Readout Jitter (R724) - Tektronix 2246 1Y Service Manual

Adjustment Procedure—2246 1Y and 2246 Mod A Service

7. Readout Jitter (R724)

a. Set:
READOUT (intensity)
SEC/DIV
CH 1 COUPLING
A INTEN
5-6
12 o 'clock
10 ms
DC
Fully CCW (off)
Connect calibration generator
b.
AMPL output to CH 1 input via 50 H Precision
coaxial cable. Set generator for STD AMPL and 1
volt.
ADJUST—Readout Jitter (R724) for the least
c
amount of jitter or sway in the readout.
Disconnect calibration generator.
d
(PG 506) STD