• Country
• Great Britain (UK)

• Manufacturer / Brand
• Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice)

• Year
• 1934/1935

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 17834

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

• Number of Tubes
• 9

• Valves / Tubes
• VMS4B MX40 VMS4 MS4B MHD4 MHD4 PX4 PX4 MU14

• Main principle
• Superhet with RF-stage; ZF/IF 117 kHz

• Tuned circuits
• 10 AM circuit(s)

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

• Details
• Changer (Record changer)

• Power type and voltage
• Alternating Current supply (AC)

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Nine Valve Automatic Radiogram De Luxe 292 - Marconi Co. Marconiphone,

• Shape
• Console, Lowboy (legs < 50 %).

• Notes

• Elliptical Loudspeaker. High-Fidelity switch alters bandwidth from 7 to 14 kHz and alters some time constants. Two DDT Tubes used to enable current-driven tuning bar controlled by both the RF amplifier anode current and AVC tube current.

  Same chassis as in the HMV 580 Radiogram.

• Price in first year of sale
• 52.00 GNS

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Wireless World (The), London (WW, 79)

• Circuit diagram reference
• Die «Thali Schemasammlung» führt das Modell.

• Literature/Schematics (1)
• -- Original-techn. papers.

• Other Models

• Here you find 502 models, 335 with images and 317 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice)