Section I. DESCRIPTION AND USE OF OPERATOR'S INDICATORS, CONTROLS AND CONNECTORS

TM 11-5805-387-10-2

Section I. DESCRIPTION AND USE OF OPERATOR'S

INDICATORS, CONTROLS AND CONNECTORS

2-1. GENERAL INFORMATION

Each radio teletypewriter set uses different operating instructions for the

modem. Special instructions are contained in the manual for each radio

teletypewriter set used.

This section contains a descriptive guide of modem controls, indicators

and connectors for the operator.

2-2. I N D I C A T O R S

indicates direct current flow in dc loop No. 1.

DC LOOP NO. 1

DC LOOP NO. 2

indicates direct current flow in dc loop No. 2.

DISCRIMINATOR

indicates signal strength of received mark and space

pukes.

REGULATED DC

indicates dc voltage level (+20 v) regulated dc supply.

RCV LEVEL

indicates signal strength of receive (audio) signals.

2-1