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X257

X257 ; General Electric Co. (ID = 18318) Radio
 
X257 ; General Electric Co. (ID = 1132682) Radio
X257 ; General Electric Co. (ID = 238994) Radio X257 ; General Electric Co. (ID = 238995) Radio
X257 ; General Electric Co. (ID = 238997) Radio X257 ; General Electric Co. (ID = 1632) Radio
X257 ; General Electric Co. (ID = 238996) Radio X257 ; General Electric Co. (ID = 247017) Radio
X257 ; General Electric Co. (ID = 247019) Radio
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X257 ; General Electric Co. (ID = 238994) Radio
General Electric Co.: X257 [Radio] ID = 238994 640x480
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For model X257, General Electric Co. (GE); Bridgeport CT, Syracuse NY
 
Country:  United States of America (USA)
Manufacturer / Brand:  General Electric Co. (GE); Bridgeport CT, Syracuse NY
Brand
 
Musaphonic
Year: 1949/1950 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: 12SA7 12SG7 12SQ7 50L6GT 35Z5GT RRB-004
Main principle Superheterodyne (common); ZF/IF 455 kHz
Wave bands Broadcast and Short Wave (SW).
Details
Power type and voltage AC/DC-set / 110-240 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 13 cm = 5.1 inch
Power out
from Radiomuseum.org Model: X257 - General Electric Co. GE;
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) 335 x 200 x 210 mm / 13.2 x 7.9 x 8.3 inch
Notes There is a national version with frequency dial and an export version for Europe with station dial
RRB-004 is a ballast tube, not counted.
Price in first year of sale 248.00 SFR
External source of data E. Erb 3-907007-36-0
Circuit diagram reference Die «Thali Schemasammlung» führt das Modell.
Literature/Schematics (1) -- Schematic
Picture reference Das Modell ist im «Radiokatalog» (Erb) abgebildet.


All listed radios etc. from General Electric Co. (GE); Bridgeport CT, Syracuse NY
Here you find 2745 models, 1918 with images and 1939 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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