• Year
  • 1937
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 130263

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

 Technical Specifications

  • Number of Tubes
  • 8
  • Main principle
  • Superheterodyne (common); ZF/IF 456 kHz; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast, Short Wave(s) and Police.
  • Power type and voltage
  • Alternating Current supply (AC) / 115 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Truetone D-727 Ch= 175-E - Western Auto Supply Co.
  • Shape
  • Tablemodel with Push Buttons.
  • Dimensions (WHD)
  • 21 x 11.75 x 9 inch / 533 x 298 x 229 mm
  • Notes
  • The Western Auto Truetone D727 is an AC operated 8 tube BC, Police and SW band receiver. Has Motor driven tuning with 8 push-buttons, tuning eye and push-pull output stage.

    Band Frequency Ranges are as follows:
    BC Band.............540-1600kHz
    Police Band........1.65-5.4MHz
    SW Band............5.4-16.0MHz

    This model was manufactured for Western Auto by Detrola Radio Corp., Detroit, Mich.

    Riders Detrola 9-1 has schematic for chassis 175-E, with alignment instructions in 9-4, 9-5.


    There is also an early model D-727 which is completely different: 10 tubes, 1934.

  • Price in first year of sale
  • 40.00 $
  • Source of data
  • -- Collector info (Sammler)
  • Circuit diagram reference
  • Rider's Perpetual, Volume 9 = 1938 and before
  • Author
  • Model page created by a member from A. See "Data change" for further contributors.

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