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3152B User Manual
Publication No. 980935 Rev. A
with alternating “0” and “1”
Test Procedure:
1. Verify ASK operation on the oscilloscope as follows:
Waveform: Sine
wave
Period: 0.1
ms
Amplitude:
Every 0.1 ms alternates between 2 V and 4V
Test Results
Pass
Fail
Variable Dwell Time
Frequency Hopping
Equipment: Oscilloscope
Preparation:
1. Configure the oscilloscope as follows:
Time Base:
0.5 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 3152B output to the oscilloscope input, channel 1
3. Connect the 3152B SYNC to the oscilloscope input, channel 2
4. Configure model 3152B controls as follows:
Waveform:
Modulated
Modulation:
Hop
Hop Mode:
Variable
Sync: On
Output: On
5. Using ArbConnection prepare, open the Hop Table composer
and download the following table (both channels):
Frequency Dwell
Time
1.0e6 50e-6
1.2e6 100e-6
1.4e6 150e-6
1.6e6 200e-6
1.8e6 250e-6
2.0e6 300e-6
2.2e6 350e-6
2.4e6 400e-6
2.6e6 450e-6
2.8e6 500e-6
Test Procedure:
1. Verify Hop operation on the oscilloscope as follows:
Waveform:
Frequency steps, increasing dwell time from
50
μ
s to 500
μ
s
Max A:
2.8 MHz
Min A:
1.0 MHz
Period: 2750
μ
s
6-32 Performance Checks
EADS North America Test and Services
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