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Overtone 20

Overtone 20; Fansteel Products (ID = 302010) Radio Overtone 20; Fansteel Products (ID = 302011) Radio
Overtone 20; Fansteel Products (ID = 904760) Radio Overtone 20; Fansteel Products (ID = 302012) Radio
Overtone 20; Fansteel Products (ID = 302013) Radio Overtone 20; Fansteel Products (ID = 302014) Radio
Overtone 20; Fansteel Products (ID = 904759) Radio  
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Overtone 20; Fansteel Products (ID = 302010) Radio
Fansteel Products: Overtone 20 [Radio] ID = 302010 800x553
Select picture or schematic to display from thumbnails on the right and click for download.
For model Overtone 20, Fansteel Products (Pfanstiehl, Pfansteihl, Balkite, Balkeit); Chicago:
Ebay Nr. 160088074368 Bild bearbeitet.
 
Country:  United States of America (USA)
Manufacturer / Brand:  Fansteel Products (Pfanstiehl, Pfansteihl, Balkite, Balkeit); Chicago
alternative name
 
Balkeit || First National
Brand
Overtone
Year: 1926 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6:
schematic requested
Main principle TRF (Tuned-Radio-Frequency but use of regeneration unknown)
Tuned circuits 3 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Storage and/or dry batteries
Loudspeaker - This model requires external speaker(s).
Power out 0.32 W (unknown quality)
from Radiomuseum.org Model: Overtone 20 - Fansteel Products Pfanstiehl,
Material Wooden case
Shape Tablemodel, Box - most often with Lid (NOT slant panel).
Dimensions (WHD) 517 x 257 x 327 mm / 20.4 x 10.1 x 12.9 inch
Notes "Single-tuned Six". One dial (primary tuning control knob). Lighted one-dial tuning is calibrated in Meters. Three side-by-side tuning capacitors, mechanically linked.
Balkeit, Balkite, Pfanstiehl are put together to Fansteel.
Net weight (2.2 lb = 1 kg) 9.1 kg / 20 lb 0.7 oz (20.044 lb)
Price in first year of sale 125.00 $
Collectors' prices  
External source of data Ernst Erb
Source of data Radio Collector`s Guide 1921-1932
Mentioned in Collector's Guide to Antique Radios 4. Edition
Literature/Schematics (1) Radio Manufacturers of the 1920's, Vol. 2


All listed radios etc. from Fansteel Products (Pfanstiehl, Pfansteihl, Balkite, Balkeit); Chicago
Here you find 129 models, 70 with images and 60 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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