• Country
• United States of America (USA)

• Manufacturer / Brand
• Philco, Philadelphia Stg. Batt. Co.; USA

• Year
• 1932/1933

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 50522

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

• Number of Tubes
• 5

• Valves / Tubes
• 15 32 32 30 19

• Conflicting model year with tube data.
• The model date contradicts tube dates. [ 19 (1933)]

• Main principle
• Superheterodyne (common); ZF/IF 175 kHz

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 135, 67.5, 2, -3, & -9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 37C - Philco, Philadelphia Stg. Batt

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Notes
• There are two versions of this mode: 37C (compact wooden table radio) and 37L (lowboy). Circuit uses a push-pull class B output stage.

• External source of data
• Ernst Erb

• Source of data
• Radio Collector`s Guide 1921-1932

• Circuit diagram reference
• Rider's Perpetual, Volume 8 = 1937 and before

• Mentioned in
• Philco Radio 1928-1942

• Literature/Schematics (1)
• Philco 1928-36 Wiring Diagrams, Parts Lists, and Essential Service Data

• Other Models

• Here you find 4089 models, 2223 with images and 3736 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philco, Philadelphia Stg. Batt. Co.; USA