• Year
  • 1940
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 202125

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superheterodyne (common); ZF/IF 465 kHz; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • 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)
  • from Radiomuseum.org
  • Model: 71B - Cossor, A.C.; London
  • Shape
  • Tablemodel, with any shape - general.
  • Notes
  • Built on two separate Chassis, On/Off switch mounted on one side. The 62B (console), 63 (console), 64B (radiogram), 66 (radiogram), 66A (autoradiogram), 71B and 77 all share this design/chassis.

    High Impedance External Speaker and Gram/PU connections.

    Shortwave is 52m to 16m.

    IF rejection filter  on aerial input.

  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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