• Year
  • 1932 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 310992

 Technical Specifications

  • Number of Tubes
  • 3
  • Main principle
  • TRF with regeneration
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Storage and/or dry batteries / 4 & 100-150 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: 33 BS - Telefunken Deutschland TFK,
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 380 x 250 x 170 mm / 15 x 9.8 x 6.7 inch
  • Notes
  • This model is practically similar to Telefunken 33B except that the audio output valve is replaced by a pendent RES164d.

    The battery voltage for anode feeding is greater and has a capacitor and an additional resistance in parallel to polarize the second grid of the output pentode.

    The rest of the circuit is identical to Telefunken 33B.

  • Net weight (2.2 lb = 1 kg)
  • 3.130 kg / 6 lb 14.3 oz (6.894 lb)

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