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详细介绍
R&S | CMD55/ CMD57 手机综合测试仪|罗德施瓦茨|CMD55/ CMD57Rohde&Schwarz|手机测试仪
品牌:罗德施瓦茨 | Rohde & Schwarz | R&S | R/S
特点
·是测量GSM及GSM1800移动电话的紧缩式单元
·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
·高敏感度二级RF输入
技术指标
·是测量GSM及GSM1800移动电话的紧缩式单元
·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
·高敏感度二级RF输入
技术指标
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RF generator
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same as CMD52,but
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Frequency range
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GSM900 band
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935.2 to 959.8 MHz
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GSM1800 band
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1805.2 to 1879.8 MHz
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GSM1900 band
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1930.2 to 1989.8 MHz
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Output level
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RF IN/OUT
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-35 to -120 dBm
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OUT 2
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+11 to -77 dBm
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RF generator2
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same as RFgenerator 1, but
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Max.outputlevel (RF IN/OUT)
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-37 dBm(RF OUT 2:+9 dBm)
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Peak power meter(RF IN/OUT)
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Frequencyrange
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800 to 1000 MHz
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1700 to 1900 MHz
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Measurement range/resolution
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GSM900 band
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0 to 47 dBm/0.1 dB
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GSM1800/1900
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0to 33 dBm/0.1 dB
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VSWR
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≤1.3
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Phase and frequency error
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measurement
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with option CMD-B4
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Frequency range
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GSM900 band
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890.2 to 914.8 MHz
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GSM1800 band
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1710.2 to 1784.8 MHz
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GSM1900 band
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1850.2 to 1909.8 MHz
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Level range
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RF IN/OUT
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GSM900 band
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0 to 47 dBm
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GSM1800/1900
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0 to 33dBm
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RF IN 2
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-60 to 0 dBm
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Burst power measurement
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withoption CMD-B4
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Frequency range
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GSM900 band
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890.2to 914.8 MHz
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Frequency range
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GSM1800band
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1717.2 to 1784.8 MHz
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GSM1900 band
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1850.2 to 1909.8MHz
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Reference level range
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RF IN/OUT
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GSM900 band
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10 to 47dBm
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GSM1800/1900
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0 to 33 dBm
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RF IN 2
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-37 to 0dBm
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High-dynamic burst ahalysis
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withoption CMD-B42
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Dynamic rangeMeasurementlinit
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>72 dB
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RFIN/OUT
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GSM900 band
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<-36dBm
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GSM1800/1900
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<-48 dBm
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RF IN 2
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GSM900 band
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<-83 dBm
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GSM1800/1900
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<-85 dBm
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AFgenerator
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option CMD-B41
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Frequencyrange/resolution
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50 Hz to 10 kHz/0.1 Hz
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Frequencydrift
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same as tiomebase+half resolution
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Voltage range/resolution
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10μV to 5V/10μ(1%)
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Distoution
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≤0.5%
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AF voltmeter
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Frequencyrange
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50 Hz to 10 kHz
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Measurementrange/resolution
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0.1 mV to 30V/100 μV(1%)
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Distortionmeter
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Frequency range
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300 Hz to 3 kHz
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Input voltage range/resolution
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100mV to 30 V/0.1%
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Inherent distortion
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≤0.5%
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AF counter
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