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P1704A

P1704A ; General Electric Co. (ID = 196858) Radio
P1704A ; General Electric Co. (ID = 2178626) Radio P1704A ; General Electric Co. (ID = 2178627) Radio
P1704A ; General Electric Co. (ID = 2178628) Radio P1704A ; General Electric Co. (ID = 2178629) Radio
P1704A ; General Electric Co. (ID = 2178630) Radio P1704A ; General Electric Co. (ID = 1061580) Radio
P1704A ; General Electric Co. (ID = 1061581) Radio P1704A ; General Electric Co. (ID = 1061582) Radio
P1704A ; General Electric Co. (ID = 1061989) Radio P1704A ; General Electric Co. (ID = 1578984) Radio
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P1704A ; General Electric Co. (ID = 2178626) Radio
General Electric Co.: P1704A [Radio] ID = 2178626 1200x1600
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For model P1704A, General Electric Co. (GE); Bridgeport CT, Syracuse NY:
Front view swiveled right
 
Country:  United States of America (USA)
Manufacturer / Brand:  General Electric Co. (GE); Bridgeport CT, Syracuse NY
Brand
 
Musaphonic
Year: 1965 ? Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) 10:
Main principle Superheterodyne (common); ZF/IF 455 kHz; 3 AF stage(s)
Tuned circuits 5 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Dry Batteries / 3 Volt
Loudspeaker Magnetic loudspeaker (reed) generic.
Power out
from Radiomuseum.org Model: P1704A - General Electric Co. GE;
Material Modern plastics (no Bakelite or Catalin)
Shape Very small Portable or Pocket-Set (Handheld) < 8 inch.
Dimensions (WHD) 3 x 4.75 x 1.5 inch / 76 x 121 x 38 mm
Notes High impedance speaker with reed suspended between 2 pole pieces, drives paper cone with a stylus, and is directly driven in push-pull by a pair of collectors, without an audio output transformer. One of several contemporary GE transistor radio models to employ this kind of speaker which was originally used in the 1920's because of it's high efficiency and high impedance.
Circuit diagram reference Beitman Radio Diagrams Vol. 26, 1966
Literature/Schematics (1) Transistor Radios (Model info on page 46; 1965 date of manufacture)

Model page created by Egon Penker. See "Data change" for further contributors.



All listed radios etc. from General Electric Co. (GE); Bridgeport CT, Syracuse NY
Here you find 2719 models, 1911 with images and 1914 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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