8-10
Performance Tests
FM Accuracy Performance Test (Option 1E2 Only)
FM Accuracy Performance Test (Option 1E2 Only)
Connect the Test Equipment
Figure 8-3. FM Accuracy Equipment Setup for Option 1E2
Configure the Measuring Receiver
1. Reset
2. FM mode
3. peak+ detector
4. 300 Hz high-pass filter
5. 15 kHz low-pass filter
Configure the 8648
1. Turn FM on; press FM MOD ON/OFF.
2. Press
INT 1 kHz until the modulation generator (Option 1E2) sine waveform is activated.
3. Set the rate; press
1 kHz.
4. Set the amplitude; press
AMPLITUDE 4 dB(m).
5. Turn the RF output on; press
RF ON/OFF.
Measure Deviations
1. Enter the frequencies and deviations shown in the test record.
2. Record the test results and compare the results to the limits in the test record.