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BT-56 ; Farnsworth (ID = 339646) Radio
BT-56 ; Farnsworth (ID = 339648) Radio
BT-56 ; Farnsworth (ID = 1299905) Radio BT-56 ; Farnsworth (ID = 1299906) Radio
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BT-56 ; Farnsworth (ID = 1299905) Radio
Farnsworth: BT-56 [Radio] ID = 1299905 750x536
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For model BT-56, Farnsworth Television & Radio Corp. - see also Capehart:
Scanned from the Farnsworth Folder "Radios for 1941...".
Country:  United States of America (USA)
Manufacturer / Brand:  Farnsworth Television & Radio Corp. - see also Capehart
Year: 1940/1941 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: 12SA7 12SK7 12SQ7 50L6GT 35Z5GT
Main principle Superheterodyne (common); ZF/IF 455 kHz
Wave bands Broadcast only (MW).
Power type and voltage AC/DC-set / 117 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm
Power out
from Model: BT-56 - Farnsworth Television & Radio
Material Wooden case
Shape Tablemodel with Push Buttons.
Dimensions (WHD) 18.5 x 11 x 8 inch / 470 x 279 x 203 mm

Built in loop antenna. Broadcast range from 540 to 1720 kc.

External source of data Ernst Erb
Circuit diagram reference Rider's Perpetual, Volume 12 = ca. 1941 and before

All listed radios etc. from Farnsworth Television & Radio Corp. - see also Capehart
Here you find 392 models, 276 with images and 321 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.