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2074
User Manual
2074 Delay
Setting
Trigger Slope
6-14
Function:
Ch A Slope:
2.
Connect the counter channel A to the 2074 output
3.
Using ArbConnection prepare and download the following
waveform:
Wavelength:
Waveform:
4.
Configure the 2074, channel 1 only, as follows:
SCLK
Waveform:
Amplitude:
Run Mode:
Trigger Level
Re-trigger:
Re-trigger Delay: As required by the test
Re-trigger Source: BUS
Output:
Test Procedure
1.
Using ArbConnection, manually trigger the instrument
2.
Perform trigger delay tests using Tables 6-12.
Table 6-12, Re-Trigger Delay Tests
Error Limits
1 μs ±85 ns
1μs
1 ms ±50 μs
1ms
1 s ±50 ms
1s
Equipment: Oscilloscope, function generator
Preparation:
1.
Configure the Oscilloscope follows:
Termination:
Setup:
Trigger Source: External
2.
Connect 2074 Channel 1 output to the oscilloscope input
3.
Configure the function generator as follows:
Frequency
Run Mode:
Waveform:
4.
Connect the function generator TTL output to the 2074 TRIG IN
connector
5.
Connect the function generator main output to the 2
the oscilloscope
6.
Configure the 2074 as follows:
Pulse Width Measurement
Negative
100 points
Pulse, Delay = 0.1, Rise/Fall = 0, High
Time = 99.99
200 MS/s
Arbitrary
5 V
Triggered
0 V
On
On
Counter Reading
Pass
20 dB, 50 Ω feedthrough attenuator at the
oscilloscope input
As required for the test
10 kHz
Continue
TTL Output
Fail
nd
channel of
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