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P-4 {П-4}

P-4 {П-4}; Moscow Telegraph (ID = 183922) Crystal P-4 {П-4}; Moscow Telegraph (ID = 183923) Crystal
P-4 {П-4}; Moscow Telegraph (ID = 183925) Crystal  
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P-4 {П-4}; Moscow Telegraph (ID = 183922) Crystal
Moscow Telegraph: P-4 {П-4} [Crystal] ID = 183922 770x540
Select picture or schematic to display from thumbnails on the right and click for download.
For model P-4 {П-4}, Moscow Telegraph Works (ex-Morse):
Thanks for Valery Charcenko,Russia
Country:  Soviet Union
Manufacturer / Brand:  Moscow Telegraph Works (ex-Morse)
Year: 1927 Category: Detector-Radio (Crystal or diode, without tubes/transistors)
Main principle Crystal or Solid State Detector; Crystal-detection 1 circuit (no tubes)
Wave bands Broadcast and LongWave in ONE range.
Power type and voltage No Power needed
Loudspeaker - For headphones or amp.
Power out
from Model: P-4 {П-4} - Moscow Telegraph Works ex-
Material Wooden case
Shape Tablemodel, with any shape - general.
Notes Set-in crystal detector. Rheostat type tuning.
Mentioned in -- Collector info (Sammler)

Model page created by Zenonas Langaitis. See "Data change" for further contributors.

All listed radios etc. from Moscow Telegraph Works (ex-Morse)
Here you find 6 models, 6 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.