Rohde & schwartzCMS54_bro_en_v05 电路图.pdf

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1、Version 05.00 October 2007 CMS Radiocommunication Service Monitor Radio testers for service, production, and development Frequency range from 0.4 MHz to 1000 MHz Radio tester family incending two models to cover all measurement requirements Suitable for every type of radio equipment Transmitter, rec

2、eiver, and duplex measurements on mobile radios, base stations, and RF modules Analog signaling Simultaneous display of settings and results Manual and automatic measurements Tracking generator Spectrum monitor Stationary and mobile use Cable fault finder Manual and automatic measurements Tracking g

3、enerator Spectrum monitor Stationary and mobile use Cable fault finder RadioFans.CN 收音机爱 好者资料库 CMSRadiocommunicationServiceMonitor The CMS radiocommunication ser- vice monitor is the ideal radio tester for use in service,maintenance,andtest departments. It is suitable for all trans- ceivers using AM

4、, FM or, jM as well as SSB. Optional extensions enable the CMS to satisfy all requirements of radio mea- surements and even to cover related fields. Low weight, compact size, and low power consumption make this instru- ment particularly suitable for mobile use. Whether stationary or mobile, the CMS

5、with its extensive test facili- ties always provides a valuable service. The CMS uses a high-contrast, backlit LCDscreen with high resolu- tion and is operated via softkeys. A clear menu structure allows fast and direct access to all measurement facilities. With the autoruncontrolandprinter interfac

6、e, automatic test routines can easily be configured and stored via the front-panel keypad. Tolerances can be inserted into these test routines to deter- mine and log pass/fail limits. Battery-backed memory cards are used as program and test report library. Test reports, program lists, and screen har

7、d- copies can be output on a printer. CMS54 The high-end tester for demanding requirements Transmitter and receiver testing RF spectrum monitor with zero-span to full-span display Extremely sensitive RF frequency counter Transient recorder for frequency versus time power versus time Fully automatic

8、testing Additionalequipment Full-span tracking generator from 0.4 MHz to 1000 MHz Adjacent-channel power meter with standard ETSI filters Duplex modulation meter Automatic harmonic measurements Cable fault finder CMS57 The specialist for avionics Transmitter and receiver testing RF spectrum monitor

9、with zero-span to full-span display Extremely sensitive RF frequency counter Transient recorder for frequency versus time power versus time Fully automatic testing Additionalequipment VOR/ILS signal generator Versatile fields of application . .inservice Ease of operation, automatic presettings and t

10、est routines, as well as clear dis- play of all parameters ensure efficient measurements. .inproduction The CMS can be used in produc- tion environments both for module test- ing and for final system testing without any restriction. The built-in autorun con- trol allows modules to be tested and ad-

11、justed without the need for an external controller, the results being logged at the same time. The CMS can also be integrated into larger test systems via the IEC/IEEE bus, which results in short measurement times in pre- and final testing. .on-site The CMS is a rugged and handy unit that is particu

12、larly suitable for mobile use. It can be supplied from the local DC voltage (long operating times due to low power consumption). The re- sults of the automatic transceiver test can be stored on a memory card for later analysis and printout. Two radio tester models to suit every application RadioFans

13、.CN 收音机爱 好者资料库 CMSRadiocommunicationServiceMonitor .indevelopment The CMS offers great benefits to the development engineer: In a mini- mum of space it combines RF and AF generators as well as analyzers with high accuracy and wide dynamic range. The CMS54 in particular features measurement capabilit

14、ies, such as measurement of frequency/power tran- sients of mobile phones, base stations or RF modules, which usually require a comprehensive set of measuring instru- ments. CMS A test set replacing many indi- vidual measuring instruments Due to the comprehensive standard con- figuration of the indi

15、vidual CMS models and the optional extensions tai- lored to specific applications, additional external measuring instruments are not required. Signalsources RF synthesizer from 0.4 MHz to 1000 MHz, resolution 10 Hz, with AM, FM, jM, and multitone modulation capabilities Two independent modulation ge

16、nera- tors, 0 Hz to 0 kHz each, resolution 0.1 Hz Selective-call coder for all standards (also user-programmable) CDCSS coder DTMF coder 10 MHz reference frequency input/output VOR/ILS signal generator Measuringfacilities RF frequency counter, RF frequency- offset counter RF power meter from 1 mW to

17、 100 W Selective RF power meter down to 100 dBm RF spectrum monitor with wide dy- namic range and filters that also allow modulation analysis (AM, FM, SSB) Tracking generator in frequency range from 400 kHz to 1000 MHz Adjacent-channel power meter with standard ETSI filters Modulation meter for AM,

18、FM, and jM; detectors: +PK, PK, PK HOLD, PK/, RMS, RMS Duplex modulation meter for duplex spacings of any size AF voltmeter with peak and true RMS weighting SINAD meter with variable test frequency S/N meter Distortion meter with variable test frequency AF frequency counter with period and gate-time

19、 counting Selective-call decoder for all standards (also user-programmable) DTMF decoder Oscilloscope DC ammeter/voltmeter Transient recorder for analysis of power and frequency transients SSB menus Harmonic measurements Cable fault finder Filters CCITT or C-message filter for weight- ing in line wi

20、th relevant standards Continuously tunable bandpass filter from 50 Hz to 5 kHz with high skirt selectivity for selective modulation and AF measurements Continuously tunable notch filter from 100 Hz to 5 kHz for signal suppression Highpass and lowpass filters for band limiting and measurement of sub-

21、 audio tones Otherfacilities Second RF input with high sensitivity for off-air measurements, can be used independently for module testing Connector for battery 1 dBm RF output for off-air measurements Memory for storing complete instrument setups Carrying bag Automatic tests Automatic test routines

22、are indispens- able for high throughput and reproduc- ible results in service and production: In the learn mode, the CMS radio- communication service monitor stores all manual settings and measurements and produces from them ready-to-start auto- matic test routines. The user does not require any pro

23、gram- ming knowledge or have to learn equip- ment-specific command sets. Tolerances, comments, and conditions (loops, jumps, queries, and control com- mands) can additionally be inserted into these test routines. Programs can also be activated directly from the memory card. The test report format ma

24、y be user- specified and can be clearly structured by transferring control characters to the printer, such as blank line, paragraph, and boldface. RadioFans.CN 收音机爱 好者资料库 4CMSRadiocommunicationServiceMonitor Transmitter test: RF measurements, evaluation of demodulated signals, and setting of modulat

25、ion generators The user interface, which shows all im- portant measurements and allows entry of the necessary parameters, is opti- mized for each application. Erroneous settings immediately result in a prompt for clarification from the user. Submenus can be called up for setting or evaluating specif

26、ic parameters. Settings made are shown in the main menu so that erroneous measurements due to unknown background settings are impossible. The user interface may be selected in English, French, German, Italian, Spanish, or Swedish. Instrument settings and frequencies can be saved in an internal nonvo

27、latile mem- ory and recalled as required. CMS user prompting . Spectrum monitor/tracking generator: 150 Hz filter allowing direct modulation analysis for AM, FM, and SSB Contents, duration, and frequency deviation of selective call signals Zoom function for alignment Using the insertion units of the

28、 NAS family, VSWR, forward and reflected power can be indicated CMSRadiocommunicationServiceMonitor5 The following standards can be simulated: Selective call in line with all interna- tional standards DTMF coding and decoding CDCSS (continuous digital coded squelch system) No external equipment is r

29、equired for testing. All signaling routines are perma- nently available (no loading or reloading of software is required). Signaling The CMS features built-in signaling units combining signaling measurements and receiver/transmitter tests on mobile stations as well as, to a certain extent, on base s

30、tations. The signaling units support all main radio networks including their country- specific versions. . all settings and test parameters at a glance Channel numbers and duplex spacing can be defined and used instead of frequencies External modulation can be used, e.g. for modulating several tones

31、 or data signals for various systems Semi-automatic search routines for squelch level, receiver bandwidth, and sensitivity perform elaborate measurements within a few seconds Receiver test: generator settings, evaluation of receiver AF, and carrier modulation setting Duplex test: transmitter and rec

32、eiver parameters at a glance; efficient measurements on duplex radio equipment and modules CMSRadiocommunicationServiceMonitor Forallfieldsofradiocommunications Base-station testing and monitoring Development of RF modules for any application such as radio remote control cordless telephones door-clo

33、sing systems Production and installation of sys- tems with high or low transmitter power, such as high-power transmitters radio telephones, mobile phones Duplex modulation meter with any frequency offset Direct measurement of transmitter harmonic suppression Full-spanspectrummonitor Full-span spectr

34、um display from 10 MHz to 1000 MHz Display range 80 dB Analysis bandwidths from 150 Hz (modulation spectra AM/FM/SSB) to MHz Sensitivity down to 110 dBm Markers for synthesizer-accurate frequency measurements and selective level measurements Reference marker Storage of spectrum displays and demodula

35、tion of displayed spectral lines (FREEZE for measurements on filters, modules, and antenna systems Cable fault finder CMS54 the radio tester for the high-end service Display of frequency transients when switching transceivers on/off or when changing channel Combined display of power and frequency tr

36、ansients Measurement of power levels upon switching a transmitter on and off or of power ramps (data transmission system) Transientfrequencyandpowermeasurements CMSRadiocommunicationServiceMonitor Adjacent-channelpowermeasurement Adjacent-channel power can be measured directly without external filte

37、rs. The filters required in line with ETSI recommen- dations are integrated in the CMS. Harmonicmeasurements Harmonics in the range up to 1 GHz are measured at a key- stroke and displayed in digital and analog form. Transient recorder (also for the CMS57) Measurement of power and frequency as a func

38、tion of time with graphical display and selectable zoom Time scale50 s/div to 1 s/div, max. recording time 40 s Frequencytransients RF measurement range1 MHz to 1000 MHz FM deviation measurement range0 kHz to 100 kHz Scaling0.5 kHz to 50 kHz/div Triggeringinternal, automatic (frequency changes 8 kHz

39、) Powertransients RF measurement range1 MHz to 1000 MHz Display dynamic range0 dB (for 4 dBm at input 1) Scaling/5/10/0 dB/div Triggeringinternal, automatic (power 10 %) Adjacent-channel power measurements (with the CMS-B9 also for the CMS57) Filter ETSI recommendation Channel spacings10/1.5/0/5 kHz

40、 and user selectable up to 1 MHz Frequencytransients Dynamic range (CW, FM)1 MHz to 1000 MHz 5 kHz 0 kHz 1.5 kHz 10 kHz 0 dB 9 dB 8 dB dB Harmonic measurements (with the CMS-B9 also for the CMS57) Display of 1st to 4th harmonic Max. harmonic frequency1000 MHz Dynamic range0 dB 90 dB in frequency ran

41、ge .95 MHz to .405 MHz (CB radio) RF frequency counter (also for the CMS57) Frequency range0.5 MHz to 1000 MHz (usable from 100 kHz, IF narrow) Input level range (CW, FM) Input 1 Input 0 dBm to +4 dBm 40 dBm to + dBm Transmitter measurement, 2nd RF input (also for the CMS57) Additional internal, swi

42、tch-selectable 0/4 dB attenuator pad for measurements with higher levels at input Additional data of theCMS54 Specifications of Base Unit (pages 1 and 14) are fully applicable. RF spectrum monitor (also for CMS57) Frequency range1 MHz to 1000 MHz Span0 Hz (zero span) to 50 MHz; full span for frequen

43、cy range 10 MHz to 1000 MHz Reference level+4 dB to 4 dBm (input 1) Sensitivity5 dB (for reference level dBm at input 1) Scaling/5/10 dB/div Display range80 dB Resolution filter ( dB bandwidth)150 Hz (for modulation analysis), /1/50/00 kHz/1/ MHz (for full span), coupled to span Error dB + resolutio

44、n Resolution0.4 dB Tracking generator (with CMS-B9 also for the CMS57) Frequency range400 kHz to 1000 MHz Reference level dBm to dBm Display dynamic range50 dB (1 MHz to 500 MHz) 45 dB (500 MHz to 1000 MHz) Span0 (zero span) to full span Filters (-dB bandwidth)150 Hz, /1/50/00 kHz, 1/ MHz (coupled t

45、o span) Error dB (relative measurement 0.5 dB) Resolution0.4 dB Output level0 dBm to 18 dBm Frequency offset0 Hz to 999 MHz (depending on span and center frequency) 8CMSRadiocommunicationServiceMonitor All functions are clearly displayed; 1 softkeys allow direct access to individual parameters The l

46、arge, backlit LCD screen provides clear and simultaneous readout of all test results, entries, and functions Hardcopy of screen display, entry of tolerance and reference values are made at a keystroke Unit in original size CMSRadiocommunicationServiceMonitor9 Settings can be varied in selectable ste

47、ps using the rotary knob Programs, instrument settings, and test results can be stored on memory cards Additional inputs and outputs allow independent and versatile use of signal sources and test facilities 10CMSRadiocommunicationServiceMonitor CMS57 the avionics specialist The CMS5 radiocommunicati

48、on service monitor is the ideal radio tester for service and maintenance in the field of avionics. A built-in VOR/ILS signal generator generates all test signals for VOR (VHF omnidirectional range) ILS(instrument landing system) MB (marker beacon) Autopilot The VOR/ILS test signals are available as

49、RF and AF signals at different outputs. The RF is not limited to the defined re- ceiving ranges, but can be user-selected for versatile applications (e.g. IF module testing). Since the VOR/ILS AF signal is provided separately, it can be fed into demodulators, filters, or rectifiers of the receiver or be used as the modulation source of a second signal generator for use as a jammer in the adjacent chan- nels. The CMS5 combines con