Tektronix PM 101 Instruction Manual page 37

v. Turn the PG 502 PERIOD control fully clockwise to
the EXT TRIG position.
w. Set the PULSE DURATION control on the PG 502
to the "5 ns" position and adjust the PULSE DURATION­
VARI ABLE control for a 25 ns pulse on Channel 2 of the
Test Oscilloscope.
1 00 ns Period
45 ns Pulses
+TRIG OUT
@
PG 508
OUTPUT
50 Ohm Feed-thru
Termination
-+------
1
l
►
s
C
0
p 2
E
Fig. 5-5. Equipment Set-up-Clock Checks .
x. Using Channel 1 on the test oscilloscope to measure
the signal voltage, set the PG 502 output pulse for a high
level of 2.4 V and a low level of +0.5 V.
y. Connect one of the PM 101 ground leads to the
PG 502 Test Fixture's black terminal.
Ext. Trig.
25 ns Pulses
+TRIG
/DURATION
PG 502
OUTPUT
PM 101
FOUR DATA
ADDRESS OR
CONTROL
CHANNELS
Performance Check-PM 101
7D02
2917-11
5-7