Frequency Accuracy - Racal Instruments 3151 User Manual

Frequency Accuracy

Maintenance and Performance Checks 5-6
Accuracy Specifications: 0.01% of reading to 50.00 MHz
Equipment: Counter
1. Configure the Model 3151/3151A as follows:
Function:
Frequency:
Amplitude:
Remote Commands:
:OUTP ON
:FUNC:SHAP SQU
:FREQ 10
:VOLT 1
2. Set the counter to frequency measurement.
3. Connect the Model 3151/3151A output to the counter's input.
Change the frequency setting as required for the test and
verify the reading on the counter display as follows:
3151 SETTING
10.00 Hz
100.0 Hz
1.000 kHz
10.00 kHz
100.0 kHz
1.000 kHz
10.00 MHz
50.00 MHz
3151 And 3151A User Manual
Square
10 Hz
1 V
:RES
COUNTER READING
9.999 Hz - 10.001 Hz
99.99 Hz - 100.01 Hz
999.9 Hz - 1.0001 kHz
9.999 kHz - 10.001 kHz
99.99 kHz - 100.01 kHz
999.9 kHz - 1.0001 kHz
9.999 MHz - 10.001 MHz
49.995 MHz - 50.005 MHz