Tabor Electronics 5251, User Manual, Page: 244 / 298

TE5251
User Manual
5-22
4. Configure model 5251 controls as follows:
Waveform: Modulated
Modulation: FM
Carrier Freq: 1 MHz
Mod Frequency: 10 kHz
Deviation: 500
kHz
Sync: On
Output: On
Test Procedure:
1. Verify FM operation on the oscilloscope as follows:
Waveform: Sine
Frequency: 10
kHz
Max A: 1.25 MHz
Min A: 750 kHz
Test Results Pass Fail
2. Modify 5251 modulating waveform to triangle, then square and
ramp and verify FM waveforms as selected
Test Results Pass Fail
3. Move 5251 marker position to 1.25MHz and verify marker
position
Test Results Pass Fail
Triggered FM -
Standard Waveforms
Equipment: Oscilloscope, function generator
Preparation:
1. Configure the oscilloscope as follows:
Time Base: 0.2 ms
Sampling Rate: 50 MS/s at least.
Trace A View:
Jitter, Type: FREQ, CLK.
Trigger source: Channel 2, positive slope
Amplitude:
1 V/div
2. Connect the 5251 output to the oscilloscope input, channel 1
3. Connect the 5251 SYNC output to the oscilloscope input,
channel 2
4. Configure the function generator as follows:
Frequency 1 kHz