TM 11-5820-256-10 mailed direct to Commander, US Army Communications and Electronics Materiel Readiness Command, ATTN: DRSEL-ME-MQ, Fort Monmouth, NJ 07703. A reply will be furnished direct to you. 1-4. Purpose and Use a. Purpose. Radio Set AN/GRC-26D (fig. 1-1) is a self-contained radio-teletypewriter station operating over a frequency range of 1.5 to 20.0 megahertz (MHz) with a power output of approximately 450 watts. The AN/GRC26D provides facilities for transmission and reception of frequency-shift keying (fsk), amplitude-modulated (am.) voice, continuous-wave (cw), and combination frequency-shift keying and amplitude-modulated (fskam.) signals. Facilities are also provided for operation with security equipment. Normally, am. voice or cw service is used only in an emergency or when operating conditions prevent the use of the fsk facilities.
DesignationTM 11-5820-256-10
EditionJun 1969
StatusSuperseded
Pages98
FunctionComms Signal
CollectionHistoric
Public domain (U.S. Government work)