• Country
• United States of America (USA)

• Manufacturer / Brand
• Farnsworth Television & Radio Corp. - see also Capehart

• Year
• 1950 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 40264

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

• Number of Tubes
• 4

• Valves / Tubes
• 1R5 1T4 1S5 3S4

• Number of Transistors

• Semiconductors
• Selenium-Rectifier

• 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
• Line / Batteries (any type) / 117 and 67,5/5x1.5 Volt

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

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: P-860 - Farnsworth Television & Radio

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 250 x 200 x 125 mm / 9.8 x 7.9 x 4.9 inch

• Notes
• Selenium Rectifier

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 18 = 1949 and before

• Other Models

• Here you find 400 models, 284 with images and 327 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Farnsworth Television & Radio Corp. - see also Capehart