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Silvertone 1904 Order= 57K 1904

Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 1289762) Radio
 
Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 1289764) Radio
 
Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 1289765) Radio
 
Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 1289766) Radio
 
Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 1289767) Radio
 
Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 1289768) Radio
 
Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 1289770) Radio
 
Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 1289771) Radio
 
Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 1289772) Radio
 
Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 1289773) Radio
Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 724353) Radio Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 1437170) Radio
Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 538928) Radio Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 538927) Radio
Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 829839) Radio Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 829842) Radio
Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 1271567) Radio Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 1271568) Radio
Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 1437171) Radio Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 1437172) Radio
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Silvertone 1904 Order= 57K 1904; Sears, Roebuck & Co. (ID = 724353) Radio
Sears, Roebuck & Co.: Silvertone 1904 Order= 57K 1904 [Radio] ID = 724353 557x649
Select picture or schematic to display from thumbnails on the right and click for download.
For model Silvertone 1904 Order= 57K 1904, Sears, Roebuck & Co.; Chicago (IL):
Collection Gary Ramsey.
 
Country:  United States of America (USA)
Manufacturer / Brand:  Sears, Roebuck & Co.; Chicago (IL)
Brand
 
Silvertone
Year: 1935/1936 perfect model Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: 6A7 6K7G or 6K7MG 6C5G or 6C5MG 75 6F6G or 6F6MG 84
Main principle Superheterodyne (common); ZF/IF 175 kHz; 2 AF stage(s)
Tuned circuits 6 AM circuit(s)
Wave bands Broadcast, Short Wave(s) and Police.
Details
Power type and voltage Alternating Current supply (AC) / Either 25 cycles, 110 to 120V or 50 to 60 cycles, 110 to 120 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 6 inch = 15.2 cm
Power out
from Radiomuseum.org Model: Silvertone 1904 Order= 57K 1904 - Sears, Roebuck & Co.; Chicago
Material Wooden case
Shape Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.
Dimensions (WHD) 11.5 x 15.3 x 8.5 inch / 292 x 389 x 216 mm
Notes

The Sears Silvertone 1904 is an AC operated 6 tube BC, Police and SW band receiver.

Band Frequency Ranges are as follows:
BC Band (Band A).............540-1600kHz
Police Band (Band B)........1.58-5.10MHz
SW Band (Band C)............5.8-15.5MHz

Uses variable inductive coupling of 2nd IF as volume control.  Minor production changes made as listed in Sears Service Manual and Rider's 7-14.  Chassis and schematic used in this model also used in models 1904A, 1906, 1908, 1911, 1914, 1938, 1954, 1964, 1964A and 1984.

Has Automatic Volume Control, Tone Control, Airplane Dial, Slow Speed Tuning 17 to 1 ratio, 3-Gang Condenser.

See details and summaries about Sears catalogs etc. This model was manufactured for Sears by Colonial Radio Corp., Buffalo, NY (Sears Manufacturer Source Number Code 101).

Price in first year of sale 21.25 $
External source of data Ernst Erb
Source of data The Radio Collector's Directory and Price Guide 1921 - 1965
Circuit diagram reference Rider's Perpetual, Volume 6 = 1935 and before
Mentioned in Table Top Radios Vol. 1 Stein 98
Literature/Schematics (1) Cathedral & Tombstone Radios (Riders Sears 6-44, 45 and 7-14)
Literature/Schematics (2) The Sears Silvertone Catalogs 1930-1942 (page 91)
Literature/Schematics (3) Sears, Roebuck Catalogs (Silvertone) (# 171, Fall & Winter 1935/36, page 537.)
Literature/Schematics (4) Silvertone Radios, Service Inf. 1928 thru 1936 (Pages 663 to 672)


All listed radios etc. from Sears, Roebuck & Co.; Chicago (IL)
Here you find 5363 models, 3117 with images and 4075 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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