Tektronix 492 - Page 108

Calibration—492/492P Service Vol. 1 (SN B030000 & up)
Adjustment Procedure
TM 503 Main Frame
■ ■
□
( · )
Θ —
X _ /
FM AM
0 0
o o
Digital Comb Generator
Voltmeter Source
Preselector Driver Board on Extenders
492
Spectrum Analyzer
ill
D
o
O:
O
o o
RF Input
Comb Generator
Module
Fig. 3-51. Test equipment setup for calibrating Preselector Driver.
Fig. 3-52. Preselector Driver adjustments and test points.
REV SEP 1983
3-75