• Country
• United States of America (USA)

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

• Year
• 1951/1952

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 51038

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

• Number of Tubes
• 5

• Valves / Tubes
• 7A8 7B7 7C6 50C5 35W4

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• AC/DC-set / 115 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: 52-548 - Philco, Philadelphia Stg. Batt

• Shape
• Tablemodel, with any shape - general.

• Notes

• Color: Maroon (548-M) or in Ivory (548-I).

• External source of data
• Ernst Erb

• Source of data
• Collector's Guide to Antique Radios 4. Edition

• Circuit diagram reference
• Beitman Radio Diagrams Vol. 12, 1952

• Literature/Schematics (1)
• Rider's Perpetual, Volume 23 (last) = covering up to 1954

• Literature/Schematics (3)
• Philco Folder 180-3436 for 1952.

• Other Models

• Here you find 4033 models, 2216 with images and 3682 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philco, Philadelphia Stg. Batt. Co.; USA