5
Performance Checks
Test Procedures
5-31
Test Results
Pass
Fail
Sweep
Equipment: Oscilloscope
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 model 5251 controls as follows:
Waveform:
Modulated
Modulation:
Sweep
Start Frequency: 1 MHz
Stop Frequency: 2 MHz
Sweep Time:
1 ms
Sweep Type:
Linear
Sync: On
Output: On
Test Procedure:
1. Verify Sweep operation on the oscilloscope as follows:
Waveform: Ramp
up
Frequency: 1
kHz
Max A:
2 MHz
Min A:
1 MHz
Test Results
Pass
Fail
2. Move 5251 sweep marker position to 1.5 MHz and verify
marker position at the middle of the ramp
Test Results
Pass
Fail
3. Reverse between Start and Stop frequencies and verify
oscilloscope reading as before except the ramp is down
Summary of Contents for 5251
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