• Year
  • 1933/1934
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 203037
    • Brand: Radiobell

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

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Superheterodyne (common); ZF/IF 135 kHz
  • Wave bands
  • Broadcast, Long Wave and 2 x Short Wave.
  • Power type and voltage
  • Direct Current supply (DC)
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • from Radiomuseum.org
  • Model: Super Bell 7 [DC] - Bell Telephone Mfg. Co.
  • Notes
  • Also listed as Superbell 7.
    See also Bell 50 variants with nearly the same case: no switch on the side and only 5 tubes (TRF).

    2 Wave-bands. Switch on the side.
  • Price in first year of sale
  • 3,750.00 BFR

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