Agilent 8904A Multifunction Synthesizer dc to 600 kHz
Contents
1. Output Type Fully floating balanced transformer coupled output Usable Output Frequency Range 30 Hz to 200 kHz AC Amplitude sine wave only Range Open circuit 0 to 20 Vrms 600 Q load 0 to 10 Vrms 150 Q load 0 to 4 Vrms 50 Q load 0 to 1 5 Vrms Resolution 3 2 digits Accuracy amplitude gt 40 mVrms into a balanced 600 Q load 6 0 5 dB 30 Hz to 20 kHz 12 1 0 dB 30 Hz to 100 kHz Flatness amplitude gt 40 mV rms into a balanced 600 Q load 1 kHz reference 0 15 dB 0 15 dB 30 Hz to 20 kHz 0 15 dB 0 75 dB 30 Hz to 100 kHz Spectral Purity sine wave only THD N including spurs amplitude 140 mVrms to 10 Vrms into a balanced 600 load 46 dB 0 50 30 Hz to 300 Hz 30 kHz BW amplitude lt 1 Vims Into a balanced 600 Q load 60 dB 0 10 300 Hz to 7 5 kHz 30 kHz BW 63 dB 0 07 7 5 kHz to 20 kHz 80 kHz BW 55 dB 0 18 20 kHz to 100 kHz 750 kHz BW Supplemental Characteristics Balance Typically gt 40 dB 30 Hz to 50 kHz Output Impedance Nominally 600 Q at 1 kHz Flatness amplitude gt 40 mV rms into a balanced 600 Q load 1 kHz reference 0 15 dB 4 0 dB 30 Hz to 200 kHz THD N including spurs amplitude 140 mVrms to 1 Vrms into a balanced 600 Q load lt 50 dB 0 32 30 Hz to 300 Hz 30 kHz BW GENERAL Store Recall 35 nonvolatile Output Type Floating or grounded GPIB programmable Maximum float voltage signal float 10 V peak maximum from high or2. i Agilent UTILITY The Agilent Technologies 8904A Multifunction Synthesizer uses VLSIC technology to create com plex signals from six fundamental waveforms The standard 8904A digitally synthesizes precise sine square triangle ramp white noise and dc wave forms and routes these signals to a single output Option 001 adds three more identical internal syn thesizers channels which can either modulate the first synthesizer or be summed to the output Fre quency amplitude waveform phase and destina tion can be independently set for each synthesizer Available modulation types for channel A include AM FM F M DSBSC and pulse modulation Option 002 adds a second 50 Q output providing a second Agilent 8904A Multifunction Synthesizer dc to 600 kHz Technical Specifications Build complex waveforms from common signals 8904A MULTIFUNCTION SYNTHESIZER DC 600 kHz LO GH A MAX 10V PK TO 77 separate signal for two channel applications Option 003 adds fast hop and digital modulation capability to the 8904A Option 005 allows multiple 8904As to be phase synchronized for applications which require the use of more than one 8904A Option 006 changes output one of the 8904A from a 50 Q floating output to a 600 Q high power bal anced output With this option the 8904A can deliver 10 volts rms into a 600 Q load from 30 Hz to over 100 kHz All this unique capability makes the Agilent 8904A a powerful new tool for dema
3. filter settling Via GPIB Typically lt 8 ms Maximum Switching Rate via digital control port Approximately 400 kHz Maximum Allowable Address Skew via digital port 25 ns for valid results OPTION 005 SPECIFICATIONS 50 outputs only Unit to Unit Phase Accuracy Additional 30 nsec error 0 1 Hz to 100 kHz Total phase error between units is then the greater of 0 1 or 60 nsec 0 1 Hz to 100 kHz Maximum Number of Synchronized Units 8 units using low loss power splitters for a total of 16 phase related out puts if all units have Option 002 Recommended Power Splitters lt 4 units synchronized Mini circuits model ZSC 4 3 or equivalent lt 8 units synchronized Mini circuits model ZFSC 8 1 or equivalent Supplemental Characteristics Unit to Unit Phase Accuracy Typically lt 15 nsec additional error 0 1 Hz to 100 kHz Total typical phase error between units is then the greater of 0 1 degree or 30 nsec 0 1 Hz to 100 kHz OPTION 006 SPECIFICATIONS Sine wave only All specifications for the standard 50 Q 8904A are degraded by the accuracy flatness and distortion specifications of the Option 006 600 Q transformer coupled output Because the transformer output was designed for passing sinewaves only all speci fications apply to that waveform The Option 006 output will not pass digital sequences available with Option 001 In addition phase accuracy is degraded and therefore not specified for Option 006
4. low side to chassis ground Zero crossing Outputs Available in channel configuration mode only For each channel a TTL compatible zero crossing output and polarity output are provided The zero crossing output pulses high for approximately 600 ns each time the channel phase goes through 0 or 180 The polarity output is high for phases of 0 to 180 s low for 180 to 360 These outputs do not reflect any user specified phase offsets External Timebase Input 10 MHz accepted at a nominal level of 0 1 to 5 V peak automatic switching Timebase Output Output level gt 0 dBm 0 3 V peak into a 50 Q load Output signal will be the internal timebase unless an external timebase is connected to the external timebase input When an external timebase is connected it will be routed to the timebase output connector Temperature Operating 0 C to 50 C Storage 20 C to 70 C Humidity Range 95 RH 0 C to 40 C Remote Operation GPIB A11 functions except the line switch are remotely controllable GPIB Compatibility SH1 AH1 T6 TEO L4 LEO SR1 RL1 PP1 DC1 DTO CO Power 100 120 V 410 48 to 440 Hz 220 240 V 410 48 to 66 Hz 80 VA maximum Weight Net 5 9 kg 12 8 Ib Shipping 13 kg 28 6 Ib Dimensions 133 mm H x 213 mm W x 513 mm D 5 25 x 8 36 x 20 2 inches System Il Size 5 H x 5 W x 20 D EMI Meets conducted and radiated interference of VDE 0871 6 78 class B radiated at 10 meters Meets MIL 461B conduct
5. time and zero on time NOT allowed Timing Resolution 0 01 ms 10 us Timing Accuracy 0 02 ms 20 us Sequence Length 50 tones user definable from front panel or GPIB programmable DTMF Sequence with Option 001 Number of Tone Pairs 16 standard DTMF tone pairs 0 9 A D Frequencies per Bell Technical Reference Publication 48005 On time Duration 0 ms 1 00 to 655 35 ms Off time Duration 0 ms 1 00 to 655 35 ms zero off time and zero on time NOT allowed Timing Resolution 0 01 ms 10 ps Timing Accuracy 1 ms Sequence Length 750 DTMF tones user definable from front panel or GPIB programmable Digital Sequence with Option 001 User Definable On level 10 V open circuit Off level 10 V open circuit and period Sequence Entry Binary octal or hexadecimal Sequence Length Up to 3 000 bits Period Duration 0 10 ms to 655 35 ms Period Resolution 0 01 ms 10 us Period Accuracy 0 02 ms 20 us Control Modes Applies to tone DTMF and digital sequence modes Manual sequence allows stepping through sequence single sequence and continuously peat sequence Sequence can also be triggered by exter nal TTL pulse Hop Ram Sequence with Option 001 Number of Different States 16 user definable states each with an amplitude frequency and phase value Waveforms Sine square ramp triangle dc and white Gaussian noise Sequence Entry Binary octal or hexadecimal Sequence Length Up to 3
6. 000 tones in binary mode two states used or up to 50 tones in hex mode all 16 states used Sequence Clock Frequency Range 0 1 Hz to 10 kHz Sequence Clock Frequency Resolution 0 1 Hz Sequence Burst Range One repetition up to 127 Control Modes Manual sequence allows stepping through sequence burst sequence 1 to 127 and continuously repeat sequence Sequence can be triggered by external TTL pulse OPTION 002 SPECIFICATIONS 50 outputs only Output 1 to Output 2 Phase Accuracy Sine waves at the same frequency 0 7 degrees or 30 ns 0 1 Hz to 100 kHz whichever ts greater Supplemental Characteristics Output 1 to Output 2 Cross talk The higher of Typically 100 dB or 20 uV 0 1 Hz to 20 kHz 95 dB or 20 pV 0 1 Hz to 100 kHz 90 dB or 30 UV 0 1 Hz to 600 kHz OPTION 003 SPECIFICATIONS 50 outputs only Direct Addressing of Channel A Up to 16 phase frequency amplitude states of channel A may be preset and directly addressed with four TTL compatible inputs Timing for fast hopping must be provided by an EXTERNAL source Digital Modulation By appropriately setting the 16 direct control registers the Agilent 8904A may be used as a digital modulator Examples of signals which can be generated with this technique include FSK or multilevel FM up to 16 levels BPSK QPSK and QAM Supplemental Characteristics Switching Speed Via Digital Port Typically lt 8 us lt 20 ps for full
7. at Agilent offers a wide range of additional expert test and measurement services which you can purchase according to your unique technical and business needs Solve problems efficiently and gain a competitive edge by contracting with us for calibration extra cost upgrades out of warranty repairs and on site education and training as well as design system integration project management and other professional services Experienced Agilent engineers and tech nicians worldwide can help you maximize your productivity optimize the return on investment of your Agilent instruments and systems and obtain dependable measurement accuracy for the life of those products For more information visit our website www agilent com find wireless By internet phone or fax get assistance with all your test and measurement needs Online Assistance www agilent com tind assist Phone or Fax United States tel 1 800 452 4844 Canada tel 1 877 894 4414 fax 905 206 4120 Europe tel 31 20 547 2323 fax 31 20 547 2390 Japan tel 81 426 56 7832 fax 81 426 56 7840 Latin America tel 305 269 7500 fax 305 269 7599 Australia tel 1 800 629 485 fax 61 3 9210 5947 New Zealand tel 0 800 738 378 fax 64 4 495 8950 Asia Pacific tel 852 3197 7777 fax 852 2506 9284 Product specifications and descriptions in this document subject to change without notice Copyright 1989 2000 Agil
8. ed CE03 and radiated REQ2 interference Supplemental Characteristics Output Impedance Typically 50 Q 3 0 1 Hz to 600 kHz AGILENT 8904A ORDERING INFORMATION 8904A Multifunction Synthesizer One 50 output standard Option 001 Add three internal channels channel A modula tion channel summation and channel A sequence capability Option 002 Add second internal synthesizer and 50 Q output Option 003 Add fast hop and digital modulation capability Option 004 Move outputs to rear panel Not available with either Option 005 or 006 Option 005 Add unit to unit phase synchronization capability Option 006 Changes output 1 from a 50 Q output to a transformer coupled 600 Q balanced output Option 910 Provides a total of two sets of operation and calibration manuals 08904 90007 and service manuals 08904 90008 Option 915 Add service manual Does not come standard part number 08904 90008 Option W30 Extended repair service 08904 61024 Rack mount kit for a single 8904A includes are required parts and hardware 08904 61025 Rack mount kit for mounting two 8904As side by side includes all required parts and hardware 9211 2682 Ruggedized transit case for one 8904A Retrofit Kit Ordering Information 8904A Retrofit kits all are customer retrofittable 11816A Retrofit kit for Option 001 11817A Retrofit kit for Option 002 11818A Retrofit kit for Option 003 11827A Retrofit kit for Option 005 not available for uni
9. ent Technologies Printed in U S A 9 00 5965 9456E Agilent Technologies Innovating the HP Way
10. ion Two equal signals summed into one output Typically lt 0 dBc for frequencies up to 100 kHz lt 60 dBc for frequencies 100 to 600 kHz Specifications for level accuracy modulation accuracy and spectral purity are all referenced to the peak of the composite signal less 3 dB When signals are summed the specification for each individual signal is degraded by its ampli tude relative to the peak of the composite signal FM Stereo Mode with Option 001 Test Signal Modes Left Right Left Right Left only and Right only Test Tone Frequency Range 20 Hz to 15 kHz Composite Signal Level Up to 10 Vp p into 50 Q Pilot Tone Level 0 to 100 of composite level Pilot Tone Level Resolution 0 1 of composite level Pilot Tone Frequency Range 0 1 Hz to 600 kHz default frequency 19 kHz Pilot Tone Phase Adjustment Range 0 0 to 359 9 Subcarrier Frequency Range 0 1 Hz to 600 kHz default frequency 38 kHz Pre emphasis 25 psec 50 usec and 75 usec Supplemental Characteristics FM Stereo Multiplex Separation L R Typically gt 65 dB audio frequency 20 Hz to 15 kHz M S Typically gt 70 dB audio frequency 20 Hz to 15 kHz Multiplex Subcarrier Suppression Typically gt 70 dB Tone Sequence with Option 001 Number of Different Frequencies 16 user definable tones each with an individual on time and off time On time Duration 0 ms 0 80 ms to 655 35 ms Off time Duration 0 ms 0 80 ms to 655 35 ms zero off
11. kHz 750 kHz BW Phase sine wave Range 0 to 359 9 Resolution 0 1 or 0 001 radians Increment Accuracy Relative to 0 for a fixed frequency 0 05 0 1 Hz to 100 kHz DC Amplitude Range 0 to 10 V open circuit Resolution Three and a half digits Accuracy 20 mV or 2 1 whichever is greater Gaussian Noise Spectral Characteristic Equal energy per unit bandwidth white Amplitude Range 0 to 10 V into a 50 Q load Resolution Three and a half digits Mathematically Derived Characteristics Noise Flatness Amplitude gt 100 mV into 50 Q 0 5 dB 0 1 Hz to 100 kHz 7 0 dB 100 kHz to 600 kHz Supplemental Characteristics Number of Outputs One standard two with Option 002 Number of Internal Channels One standard two with Option 002 four with Option 001 Standard Waveforms Sine square triangle ramp dc and Gaussian white noise AC Amplitude Accuracy Typically Square wave lt 3 at 20 kHz Triangle lt 4 at 20 kHz Gaussian white noise lt 5 Ramp lt 7 at 20 kHz Square Wave Rise time Fall time Typically lt 2 5 us Spurious Typically the higher of 50 dBc or 500 pV 100 kHz to 600 kHz 20 MHz BW Noise Crest Factor Typically gt 4 4 Switching Speed via GPIB Typically lt 25 ms Typical THD WNoise in 80 kHz measurement BW above 20 kHz in a 750 kHz measurement BW at 5 V _ into a 50 Q load THD Noise d 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz Frequency Typical
12. level flatness 1 kHz reference at 5 V into a 50 Q load 0 1 dB pa 3 a 2 0dB 2 i i 0 1 dB 100 Hz 1 kHz 10 kHz 100 kHz 1 MHz Frequency Peak Voltage Crest Factor X 2 X y Bandwidth po Vpk 4 4 x 2 X 1 Noise Voltage V Hz 745 kHz Typical SSB phase noise at 500 kHz 1 Hz 10 Hz 100 Hz 1 kHz 10kHz 100 kHz Offset Frequency OPTION 001 SPECIFICATIONS 50 outputs only Modulation Modulation for channel A ONLY and specified for sinewave carrier and modulation Internal channels B C and D can be used to either collectively mod ulate channel A with one modulation type or can provide simultaneous modulation of channel A with any of the available modulation types External modulation is NOT possible Amplitude Modulation with Option 001 Rate 0 Hz to 600 kHz Depth Range 0 to 100 of carrier amplitude Resolution 0 1 of carrier amplitude Frequency Modulation with Option 001 Rate 0 Hz to 600 kHz Deviation Range 0 Hz up to 600 kHz however ani F deviation lt 600 kHz Resolution 0 1 Hz or 3 digits whichever is less Phase Modulation with Option 001 Rate 0 Hz to 600 kHz Range 0 up to 179 9 per channel however FE 4 Emoa X Dev lt 600 kHz 57 3 Resolution 0 1 or 0 001 radians Pulse or DSBSC Modulation with Option 001 Rate 0 Hz to 50 kHz up 600 kHz for DSBSC Summation with Option 001 Two Three or Four Channels may be summed in
13. nd ing applications like VOR ILS FM stereo and com munications signaling s Agilent Technologies E Innovating the HP Way AGILENT 8904A SPECIFICATIONS Specifications describe the instruments warranted perform ance lt 50 Q output only unless noted for automatic operation Mathematically derived characteristics denote parameters which can be derived from specifications and knowledge of the digital generation methods used in the 8904A Supplemental characteristics are intended to provide information useful in applying the instrument by giving typical but not warranted performance parameters These are noted as typical nor mal or approximate Frequency Range Sine wave 0 Hz to 600 kHz Square triangle ramp 0 Hz to 50 kHz Resolution 0 1 Hz Accuracy Internal 10 MHz timebase 50 ppm External 10 MHz timebase Same as accuracy and stability of external timebase AC amplitude sinewave Range 0 to 10 V p into a 50 load Resolution 3 2 digits Accuracy Amplitude gt 40 mV _ into 50 Q 1 0 1 Hz to 100 kHz 3 100 kHz to 600 kHz Flatness Amplitude gt 630 mV _ into 50 0 1 0 009 dB 0 1 Hz to 100 kHz 1 0 0 09 dB 100 kHz to 600 kHz Spectral Purity sine wave THD N Including spurs amplitude gt 50 mV rms into 50 63 dBc rms 0 07 20 Hz to 7 5 kHz 30 kHz BW 63 dBc rms 0 07 7 5 kHz to 20 kHz 80 kHz BW 55 dBc rms 0 18 20 kHz to 100
14. to a single output Two or three channels may be summed for modula tion of channel A All combinations of channels are accept able EXCEPT FOR A C and B D or A D and B C at the same time Channel to Channel Phase Accuracy Equal amplitude sinewave signals summed into one output 0 1 degrees or 30 ns 0 1 Hz to 100 kHz whichever is greater Mathematically Derived Characteristics AM Accuracy The higher of 0 024 AM or 0 20 of setting up to 20 kHz modulation rate and 100 kHz carrier 1 to 99 depth FM Accuracy The higher of 0 1 Hz or 0 28 of setting up to 20 kHz modulation rate 20 kHz deviation and where F carrier F ievietion lt 100 kHz F M Accuracy The higher of 0 1 or 0 28 of setting up to 20 kHz modulation rate where O Prd Dev lt 20 kHz and 57 3 e F 4 moa X Dev L lt 600 kHz 57 3 DSBSC Peak Envelope Accuracy Same as amplitude accuracy up to 20 kHz modulation rate Phase Accuracy when One Channel is used to Modulate Channel A sinewave 0 15 or 30 ns whichever is greater 0 1 Hz to 100 kHz frequency Supplemental Characteristics VOR Bearing Accuracy Typically 0 05 AM Accuracy At a 1 kHz rate and 600 kHz carrier Typically lt 0 2 FM Accuracy At a 1 kHz rate 20 kHz deviation and 600 kHz carrier Typically lt 0 2 of setting Pulse Modulation Level Accuracy Typically 5 up to 20 kHz pulse rate DSBSC Carrier Suppression Typically gt 72 dB Intermodulat
15. ts with serial numbers less than 2948AXXXXX 11837A Retrofit kit for Option 006 not available for units with serial numbers prior to 2948AXXXXX Agilent Technologies Test and Measurement Support Services and Assistance Agilent Technologies aims to maximize the value you receive while minimizing your risk and problems We strive to ensure that you get the test and measurement capabilities you paid for and obtain the support you need Our extensive support resources and services can help you choose the right Agilent products for your applications and apply them successfully Every instrument and system we sell has a global warranty Support is available for at least five years beyond the produc tion life of the product Two concepts underlie Agilent s overall support policy Our Promise and Your Advantage Our Promise Our Promise means your Agilent test and measurement equip ment will meet its advertised performance and functionality When you are choosing new equipment we will help you with product information including realistic performance specifica tions and practical recommendations from experienced test engineers When you use Agilent equipment we can verify that it works properly help with product operation and provide basic measurement assistance for the use of specified capabili ties at no extra cost upon request Many self help tools are available Your Advantage Your Advantage means th
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