• Country
• Great Britain (UK)

• Manufacturer / Brand
• Beethoven (Electric Equipment), Montague Radio Inventions; London, Manchester

• Year
• 1932

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 224440

• Number of Tubes
• 4

• Valves / Tubes
• PM12M PM1HL PM1HL PM22A

• Main principle
• TRF with regeneration

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

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 inch = 20.3 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: Transportable SG4 - Beethoven Electric Equipment,

• Shape
• Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.

• Dimensions (WHD)
• 15.25 x 17 x 9.75 inch / 387 x 432 x 248 mm

• Author
• Model page created by Pete Rich. See "Data change" for further contributors.

• Other Models

• Here you find 46 models, 22 with images and 26 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Beethoven (Electric Equipment), Montague Radio Inventions; London, Manchester