• Country
• United States of America (USA)

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

• Year
• 1937

• Category
• Car Radio, perhaps also + sound player/recorder

• Radiomuseum.org ID
• 51360

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

• Number of Tubes
• 6

• Valves / Tubes
• 78 6A7 78 75 41 84

• Main principle
• Superhet with RF-stage; ZF/IF 260 kHz; 2 AF stage(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 6 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 18 cm = 7.1 inch

• Material
• Metal case

• from Radiomuseum.org
• Model: F-1440 Ford - Philco, Philadelphia Stg. Batt

• Dimensions (WHD)
• 190 x 265 x 145 mm / 7.5 x 10.4 x 5.7 inch

• Notes
• This model is equipped with a vibrator for the generation of B+. The loudspeaker is mounted in a separate cylindrical metal housing, and is connected to the main body by a 3 pin connector. The tuning dial, the tuning knob and the volume control knob are separate from the main body, and are included in the dashboard of the car. The 3 position tone control is on the main body

• External source of data
• Ernst Erb

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

• Other Models

• Here you find 4007 models, 2207 with images and 3656 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philco, Philadelphia Stg. Batt. Co.; USA