2. i RTAL PHASING : TM 851-101 Figure 10.1. Radio Receiver R-620/FRR, front view. 13.1. Description of Radio Receiver R- 620/FRR a. Radio Receiver R-620/FRR (fig. 10.1 and 10.2) is the rack mounting type (par. 8a). The receiver self-contained power supply is designed to operate from a 50- to 60-cps, 90- to 270-volt ac power source. The outline provided (par. 8) is fully applicable to the receiver. b. It is of more recent design than Radio Re- ceiver R-274C/FRR from serial No. 1570 and differs from it with regard to its top cover, side plates, carrying handles, single-scale meter, lack of a METER RF-AF switch, one meter- adjustment control, antenna input bracket J1, tube complement and arrangement, and the location of the 6 channel plastic logging chart on the front panel. Page 19. Par. 13.1. Insert figures 10.1 and 10.2 after paragraph 13.1. Page 20. Par. 156.
DesignationTM 11-851
EditionJul 1954
StatusSuperseded
Pages122
FunctionComms Signal
CollectionHistoric
Public domain (U.S. Government work)