1. PURPOSE. REStRICTED SECTION I DESCRIPTION The purpose of Code Training AN IGSC-Tl (fig. 1) is to provide operaton and others with a de,ice for practicing transmission and f'ueption of International Mone signals, by both visual and audio methods, to maintain code speed after IIChool training is completed. 2. APPLICATION. ft. Code Tn.ining Set AN/ GSC-Tl operates from various power sources such u storage batteries, uoS-volt a-c (altemating-cum:nt) or d-c (direcl-current) lighting systems. and iSO-volt • .e power 9OuroeS. The !let may be lLged at camps, transports, in hospitals, and in rehabilitation centers. b. The equipment hand tekpaph keys with which each member of • practice group of ten keys the circuit. The hand keying produces an audio tone adjustable in pitch and volume. or blinker flashes visible to ,II member! of a practice group.
DesignationTM 11-437
EditionJan 1944
StatusSuperseded
Pages37
FunctionComms Signal
CollectionHistoric
Public domain (U.S. Government work)