Tektronix 7834

vPDP
FRONT TARGET

LEVEL
FAST
TARGE
COLLECTOR

.TWV
CE4
-
V -
TSFR
PREP
STORAGE
WEEP GATE
.44 V
LO
I
NI
ov
TO f
-V
STORAGE HI
LOCKOUT _ _~
1
SINGLE SWEEP

No

I
RESET '-' I
.125 V
VARIABLE PERSISTENCE
FAST
OPERATING CONDITIONS :
1 . TIME-BASE, SINGLE SWEEP
MODE .
2 . PERSISTENCE CONTROL,
FULLY CCW .
3 . STORAGE LEVEL CONTROL, FULLY CW .
PREPLEVEL
o V TO 12 V
ABOVE
OP LEVEL
PULSE FREQUENCY - 1 W Hz
PULSE AMPLITUDE -0 V
TO
.15 V
AROVE OP LEVEL
PULSE WIDTN-2y,
I
AUTO
SINGLE SWEEP
RESET
I y.RWV
r
vPpPLEVEL OvT0 .75V
I
AUTO
SINGLESWEEP
RESET
~~~

~

1 1 I
I-TT"T-'-'"T
.-_-_"
0 .1
.2 .3
.4
b .8 .7 .8 .8 1 .0 1 .1 1 .2
1
.3 1 .4 1 .5 1 .8 1 .7 1 .8 1 .8 2 .0 2 .1 2 .2 2 .3 2 .4 2 .5 2 .8 2 .7
I

I
Figure
3-5 1 . Variable persistence fast mode timing diagram .
MANUAL

TIME .RASE

MANUAL

TIME BASE
ERASE

TRIGGER SINGLE

TRIGGER
SWEEP
RESET
Theory
of Operation--7834
5VT0
3V
1988-76