41-231T Bullet

• Country
• United States of America (USA)

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

• Year
• 1940/1941

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 50713

• Picture
• Schematics

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

• Number of Tubes
• 6

• Valves / Tubes
• XXD 7B7 7B7 7C6 50L6GT 35Z5

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

• Wave bands
• Broadcast and Short Wave (SW).

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

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Power out
• 1 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 41-231T Bullet - Philco, Philadelphia Stg. Batt

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 15.6 x 9.38 x 15.6 mm / 0.6 x 0.4 x 0.6 inch

• Notes
• Model 41-231T has two IF stages.

• External source of data
• Ernst Erb

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

• Circuit diagram reference
• Rider's Perpetual, Volume 12 = ca. 1941 and before

• Mentioned in
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Literature/Schematics (1)
• Philco Radio 1928-1942 (Philco 1941 RMS Year Book)

• Literature/Schematics (2)
• Machine Age to Jet Age II (page 216.)

• Other Models

• Here you find 4041 models, 2218 with images and 3690 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philco, Philadelphia Stg. Batt. Co.; USA