R&S®SGS100A SGMA RF Source
Contents
1. Compact fast reliable K nowwnascnwanz SOMA nF a o R amp S SGS100A SGMA RF Source At a glance The R amp S SGS100A is an RF source designed to meet the requirements of automated test systems It is available as a CW source or as a vector signal generator with an integrated I 0 modulator With its frequency range of up to 12 75 GHz the vector signal generation version covers the essential digital signals The CW version can be used as a flexible local oscillator as well as for interference testing against mobile radio standards The very compact dimensions of only one height unit and 12 19 rack width and the extremely fast frequency and level setting times are two features that demonstrate how consistently the R amp S SGS100A has been designed for use in systems It can also be used in all applications that require either multiple RF signal sources such as beam forming applications or where an extremely compact RF generator is needed e g an operating source in customer systems amp RONDE a SCHWARZ RAS SOS100A nes ext E08 LAN m A J wen VARNOU nam Gs Es SGMA RF SOURCE 17 75 Gets 10 Though compact the R amp S SGS100A provides uncompro mising signal purity and level accuracy It offers perfor mance usually available only from high end instruments including high output power level repeatability and modulation bandwidth During development particular emphasis2. 20 kHz carrier offset f 1 GHz 1 Hz measurement bandwidth An important characteristic for the signal quality of RF sig nal generators is SSB phase noise This value is important for CW applications for example when searching for a pure local oscillator and also for digital modulations SSB phase noise directly influences the error vector magnitude EVM of digital signals a parameter that is significant for advanced OFDM based systems such as LTE For interference and intermodulation tests very low non harmonics are an indispensable characteristic for the test source The R amp S SGS100A is ahead of the game here as well offering excellent values otherwise seen only with high end instruments At an output frequency lower than lt 1 5 GHz the RAS SGSTO0A achieves lt 76 dBc offset gt 10 kHz Optional high stability reference oscillator for easy integration of a standard in the test system All of the test instruments in a system are typically linked via a 10 MHz reference so that their frequencies can be synchronized The R amp S SGS100A can be used for this purpose when equipped with an optional highly stable 10 MHz reference source In addition the R amp S SGS100A uses external reference signals of 100 MHz and 1 GHz for synchronization The higher frequency ensures a more stable instrument interconnection not only with respect to frequency but also with respect to phase stability When running tests for exampl
3. SGS B26 electronic step attenuator option measured Level dBm z Smallest integrated signal generator 1 HU 2 19 for minimized reguired space in the test system A look at the R amp S SGS100A confirms that it has been de signed specifically for use in an automated environment The small size of only one height unit and 1 2 19 rack width saves space in the test system and also reduces costs Four RF paths can now be placed in the space pre viously needed for one RF path on average a clear space management advantage This makes the R amp S SGS100A ideal for ATE applications even where multiple RF sources are required simultaneously such as when testing phased array antenna systems Low power consumption and the corresponding low heat dissipation make it possible to place the RF generators close to one another The connec tors are arranged as standard on the back of the instru ment to allow simple integration Status LEDs on the front panel clearly indicate the instrument operating status Very fast setting times via PCle interface for high throughput Production applications require speed during testing to ensure high throughput The R amp S SGS100A meets this requirements in several ways lts internal architecture and the software are designed for top speed In addition the PCle interface transmits the remote control commands at maximum speed Special commands based on a Rohde amp Schwarz driver can b
4. amp Schwarz instrument driver using SCPI 1999 5 or compatible command sets using SCPI 1999 5 or compatible command sets WxHxD when fully equipped 2 gt 0 dBm for instruments without the R amp S SGS B26 electronic step attenuator 10 lt 0 4 0 2 x f GHz gt 67 dB 69 5 dB meas 1 MHz lt f lt 80 MHz 5 dBm to 15 dBm 120 dBm to 15 dBm PCle single lane Ethernet TCP IP 10 100 1000BaseT USB 2 0 70 W meas 250 mm x 52 5 mm x 401 mm 9 84 in x 2 07 in x 15 79 in 1 HU 19 rack width 4 0 kg 8 82 Ib Ordering information SGMA RF Source R amp S SGS100A 1416 0505 02 Including power cable Quick Start Guide and CD ROM with R amp S SGMA GUI operating and service manual Options 1 MHz to 6 GHz CW no modulation R amp S SGS B106 1416 2308 02 1 MHz to 6 GHz I O with vector modulation R amp S SGS B106V 1416 2350 02 Frequency Extension to 12 75 GHz CW R amp S SGS B112 1416 1553 02 Frequency Extension to 12 75 GHz 1 Q with vector modulation R amp S SGS B112V 1416 1576 02 Electronic Step Attenuator R amp S SGS B26 1416 1353 02 Reference Oscillator OCXO R amp S SGS B1 1416 2408 02 Phase Coherent Input Output R amp S SGS K90 1416 2608 02 Recommended extras 19 Rack Adapter for two 1 HU instruments next to each other R amp S ZZA KN20 1175 3191 00 suitable for installation of two Rohde amp Schwarz SGMA instruments 19 Rack Adapter for one instrument and spacing module
5. R amp S ZZA KN21 1175 3204 00 Accessories Documentation of Calibration Values R amp S DCV 2 0240 2193 18 The base unit must be ordered together with an R amp S SGS B106 or R amp S SGS B106V frequency option 2 Requires R amp S SGS B106 9 Requires R amp S SGS B106V Extended Warranty one year R amp S WE1SGS100A Please contact your local Extended Warranty two years R amp S WE2SGS100A Rohde amp Schwarz sales office Extended Warranty three years R amp S WE3SGS100A Extended Warranty four years R amp S WE4SGS100A Extended Warranty with Calibration Coverage one year R amp S CW1SGS100A Extended Warranty with Calibration Coverage two years R amp S CW2SGS100A Extended Warranty with Calibration Coverage three years R amp S CW3SGS100A Extended Warranty with Calibration Coverage four years R amp S CW4SGS100A For data sheet see PD 5214 5703 22 and www rohde schwarz com Rohde amp Schwarz R amp S SGS100A SGMA RF Source 11 About Rohde amp Schwarz Rohde amp Schwarz is an independent group of companies specializing in electronics It is a leading supplier of solu tions in the fields of test and measurement broadcasting radiomonitoring and radiolocation as well as secure communications Established more than 75 years ago Rohde amp Schwarz has a global presence and a dedicated service network in over 70 countries Company headquar ters are in Munich Germany Environmental commitment 1 Energy
6. efficient products 1 Continuous improvement in environmental sustainability 1 ISO 14001 certified environmental management system Certified Quality System ISO 9001 Rohde 8 Schwarz GmbH amp Co KG www rohde schwarz com Regional contact 1 Europe Africa Middle East 49 89 4129 12345 customersupport rohde schwarz com 1 North America 1 888 TEST RSA 1 888 837 87 72 customer support rsa rohde schwarz com 1 Latin America 1 410 910 79 88 customersupport la rohde schwarz com 1 Asia Pacific 65 65 13 04 88 customersupport asia rohde schwarz com 1 China 86 800 810 8228 86 400 650 5896 customersupport china rohde schwarz com R amp S is a registered trademark of Rohde amp Schwarz GmbH amp Co KG Trade names are trademarks of the owners Printed in Germany ch PD 5214 5703 12 Version 02 00 July 2012 R amp S SGS100A Data without tolerance limits is not binding Subject to change 2012 Rohde amp Schwarz GmbH amp Co KG 81671 M nchen Germany 5214570312
7. al benefits The instrument temperature is decreased which reduces component wear and tear and minimizes heat dissipation that would require venting throughout the system The low power consump tion translates into low operating costs Straightforward modular design for short repair times minimizing test system downtime If a repair is needed the internal selftest identifies the affected component and minimizes troubleshooting time and effort The low number of modules makes service even faster and easier Long calibration interval for minimized service costs Another factor is the long term stability of the generator The longer the instrument operates without drift the lon ger the calibration interval that can be selected This is important because each time an instrument is calibrated it must be removed from the test setup and sent to a cali bration lab The recommended calibration interval is three years ensuring long availability Inside view Connectivity The R amp S SGS100A with the R amp S SGMA GUI PC software for controlling up to twelve instruments Ports on the rear panel All of the connectors are arranged as standard on the back of the instrument to allow simple integration into a test system SMA ports provide functional connections includ ing RF output and analog I O inputs The typically small ca ble diameters of this space saving design facilitate cabling throughout the system Though small
8. e beamforming applications that require absolutely phase locked connections between multiple signal sources the R amp S SGS100A can also be equipped with the R amp S SGS K90 option that offers a co herent LO input and output With its very high I O modulation bandwidth the R amp S SGS100A is not only flexible it is also a secure in vestment It is capable of generating signals with an RF bandwidth of 1 GHz above a 2 5 GHz carrier frequency This covers all modern wideband communications stan dards This bandwidth not only allows predistortion it also makes it possible to obtain an exact description of digitally generated pulses with steep pulse edges for aerospace and defense applications Frequency response of the I O modulator measured X D 10 xo ar o Ofret Frequency batr SSB phase noise with R amp S SGS B1 internal OCXO option measured 10 100 1000 10000 100000 1million 10 million Frequency offset in Hz Rohde amp Schwarz R amp S SGS100A SGMA RF Source 7 Minimized total cost of ownership Attractive initial cost The total cost of ownership includes not only attractive initial costs but also the service and calibration costs The R amp S SGS100A is designed for optimal stability and mini mal service effort This is an important factor in ensuring maximum availability in the system The low power con sumption of 70 W has sever
9. e control with the R amp S SGS B26 option 1 MHz to 6 GHz 1 MHz to 12 75 GHz 80 MHz to 6 GHz I O mode 1 MHz to 6 GHz CW mode 80 MHz to 12 75 GHz I O mode 1 MHz to 12 75 GHz CW mode lt 500 us 10 MHz 100 MHz 1000 MHz 10 dBm to 15 dBm PEP 120 dBm to 15 dBm PEP Setting Characteristic AUTO temperature range from 18 C to 33 C 1 MHz lt f lt 3 GHz 3 GHz lt f lt 12 75 GHz in full frequency range Setting Characteristic AUTO in full frequency range with the R amp S SGS B26 option with PCle remote control Setting Characteristic AUTO level lt 8 dBm CW I O wideband OFF level gt 10 dBm offset gt 10 kHz from carrier is Uo 6 hl zi level gt 10 dBm f lt 3 GHz 1 MHz lt f lt 6 GHz and 10 MHz carrier offset 6 GHz lt f lt 12 75 GHz and 30 MHz carrier offset AUTO mode level gt 5 dBm 1 Hz measurement bandwidth CW lt 0 5 dB lt 0 9 dB lt 2 0 lt 1 8 lt 500 us lt 30 dBc lt 6 dBc lt 76 dBc lt 145 dBc 20 kHz carrier offset 1 Hz measurement bandwidth f 1 GHz f 10 GHz 100 MHz lt f lt 2 5 GHz I O wideband 2 5 GHz lt f lt 12 25 GHz I O wideband lt 126 dBc typ 130 dBc lt 106 dBc typ 110 dBc 40 of carrier frequency 1 GHz measured with 16QAM filter root cosine a 0 5 10 kHz symbol rate f gt 80 MHz RMS WCDMA 3GPP FDD TM 1 64 with the R amp S SGS B26 option using Rohde
10. e used to control the gen erator directly This eliminates the need for a time consum ing translation of high level commands in the instrument again increasing the speed With these optimizations the R amp S SGS100A is able to achieve frequency and level set ting times of typ 280 us This was previously possible only by using vector signal generators with List modes but not when issuing individual remote control commands directly The test sequence can be adapted flexibly in the software without having to renew the frequency lists and the level lists The R amp S SGS100A in a test system ROHDE amp SCHWARZ Maximum level of typ 22 dBm with R amp S SGS B26 electronic step attenuator option for compensating losses in the setup In a complex test system typical level losses of several dB occur between the signal generator and the DUT These result from the cable loss of long cables and from the use of switching matrices and filters With its output level of typ 22 dBm the R amp S SGS100A provides sufficient mar gin to compensate for such losses This eliminates the need for additional amplifiers that would not only increase the cost and take up more space but also negatively affect signal purity including wideband noise level stability and impedance matching Optional wear free electronic attenuator up to 12 75 GHz for reliable operation The attenuator R amp S SGS B26 option up to 12 75 GHz is fully electr
11. in size the R amp S SGS100A provides multiple remote control options PCle is recommended for maxi mum setting speed together with a corresponding instru ment driver from Rohde amp Schwarz which is available for Windows and Linux The two additional remote con trol interfaces i e LAN Gigabit Ethernet and USB 2 0 offer high speed to ensure short test times and high throughput The R amp S SGMA GUI PC software which comes standard with the instrument is used for manual operation It can control up to twelve R amp S SGS100A simultaneously and also provides access to all instrument functions and set tings via all interfaces Rohde amp Schwarz R amp S SGS100A SGMA RF Source 9 Specifications in brief Frequency Frequency range Setting time Input frequency for external reference Level Specified level range Level error Output impedance VSWR in 50 Q system Setting time Spectral purity Harmonics Nonharmonics Subharmonics Wideband noise SSB phase noise I O modulation O modulator bandwidth RF Error vector ACLR Baseband bypass mode Frequency range Specified level range Remote control General data Power consumption Dimensions Weight 1 PEP peak envelope power with the R amp S SGS B106 option with the R amp S SGS B106 and R amp S SGS B112 options with the R amp S SGS B106V option with the R amp S SGS B106V and R amp S SGS B112V options with PCle remot
12. ith R amp S SGS B26 electronic step attenuator option for compensating losses in the setup 1 Optional wear free electronic attenuator up to 12 75 GHz for reliable operation gt page 4 High performance in the right package 1 Very high level linearity and repeatability for constant test conditions 1 Low SSB phase noise of typ 130 dBc 20 kHz carrier offset f 1 GHz 1 Hz measurement bandwidth 1 Optional high stability reference oscillator for easy integration of a standard in the test system gt page 6 Minimized total cost of ownership 1 Attractive initial cost 1 Straightforward modular design for short repair times minimizing test system downtime 1 Long calibration interval for minimized service costs gt page 8 R amp S SGS100A model overview CW source as local oscillator 1 MHz to 6 GHz with R amp S SGS B106 1 MHz to 12 75 GHz with R amp S SGS B106 and R amp S SGS B112 Vector signal generator for generating digital signals with an external baseband signal 80 MHz to 6 GHz 80 MHz to 12 75 GHz with R amp S SGS B106V with R amp S SGS B106V and R amp S SGS B112V Rohde amp Schwarz R amp S SGS100A SGMA RF Source 3 Dedicated ATE signal source Histogram of 10 000 frequency setting times measured via PCle interface Setting Characteristic AUTO 100 w w 8 60 JO Ws w i Seting me ys Maximum available level for a CW signal Setting Characteristic AUTO with R amp S
13. onic and wear free This allows continuous long term use in a test system even when there is very frequent level switching and as a result also minimizes service costs Rohde amp Schwarz R amp S SGS100A SGMA RF Source 5 High performance in the right package Level repeatability for a 3GPP TM1 64 signal with a crest factor of 10 55 dB at 5 dBm measured Level linearity for a 3GPP TM1 64 signal with a crest factor of 10 55 dB the different colors are for different RF frequencies measured Level Accuracy 40 Very high level linearity and repeatability for constant test conditions The R amp S SGS100A designed for speed and compactness offers performance previously available only from high end benchtop instruments One example is the maximum out put power of typ 22 dBm with an electronic attenuator that can be used to compensate for losses in the system But maximum level isn t everything Especially in a cali brated test system level repeatability and linearity are essential for a generator High level repeatability ensures consistent test conditions and makes it possible to reduce tolerances when defining test limits With narrower test limits production yield increases Level linearity is particu larly important when testing amplifier chips to exactly de termine their compression point across level This requires precise mapping of even very small level steps Low SSB phase noise of typ 130 dBc
14. was placed on the total cost of ownership A long calibration interval excellent serviceability and options for expansion maximize the availability of the RF source Since the RF source is typically remote controlled the front panel of the R amp S SGS100A has a minimalist design However it offers status LEDs as well as all of the keys necessary for controlling generator operation When used as a benchtop instrument the R amp S SGS100A is operated manually using the R amp S SGMA GUI software included with the instrument Key facts 1 Smallest fully integrated vector signal generator on the market space saving design for system integration 1 Enables high throughput due to very short frequency and level setting times of typ 280 us via PCle interface 1 Excellent RF performance in a compact format 1 Maximum output level of typ 22 dBm for compensating losses in the setup 1 Closed ALC loop for CW and I O modes for highest level repeatability 1 High output frequency of up to 12 75 GHz for broad applicability 1 Wear free electronic attenuator for high reliability 1 Very cost efficient with low initial costs and low cost of ownership R amp S SGS100A SGMA RF Source Benefits and key features Dedicated ATE signal source 1 Smallest integrated signal generator 1 HU 2 19 for minimized required space in the test system 1 Very fast setting times via PCle interface for high throughput 1 Maximum level of typ 22 dBm w
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