Pre Adjustments; Equipment; Procedure; Minimum Pulse Droop - HP 8112A Operating, Programming And Servicing Manual

Pre Adjustments

Equipment

Procedure

Oscilloscope (HP 541211').
n
Attenuator 20 dB (3
n
HP 8112A
Figure 9-2. Pre adjustments setup

Minimum Pulse Droop

1. Set up the HP 8112A as follows:
Trigger Mode
Control Mode
P E R
DEL
D T Y
Transition
LEE
TRE
HIL
COMPL
DISABLE
LIMIT
2. Connect the HP 8112A main output to the oscilloscope input 4
via 40 dB (2 x 20 dB) attenuation.
3. Connect TRIGGER OUT of the HP 8112A to the TRIG IN of
the oscilloscope, via a 20 dB Attenuator.
4. On the oscilloscope:
a. Press [Autoscale] and set for 2 V/division.
b. Set the attenuation factor to 100 and its offset to 0 V.
5. Adjust AlR515 for best pulse droop in all three transition
modes.
x).
Oscilloscope (HP 541213
Attenuators, 40dB
NORM
Off
1 ms
65 ns
50%
Linear, Fixed, Gaussian as reqd.
10 ns
10 ns
-4.99 v
Off
Off (= Enable)
Off
Adjustment Procedures 9-5
2 0 d B