the Limit Line you wish to include in the Limit Line Group from the Limit Line List and select Add then repeat this process for other Limit Lines you wish to include 1 When you are finished you should name the Limit Line Group in the Limit Line Group box at the top and select Save as Template same naming rules apply 1 Select Continue and you will be directed to the Antenna Scan Setting window Fa
48. y options that is supported by EMxpert see Su ied and 2 PC Laptop Desktop must support a LAN 10 100 connection and a USB connection version 2 0 ier client software and receives data which it can display and manipulaie Immediately or store for future data presentation H E Mxpert About the EMxpert Connection Overview Connection Overview EMxpert Adaptor 1 2 3 EMSCAN Patented Scanner Number Description connector cable part USB connection port Molex cable end with db 25 cable end port Molex cable end with db 25 cable end port RF output port EMxpert About the EMxpert Option and Accessories EMxpert Option and Accessories PartNumber Description 3000 0515 Hard Transit Case to EMxpert 3000 0817 Large Hard Transit Case to carry 5972 and EMxpert 3000 0807 50 kHz 50 MHz Additional frequency range 3000 0805 1GHz 2 GHz Additional frequency range 3000 0809 2 GHz 4 GHz Additional frequency range 3000 0810 Additional one year Customer Care Package Includes Paris amp labour lt Software updates Free shipping to factory for repair and retum Same day technical support Two 30 minute web training sessions per year Back up unit free of charge 10 discount on new software applications 3000 0216 INA frequency range 10 kHz 2 5 GHz 3000 081
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