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SECTION 1
INTRODUCTION
SELECTIVE RF COUNTER
Frequency Range:
Tunable Range:
Resolution:
Accuracy:
RF Level:
T/R Connector:
ANT Connector:
250 kHz to 1 GHz (The received
frequency must be within the IF
bandpass of the COM-120C.)
0 Hz to 1 GHz (characteristics below
250 kHz are not specified)
1 Hz (10 sec gate time)
10 Hz (1 sec gate time)
Same as Master Oscillator,
±
2 Hz
0 to +53 dBm
-60 to 0 dBm
RF FREQUENCY ERROR METER
Meter Range:
Meter Accuracy:
Meter Resolution:
RF Frequency Range:
RF Level:
T/R Connector:
ANT Connector:
0 Hz to 100 kHz
Same as Master Oscillator, ±2 counts.
1 Hz (10 sec gate time)
10 Hz (1 sec gate time)
250 kHz to 1 GHz (The received
frequency must be within the IF
bandpass of the COM-120C.)
0 to 53 dBm
-60 to 0 dBm
AF FREQUENCY COUNTER
Frequency
Range:
Accuracy:
Resolution:
Input Signal Level
SCOPE/DVM Input:
AUDIO/DATA Input:
10 Hz to 20 kHz
Same as Master Oscillator, ±1 count.
0.1 Hz (1 sec gate time, 10 to 500 Hz)
1 Hz (1 sec gate time, 500 Hz to 20 kHz)
0.1 Hz (10 sec gate time)
90 mVpp (50 mV range, any waveform)
450 mVpp (any waveform)
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General