• Country
• Great Britain (UK)

• Manufacturer / Brand
• Columbia Graphophone Co.; London

• Year
• 1934/1935

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 215789

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

• Number of Tubes
• 6

• Valves / Tubes
• VMS4B MS4B VMS4B MHD4 MPT4 MU12

• Main principle
• Superhet with RF-stage; ZF/IF 125 kHz

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Alternating Current supply (AC) / 200; 210; 220; 230; 250 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• from Radiomuseum.org
• Model: 463-AC - Columbia Graphophone Co.;

• Notes
• Same chassis as the Marconiphone 279 and HMV 463.

• Source of data
• -- Schematic

• Author
• Model page created by Getulio Jimenez-Gomez. See "Data change" for further contributors.

• Other Models

• Here you find 51 models, 28 with images and 23 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Columbia Graphophone Co.; London