• Anno
  • 1943 ?
  • Categoria
  • Altoparlante, cuffia o auricolare
  • Radiomuseum.org ID
  • 304296

 Specifiche tecniche

  • Tensioni di funzionamento
  • Alimentazione non richiesta
  • Materiali
  • Vari materiali
  • Radiomuseum.org
  • Modello: RAF headphones - MILITARY U.K. different makers
  • Dimensioni (LxAxP)
  • 200 x 210 x 80 mm / 7.9 x 8.3 x 3.1 inch
  • Annotazioni
  • 10A/12160 rubber coated wire headband with solid rubber centrepiece and holders for earpieces. 
    10A/13466 Type 32 earpieces with bakelite cases. (As used in C and D type flying helmets, etc).
    10A/12161 replaceable rubber backed chamois ear pads.
    Standard 10H/488 jack plug typically for ground station use. (Aircrew versions may have a microphone spliced into the cable and a multipole plug).

    Cotton covered cable loom. The two coils in each earpiece have a nominal resistance of 4.7 ohms, and they are connected in series. The cable connects the two earpieces in series, and has a total resistance of about 5 ohms. Hence the resistance of the headset at the jack plug is about 24 ohms.

  • Peso netto
  • 0.475 kg / 1 lb 0.7 oz (1.046 lb)
  • Autore
  • Modello inviato da Bruce Taylor. Utilizzare "Proponi modifica" per inviare ulteriori dati.

 Collezioni | Musei | Letteratura

Collezioni

Il modello RAF headphones fa parte delle collezioni dei seguenti membri.

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