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Protos Rfe21

Protos Rfe21; Siemens; D S.& (ID = 40940) Radio
 
Protos Rfe21; Siemens; D S.& (ID = 40941) Radio
 
Protos Rfe21; Siemens; D S.& (ID = 6732) Radio
Protos Rfe21; Siemens; D S.& (ID = 921) Radio Protos Rfe21; Siemens; D S.& (ID = 132847) Radio
Protos Rfe21; Siemens; D S.& (ID = 132848) Radio Protos Rfe21; Siemens; D S.& (ID = 132849) Radio
Protos Rfe21; Siemens; D S.& (ID = 132851) Radio Protos Rfe21; Siemens; D S.& (ID = 132853) Radio
Protos Rfe21; Siemens; D S.& (ID = 1611804) Radio
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Protos Rfe21; Siemens; D S.& (ID = 921) Radio
Siemens; D S.&: Protos Rfe21 [Radio] ID = 921 597x525
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For model Protos Rfe21, Siemens; D (S.& Halske / S. Electrogeräte)
 
Country:  Germany
Manufacturer / Brand:  Siemens; D (S.& Halske / S. Electrogeräte)
Year: 1928–1930 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 3: RE064 RE054 RE134
Main principle TRF with regeneration; 2 AF stage(s)
Tuned circuits 1 AM circuit(s)
Wave bands Broadcast (MW) and Long Wave.
Details
Power type and voltage Storage and/or dry batteries / 120+4 Volt
Loudspeaker Magnetic loudspeaker (reed) generic.
Power out
from Radiomuseum.org Model: Protos Rfe21 - Siemens; D S.& Halske / S.
Material Wooden case
Dimensions (WHD) 500 x 350 x 200 mm / 19.7 x 13.8 x 7.9 inch
Notes Protos-LS (oben rundl.) mit 3-Rö[510,514,560]
Price in first year of sale 150.00 RM +
Source of data Katalog Radio-Zentrale Prohaska 1928 / Radiokatalog Band 1, Ernst Erb
Circuit diagram reference Lange + FS-Bestückungstabellen
Mentioned in Arlt's grosser Radiokatalog 1930
Picture reference Das Modell ist im «Radiokatalog» (Erb) abgebildet.


All listed radios etc. from Siemens; D (S.& Halske / S. Electrogeräte)
Here you find 2426 models, 2005 with images and 1266 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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