RADIO SET AN/ARC-131 INTERUNIT CIRCUIT DETAILS.

TM 11-5820-670-30

1-60. RADIO SET AN/ARC-131 INTERUNIT CIRCUIT DETAILS.

Interunit functioning is presented to provide an understanding of the interrelations of several units in

various operations of the radio set. Such an understanding will help maintenance personnel, when

troubleshooting, to sectionalize to a defective module or unit.

This paragraph explains interunit functioning of the following sections:

Power distribution and control circuits

Push-to-talk circuits (transmitter keying)

Audio circuits

Squelch control circuits

INTERUNIT POWER DISTRIBUTION

EL1AT136

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