Spy Radio Set Type A Mk. III (A3)

• País
• Gran Bretaña (GB)

• Fabricante / Marca
• Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice)

• Año
• 1944

• Categoría
• Transceptor militar

• Radiomuseum.org ID
• 299645

• Imágenes
• Esquemas

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• Numero de valvulas
• 5

• Válvulas
• 7Q7 7H7 7H7 7H7 7C5

• Principio principal
• Transceiver

• Gama de ondas
• Onda Corta solamente

• Tensión de funcionamiento
• Red / Acumuladores (posiblemente también baterias) / 100-130AC or 200-250AC or 6DC Volt

• Altavoz
• - Este modelo usa amplificador externo de B.F.

• Material
• Metálico

• de Radiomuseum.org
• Modelo: Spy Radio Set Type A Mk. III - Marconi Co. Marconiphone,

• Forma
• Formas varias descritas en notas aparte.

• Anotaciones

• This transceiver radio used by Special Operations Executive (SOE) and was conceived in 1944. It was the smallest transceiver used during World War II and was completely miniaturized, except for the "lock-in" American tubes.

  SOE-Designator: Type 21 Mk.III.

  Power output: 5 watts.
  overage 3.2 to 5.25 mHz, "Blue" band, 5.2 to 9.55 mHz, "Red" band.
  ore than 4000 were made by Marconi. It was designed as a replacement for the bulky Type 3 Mk.II (B2) suitcase radio. It was the smallest transceiver made during WW2 and was favoured by resistance groups and Special Forces operating behind enemy lines.

  It was available in two versions;
  1. A container version comprising two watertight metal containers allowing it to be dropped by parachute to resistance groups. The larger container, marked 'C, held the transceiver, whilst the smaller one, marked 'D', contained the SPARES-box and a vibrator pack for 6V operation.
  2. Small suitcase containing the transceiver and SPARES box

  Measurements & weight: 

  "C" measures 27 x 23 x 11 cm and weighs 5.5 kg.

  "D" measures 17.5 x 13 x 22 cm and weighs 4.5 kg.

• Peso neto
• 10 kg / 22 lb 0.4 oz (22.026 lb)

• Mencionado en
• -- Collector info (Sammler) (RAM Magazine 125. October 1991, page 20)

• Documentación / Esquemas (1)
• RAM Magazine 125. October 1991, page 25

• Autor
• Modelo creado por Gary Cowans. Ver en "Modificar Ficha" los participantes posteriores.

• Otros modelos

• Donde encontrará 500 modelos, 334 con imágenes y 317 con esquemas.
  Ir al listado general de Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice)