KB 630

Kolster Brandes Ltd. (KB, K.B., ITT); Foots Cray; GB

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  • Year
  • 1937/1938
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 95876

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Superheterodyne (common); ZF/IF 464 kHz
  • Wave bands
  • Broadcast, Long Wave and Short Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 200-250 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm
  • Power out
  • 3 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: KB 630 - Kolster Brandes Ltd. KB, K.B.,
  • Shape
  • Tablemodel, high profile (upright - NOT Cathedral nor decorative).
  • Dimensions (WHD)
  • 16.75 x 20 x 12.5 inch / 425 x 508 x 318 mm
  • Notes

  • "Possessing remarkable range and selectivity, the KB 630 Superhet Receiver will satisfy equally the listener who insists on the finest broadcast entertainment and the long-distance enthusiast whose ambition is to receive the world 's most remote short-wave stations."

    Wave-ranges: 16.5-52, 195-56S, 970-2,300 metres.
    9 tuned circuits. Two I.F. stages. Three-colour “Alphadex” tuning scale with diffused edge-lighting. Two-speed tuning. Tone control and mains switch combined. Sockets for gramophone pick-up. “Radio gramophone" change-over switch. Volume control effective for radio and gramophone reproduction.
    Provision for external speaker. 8 in. high fldelity M.C. speaker. Output 3 watts.
    200-250 volts A.C., 40-60 cycles.
    Handsome walnut cabinet with figured centre panel and light toned escutcheon and controls. Dimensions : 20 in. high, 16.75 in. wide, 12.5 in. deep. May be used with K B All-Wave “Rejectostat” aerial.
    PRICE: 12½ GUINEAS
     

  • Price in first year of sale
  • 13.13 GBP
  • Author
  • Model page created by John Koster. See "Data change" for further contributors.

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