产品品牌：

罗德&施瓦茨Rohde&Schwarz

产品型号：

CMD65

特点 ·可测量GSM，GSM1800及GSM1900
·CRT06的RF测量
·适应高生产量时的高速测量
·独立、轻便、紧缩式设计
·通过RS232，IEC/IEEE远控
·前面板有多功能连接器
·话音编码器/解码器可被集成
·可选择安培表和伏特表
·视频测试
·高敏感度二级RF输入 技术指标

Time andfrequency reference
TCXO	standard
Nominalfrequency	10MHz
Temperfureeffect(0 to 35℃)	<1.5*10^-6
Aging	<0.5*10^-6/year
OCXO	optionCMD-B1
Nominalfrequency	10MHz
Temperatureeffect(0to 50℃) Aging	1*10^-7 <5*10^-9/day or <2*10^-7/year
DECT signalgenerator	specificaitonsvalidfor N connector
Frequency	10 DECt chanels0 to 9
Additional DECTchannels	-3 to -1,10 to12and half channels
Levelrange	-100 to-40dBm
Burstswitch-off	>30dB
Modulation	GFSK(B*T=0.5)
DECTanalyzer	specificationsvalid for N connector
Frequency Level(setting for external offenuation and expected powershall bematching	same as signalgenerator
-10 to +30 todBm)	-65 to+30dBm(for level meter) -30 to +30dBm(forbroadband FM demodulator and signalling),valuesshifted by about -40dB for input2
FMdemodulator	for TXpostprocessing and analog output
Range	0 to 450kHzdeviation
Resolution	1kHz
Levelmeter(transientresponse)	for TXposprocessing and analog output
Range	-65to 30 todBm
Dynamic	70dB
Analog DECTADPCM interface
Output	balanced
Range	1V,300Hz to3kHz
S/N+THD	50dB offull-range level
Input	balanced
Range	50mV,300Hzto3kHz
S/N+THD	50dB atfull-range level
DCmeasurements
DCvoltmeter	0to±30V
DCammeter	0 to±30A
AFmeter
Frequencyrange	50Hzto10kHz
Inputvoltage	0.1mV to30V
Loadimpedance	1MΩ
AF distortionmeter
Frequencyrange	300Hz to3kHz
Inputvoltage	100mV to30V
Loadimpedance	1MΩ
AFcounter
Frequencyrange	20Hz to10kHz
Inputvoltage	10mVto30V
rESOLUTION	1Hz
Loadimpedance	1mΩ
60MHzcounter
Frequencyrange	10Khz to60MHz
Inputsignal	min:100mV;max:TTL signal
Resolution	1Hz
Loadimpedance	1MΩ‖100pF
AFgenerator
Frequencyrange	50Hzto10kHz
Resolution	0.1Hz
Accuracy	0.05Hz
Outputvoltage	10μVto5V
Max.current	20mA
Sourceimpedance	<5Ω

 

Mobile StationTester
GSM900	CMD50	1050.9008.50
GSM900	CMD52	1050.9008.52
GSM900 andCSM1800	CMD53	1050.9008.53
GSM900 andGSM1800	CMD55	1050.9008.55
GSM900,andGSM1800 and DECT	CMD65	1050.9008.65
For all modelGSM1900 optional	CMD-B19	1059.6201.02