• Year
  • 1937
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 17863

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

 Technical Specifications

  • Number of Tubes
  • 11
  • Main principle
  • Superhet with RF-stage; ZF/IF 465 kHz; 2 AF stage(s)
  • Tuned circuits
  • 9 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and more than two Short Wave bands.
  • Power type and voltage
  • Alternating Current supply (AC) / 195-255 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
  • Power out
  • 8 W (max.)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 561 - Marconi Co. Marconiphone,
  • Shape
  • Tablemodel, high profile (upright - NOT Cathedral nor decorative).
  • Dimensions (WHD)
  • 503 x 574 x 315 mm / 19.8 x 22.6 x 12.4 inch
  • Notes
  • Chassis identical with HMV 650 and HMV 655, LW, MW, 2 SW, and one "Ultra Short Wave" band to receive the TV sound from Alexandra Palace at 7,2 meters (41,5 MHz).
    Broadcaster Service man's Manual does not count the tuning indicator Y63!

    Three SW-bands 5-107 m, two IF-stages with variable bandwidth in the first one, separate oscillator tube, planetary drive. The same chassis is found in Marconiphone 563, 564 and 660.

  • Net weight (2.2 lb = 1 kg)
  • 29.2 kg / 64 lb 5.1 oz (64.317 lb)
  • Price in first year of sale
  • 24.00 gns
  • External source of data
  • E. Erb 3-907007-36-0
  • Circuit diagram reference
  • Die «Thali Schemasammlung» führt das Modell.

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