SCR-245

The SCR-245 Radio was a mobile MF/HF Signal Corps Radio used by the U.S. Army before and during World War II, for short range ground communications, It was one of the first crystal controlled sets used by the Army.[1][2][3][4]

SCR-245
SCR-245 mounted in Dodge VC-2 radio command car
TypeVehicle Radio
Place of originUnited States
Service history
In service1937
Used byUS Army
WarsWorld War II
Production history
Designed1936
Variants1
Specifications

Use

The SCR-245 was standardized on 10 June 1937, and used by Armored forces for command and control of tank units. It replaced the earlier SCR-189 and was used primarily in the early M2, M3 light tanks as well as the early M3 medium tanks. Their large size required them to be mounted in the tanks sponsons. It was replaced by the SCR-508 sets.[1][2][3]

Components
  • BC-223 Transmitter
    • Modes: AM, CW.
    • Frequency range: 4 crystal-controlled channels, 2.0 MHz to 4.5 MHz.
    • RF Power output: 10 Watts.
    • Range: CW 45 Miles. Voice 20 Miles.
  • BC-312 Receiver (See BC-342)
  • PE-55 Dynamotor (12Volt input)
  • MP14 or MP37 mast base and 15 foot whip antenna.

Variants
  • SCR-210 Receiver only set

See also

References
  1. Harry Yeide. Weapons of the Tankers. Zenith Imprint. pp. 54–. ISBN 978-1-61060-778-0.
  2. Richard J. Thompson Jr. (30 November 2011). Crystal Clear: The Struggle for Reliable Communications Technology in World War II. John Wiley & Sons. pp. 28–. ISBN 978-0-470-05128-3.
  3. Dulany Terrett. The Signal Corps: the emergency (to December 1941). Government Printing Office. pp. 139–. ISBN 978-0-16-093494-0.
  4. United States. War Department (1945). Technical Manual (TM 11-272 ed.). US Government.

General references
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