
12
1145A 2-Channel Active Probe
Adjustments
1
Connect the equipment as shown below with the following front-panel
settings.
Equipment setup
8131A/B
54121T
Trigger
Mode
Auto
Time base
Slope
Pos
Period
50 ms
Time/div
5ms/div
HF sense
Off
Delay
0
Delay
Min
HF Reject
Off
Width/DS$C
50%
Sweep
Trg’d
Trigger level
-260 mV
High
1 V
Channels
Display Mode
Low
0 V
Channels 1, 2, 4 Off
Average
1
Offset
0.5 V
Channel 3
On
Screen
Single
Outputs
Enabled
Volts/div
20 mV/div
Graticule
Grid
Offset
50 mV
Bandwidth
12.4 GHz