Tektronix T922 User Manual

FRONT
REV . C APR 1977
g . Disconnect digital voltmeter .
3 . Vertical Preamplifier Gain
Fig . 4-4 . Vertical amplifier adjustment locations (bottom view of
T921 and T922)
.
c . Connect digital voltmeter between P4-9 and
P4-11
(see Fig . 4-4) . Select range on meter
for
at
least 500 mV
reading .
d . Set vertical POSITION control so trace is aligned
with center horizontal graticule line . Note
meter reading .
e . Rotate vertical POSITION control until meter reading
has increased 150 mV from reading in part d (trace moved
toward top of screen) .
f . Adjust Gain, R126 (see
Fig . 4-3),
so
trace aligns with
third
graticule line
above
center horizontal graticule line .
a . Set :

VOLTS/DIV (both)

5 mV
AC-GND-DC (both)

DC
Vertical Mode

CH 1
b . Connect a 1 kHz, 20 mV amplitude calibrator
(standard output) signal to CH 1 input via a 50 n
unterminated cable .
c . ADJUST-Gain, R4151 (see Fig . 4-4), for 4 division
display .
g . Disconnect test equipment .
Adjustments-T921 /T922/T922R
4 . High-Frequency
Compensation
w
a . Set :

"CH 1 VOLTS/DIV

5 mV
Vertical Mode

CH 1
DC
CH 2 AC-GND-DC

GND
SEC/DIV

.1
ms
CH
1 AC-GND-DC
1982-15
d . Move 20 mV amplitude calibrator signal to CH 2 input
and set Vertical Mode to CH 2 .
e . ADJUST-Gain, R4251 (see Fig . 4-4), for 4 division
display .
f . INTERACTION-If you cannot adjust CH 1 and CH 2
Preamplifier Gain for 4 division display, repeatsteps 2' and
3 .
b . Connect square-wave generator (fast-rise, + transi-
tion) to CH 1 input connector via 50 0 cable, 10X
attenuator, and 50 f'2 termination .
c . Set square-wave generator for 100 kHz, fast rise, and
amplitude for
5 division display . Set SEC/DIV to .5,us, and
INTENSITY as necessary to view the display .
4- 7

Tektronix T922 Specifications

General

Brand	Tektronix
Model	T922
Category	Test Equipment
Language	English