Tektronix CMC251, Руководство пользователя

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CMC251 User Manual
19
Appendix A: Specifications
Table 10 and 11 list the characteristics of theCMC251 Frequency
Counter that are guaranteed by the warranty.
Table 10: Warranted Characteristics
Characteristic Measurement
Channel A Input
Bandwidth 1 Hz to 100 MHz, AC coupled
Sensitivity (Sine wave
terminated into 1 M
W
)
20 mV
RMS
50 mV
RMS
1 Hz to 30 MHz
30 MHz to 100 MHz
Impedance
1 M
W
paralleled by 40 pF
Attenuation 3 V to 42 V (HI)
50 mV to 5 V (LO)
Maximum Input Voltage 42 V peak
Filter –3 dB at 100 kHz