RADIO SETS SCR-522 AND SCR-542 (FOR SCR-528, SEE SCR-510)
Use. - Ground-air liaison.
Frequency range. - 100 to 156 megacycles.
Power output. - 6 watts.
Emission. - A3 and special tone signal when used with contactor equipment RC-96.
Description. - Radio sets SCR-522 and SCR-542 are intended for use in aircraft and will provide two-way radio-telephone communication between aircraft in flight and between aircraft and ground stations. Operation may take place on any one of four crystal-controlled channels lying within the frequency range of 100 to 156 megacycles. Remote control only is provided. Radio set SCR-522 operates from a 28-volt source and uses dynamotor PE-94-A ; radio set SCR-542 operates from a 14-volt source and uses dynamotor PE-98- A. Radio sets SCR-522 and SCR-542 differ only in the primary power supply voltage and the dynamotor unit used.
Frequency control. - Crystal (four pre-set channels in the receiver and four in the transmitter).
Power supplies available:
Antenna. - A quarter-wave vertical mast.
Weights, dimensions, and Army type numbers of principal equipment units
Unit | Type No.| Dimensions | Volume | Weight | | Inches | Cubic | Pounds Case CS-80 containing:| | | | Feet Radio Transmitter | BC-625 | \ | | Radio Receiver | BC-624 | | 16 5/32 x 12 9/16 x 10 11/16 | | 49 Rack | FT-244 | / | | Dynamotor | PE-94-A | 12 25/32 x 8 27/32 x 6 15/64 | | 37 Dynamotor | PE-98-A | 12 25/32 x 8 27/32 x 6 15/64 | | 37 Radio Control box | BC-602 | 5 7/8 x 5 9/16 x 2 1/2 | | 2.4 Total weight | | | | 91 Total volume | | | 1.8 |
REFERENCES:The information enclosed here is excerpted from:
Catalogue of Naval Electronic Equipment-April 1946- NavShips 900,116.