Dc Vtvm-CONT.

TM 11-6625 -537-14-1

and is proportional to the deflection of VOLTS

from the output of V203B during time t1 to be

meter M 1.

A maximum of 0.020 volt,

applied to VOLTS meter M1. Capacitor C212

corresponding to full-scale deflection, is available.

filters the pulses obtained from V203B. Levels A

B a c k - t o - b a c k diodes CR202 and CR203 will

and B of AC-de polarity switch S5 control the

conduct to prevent any overvoltage accidentally

p o l a r i t y of VOLTS meter M 1. The rectified

applied at J4 and J5 from damaging meter Ml.

output of V203B is also applied to RI, R222, and

Capacitor C215 filters out any ac noise introduced

R223. The voltage across GAIN ADJ control R1

at J4 and J5.

is available at RECORDER OUTPUT jacks J4

5-5