503L Radio-Phonograph Late

Philco, Philadelphia Stg. Batt. Co.; USA

  • Year
  • 1934/1935
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 140526

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

 Technical Specifications

  • Number of Tubes
  • 8
  • Main principle
  • Superhet with RF-stage; ZF/IF 260 kHz
  • Wave bands
  • Broadcast only (MW).
  • Details
  • Record Player (not changer)
  • Power type and voltage
  • Alternating Current supply (AC) / 115 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Power out
  • 10 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 503L Radio-Phonograph [Late] - Philco, Philadelphia Stg. Batt
  • Shape
  • Console, Lowboy (legs < 50 %).
  • Notes
  • Model 503L is a lowboy radio-phonograph using the model 18 radio chassis. The early version of 503L used the early model 18 chassis with two bands, and the late version of 503L used the late single-band version of the model 18 radio chassis.
  • Price in first year of sale
  • 140.00 $
  • Circuit diagram reference
  • Rider's Perpetual, Volume 4 = ca. 1934 and before
  • Literature/Schematics (1)
  • Philco 1928-36 Wiring Diagrams, Parts Lists, and Essential Service Data
  • Author
  • Model page created by Thomas Albrecht. See "Data change" for further contributors.

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