Operating instructions

Theory of Operation---71387
(INT)
A20
TRIGGER IN
~ 1320
TRIGGER
'44
LINE
HOLD OFF
3-
2
_-(AUTO) --
A 16--
B7-
Figure 3-1 . Basic block diagram of the 71387 Delaying Time Base Unit .
1311
ROW & COLUMN
DATA
TIME/DIV
READOUT
CH 1
ROW DATA
B37
B5
CLOCK
SIGNAL
(SWEEP)
OUTPUT
SWEEP
GATE
(UNBLANKING)
A17 AUX
Z-AXIS
B16
AUX Y-AXIS
~4 B4 HOLD OFF
CH 2 COLUMN
r
A38

DATA
DELAY TIME
(
READOUT
B9

DELAY GATE
C1961-1