• Year
  • 1921
  • Category
  • Radio module pre 1926 (not a part, not a key)
  • Radiomuseum.org ID
  • 201518
    • alternative name: Lee De Forest Mfg.

 Technical Specifications

  • Main principle
  • Tuner pre 1926 (not a wave trap)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Interpanel Tuner MT-200 - DeForest Radio Telephone &
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Dimensions (WHD)
  • 12.5 x 9 x 0 inch / 318 x 229 x 0 mm
  • Notes
  • The De Forest MT-200 Interpanel Tuner covered the 150-20,000 Meters wavelength range. This tuner utilized the geared honeycomb coil mounting for three coils wired with a double primary. The two variable vernier condensers were .001 mfds and .0015 mfds. This tuner was available with or without a cabinet.
  • Net weight (2.2 lb = 1 kg)
  • 18 lb (18 lb 0 oz) / 8.172 kg
  • Literature/Schematics (1)
  • Deforest Radio Equipment Catalog H page 10
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

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