HP 8112A Operating, Programming And Servicing Manual page 132

8-20 Testing Performance
EXT INPUT
OUTPUT
TRIG OUTPUT lA7pJ
6 . Set the HP 8112A to GATE trigger mode, PER = 900 ns and
DTY = 50%. Verify that each gate leading edge releases a train
of output pulses and that each cycle is complete. As shown here.
TRIG OUTPUT l-~-----j
Set the HP 8112A to E.WID trigger mode
7 .
8 . Select Linear transition and LEE, TRE to 1 ps
Verify that each external input pulse triggers an output pulse of
9 .
the same width, as shown here.
TRIG OUTPUT
10. Set up the HP 8112A as follows:
Input Mode
Control Mode
Transition
BUR
P E R
DEL
D T Y
HIL
11. Change the external pulse generator (HP 8116A) width setting to
1.0 /Ls.
EXT INPUT
OUTPUT
EXT INPUT
O U T P U T
E.BUR
Off
Fixed
50
300 ns
65 ns
50%
1.00 v
0.00 v
(INPUT 3)