• Year
  • 1939/1940
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 51491

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • AC/DC-set / 115 Volt
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: PT-28 Transitone - Philco, Philadelphia Stg. Batt
  • Shape
  • Tablemodel without push buttons, Mantel/Midget/Compact up to 14
  • Dimensions (WHD)
  • 8.5 x 5.4 x 4 inch / 216 x 137 x 102 mm
  • Notes
  • Ivory painted bakelite cabinet. Codes121,122 ; Built-in Loop Aerial.

  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 12 = ca. 1941 and before
  • Mentioned in
  • Philco Radio 1928-1942, Ramirez
  • Literature/Schematics (1)
  • Philco dealers promotion radio sales, 1941
  • Literature/Schematics (3)
  • Philco Folder No. PR-799-A for 1941.

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