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39-2770T ; Philco, Philadelphia (ID = 489848) Radio
39-2770T ; Philco, Philadelphia (ID = 599528) Radio
39-2770T ; Philco, Philadelphia (ID = 1353990) Radio 39-2770T ; Philco, Philadelphia (ID = 1353992) Radio
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39-2770T ; Philco, Philadelphia (ID = 1353990) Radio
Philco, Philadelphia: 39-2770T [Radio] ID = 1353990 933x700
Select picture or schematic to display from thumbnails on the right and click for download.
For model 39-2770T, Philco, Philadelphia Stg. Batt. Co.; USA
Country:  United States of America (USA)
Manufacturer / Brand:  Philco, Philadelphia Stg. Batt. Co.; USA
Year: 1938/1939 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 11: 6K7G 6J8G 6K7G 6H6G 6J5G 6J5G 6J5G 6J5G 6F6G 6F6G 5Y4G
Main principle Superhet with RF-stage; ZF/IF 470 kHz
Wave bands Broadcast, Long Wave and 2 x Short Wave.
Power type and voltage Alternating Current supply (AC) / 115, 220 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out 7.5 W (unknown quality)
from Model: 39-2770T - Philco, Philadelphia Stg. Batt
Material Wooden case
Shape Tablemodel, high profile (upright - NOT Cathedral nor decorative).
Notes The Philco Tropic model 39-2770 series had two models, an upright table model 39-2770T and a console 39-2770XX. Both use a chassis similar to Philco model 39-770, but with a long wave band replacing one of the three short wave bands of the 39-770.

Band coverage is 140-390 kHz (LW), 540-1720 kHz (BC), 5.7-11.5 MHz (SW1), and 11.5-22 MHz (SW2).

Philco "Tropic" radios were export models intended for harsh environments.
External source of data Ernst Erb
Circuit diagram reference Rider's Perpetual, Volume 11 = ca. 1940 and before
Literature/Schematics (1) Philco 1939 RMS Yearbook

All listed radios etc. from Philco, Philadelphia Stg. Batt. Co.; USA
Here you find 3737 models, 2110 with images and 3134 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.