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PT-25 Transitone Early

PT-25 Transitone; Philco, Philadelphia (ID = 64439) Radio
 
PT-25 Transitone; Philco, Philadelphia (ID = 142069) Radio
 
PT-25 Transitone; Philco, Philadelphia (ID = 614251) Radio
PT-25 Transitone; Philco, Philadelphia (ID = 267207) Radio PT-25 Transitone; Philco, Philadelphia (ID = 137667) Radio
PT-25 Transitone; Philco, Philadelphia (ID = 235902) Radio PT-25 Transitone; Philco, Philadelphia (ID = 235903) Radio
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PT-25 Transitone; Philco, Philadelphia (ID = 1877505) Radio
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PT-25 Transitone; Philco, Philadelphia (ID = 267207) Radio
Philco, Philadelphia: PT-25 Transitone [Radio] ID = 267207 566x393
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For model PT-25 Transitone Early, Philco, Philadelphia Stg. Batt. Co.; USA:
By courtesy of William Kendrick, USA
 
Country:  United States of America (USA)
Manufacturer / Brand:  Philco, Philadelphia Stg. Batt. Co.; USA
Year: 1939/1939 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: 7A8 7B7 7C6 35A5 35Z3
Main principle Superheterodyne (common); ZF/IF 470 kHz; 2 AF stage(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage AC/DC-set / 115 Volt
Loudspeaker
Power out
from Radiomuseum.org Model: PT-25 Transitone [Early] - Philco, Philadelphia Stg. Batt
Material Bakelite case
Shape Tablemodel, Mantel/Midget/Compact up to 14" width, but not a Portable (See power data. Sometimes with handle but for mains only).
Dimensions (WHD) 8.5 x 5.4 x 4 inch / 216 x 137 x 102 mm
Notes The early version of Philco Transitone model PT-25 is marked as code 121 and has horizontal ribs across the speaker grill of its dark brown bakelite cabinet. The late version is marked code 122 and has horizontal sloped louvers across the speaker grill.

The early and late versions of PT-27 are similar, but with ivory painted bakelite cabinets.
Price in first year of sale 10.00 $
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 (Philco Radio 1928-1942, Ramirez)
Literature/Schematics (1) Philco dealers promotion radio sales, 1941


All listed radios etc. from Philco, Philadelphia Stg. Batt. Co.; USA
Here you find 3736 models, 2108 with images and 3134 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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