71B (71, 71A, 71E)

Philco, Philadelphia Stg. Batt. Co.; USA

Data
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  • Year
  • 1932/1933
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 51139

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

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Superhet with RF-stage; ZF/IF 260 kHz
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Alternating Current supply (AC) / 115 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 71B - Philco, Philadelphia Stg. Batt
  • Shape
  • Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).
  • Notes

  • The model 71 series had many variations. There were seven cabinet styles, as indicated by the suffix of the main model number: 71B is a cathedral (sometimes called "Baby Grand"), 71L is a lowboy, 71H is a highboy, 71D is a highboy with dual-speakers and doors, and 71X is a console with inclined sounding board, 71LZ is a chairside, and there is also a 71 Grandfather clock. The single speaker versions use a code 121 chassis, and the dual speaker 71D uses a code 221 chassis. Power supply requirements are indicated by the chassis type, with 71 for 115 VAC 50-60 Hz, 71A for 115 VAC 25-40 Hz, and 71E for 230 VAC 50-60 Hz. Late versions (1933) included a shadow meter (tuning aid).

  • Price in first year of sale
  • 46.50 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 3 = 1933 and before
  • Literature/Schematics (1)
  • Philco Radio 1928-1942 (Philco 1928-36 Wiring Diagrams, Parts Lists, and Essential Service Data)
  • Literature/Schematics (3)
  • Philco Folder Form. 2952.

 Collections | Museums | Literature

Collections

The model 71B (71, 71A, 71E) is part of the collections of the following members.

 Forum