• Year
  • 1933 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 226341

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • TRF with regeneration; 2 AF stage(s)
  • Tuned circuits
  • 1 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and Short Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 103-253 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 17 cm = 6.7 inch
  • Power out
  • 2.8 W (unknown quality)
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: 938AS - Philips Finland - see also
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 355 x 323 x 200 mm / 14 x 12.7 x 7.9 inch
  • Notes
  • Reaction coils with fixed position; feedback regulated by C13.
    LW, BC and SW are divided in 6 ranges:
    • I. 15-33 m.
    • II. 32-90 m.
    • III. 85-200 m.
    • IV. 200-400 m.
    • V. 400-950 m.
    • VI. 950-2000 m.
    The first tube (E438) is shielded to neutralize the magnetic field of the loudspeaker.
    Housing in Arbolite, front panel in Philite (Bakelite).
  • Author
  • Model page created by Timo Rantasaari. See "Data change" for further contributors.

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