Tektronix TEKFAX ADA400A, Инструкция по эксплуатации

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Performance Verification
ADA400A Differential Preamplifier
37
Table 16: Equipment Settings for X10, 10 kHz CMRR Checks
ADA400A Setting
Upper Bandwidth 100 kHz
Oscilloscope Setting
Vertical gain 20 mV/div
Time base 50 s/div
Sine Wave Generator Setting
Output 10 kHz
26. Set ‘--’ input to GND .
27.
Do steps 5 to 10 but with only one 10X attenuator.
28.
Set oscilloscope to 100 V/div. Measure trace is
<
0.56 division wide
(56 V, 85 dB).
29. Modify the equipment settings according to Table 17.
Table 17: Equipment Settings for X10, 100 Hz CMRR Checks
ADA400A Setting
Upper Bandwidth 3 kHz
Oscilloscope Setting
Vertical gain 20 mV/div
Time base 5 ms/div
Sine Wave Generator Setting
Output 100 Hz
30.
Set ‘--’ input to
GND
.
31.
Do steps 5 to 10 but with only one 10X attenuator.
32. Set oscilloscope to 100 V/div. Measure trace is
<
0.56 division wide
(56 V, 85 dB).
33.
Disconnect setup.
This completes the performance verification procedure.