W.T. Sets, Field C.W. Mk III Transmitter

Wireless Telegraphy Factory, War Department; Soho W

  • Anno
  • 1917 ??
  • Categoria
  • Trasmettitore militare
  • Radiomuseum.org ID
  • 341983

 Specifiche tecniche

  • Numero di tubi
  • 2
  • Valvole
  • Principio generale
  • Trasmettitore
  • Gamme d'onda
  • Gamme d'onda nelle note.
  • Tensioni di funzionamento
  • Batterie (di accumulatori e/o a secco)
  • Altoparlante
  • - - Nessuna uscita audio.
  • Materiali
  • Mobile in legno, valvole visibili.
  • Radiomuseum.org
  • Modello: W.T. Sets, Field C.W. Mk III Transmitter - Wireless Telegraphy Factory,
  • Forma
  • Apparecchio portatile > 20 cm (senza la necessità di una rete)
  • Dimensioni (LxAxP)
  • 294.2 x 209 x 320 mm / 11.6 x 8.2 x 12.6 inch
  • Annotazioni
  • This (CW) set comprised a transmitter and a heterodyne receiver in separate boxes. It came into service in 1917 and was used for forward area telegraphy.

    The transmitter was rated at 30-watts and had a range of 3.7km. It utilised two valves which were either the type B or AT25.

    The receiver had two R valves. The first of these was used in a heterodyne circuit and the second was as an audio frequency amplifier for the Morse signal.

    The complete set also included a heterodyne wavemeter, Selector Unit, and Rectifier Unit.

    Total production was a little under 3000 for both the transmitter and the receiver and approximately 400 of the Selector Units.

    Frequency Band: 450-1450 metres.

     

  • Peso netto
  • 18.5 lb (18 lb 8 oz) / 8.399 kg
  • Bibliografia
  • - - Manufacturers Literature (Communication by Wireless (SS.141) was issued by the War Office during the First World War)

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