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PM; Leningrad Kozitsky (ID = 523488) Crystal
PM; Leningrad Kozitsky (ID = 523203) Crystal  
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PM; Leningrad Kozitsky (ID = 523203) Crystal
Leningrad Kozitsky: PM [Crystal] ID = 523203 400x564
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For model PM, Leningrad Kozitsky Works:
Picture from magazine "Radio" - 11/1986 (SU)
Country:  Soviet Union
Manufacturer / Brand:  Leningrad Kozitsky Works
alternative name
Radiotelegraf Works
Year: 1917 Category: Detector-Radio (Crystal or diode, without tubes/transistors)
Main principle Crystal or Solid State Detector
Wave bands Wave Bands given in the notes.
Power type and voltage No Power needed
Loudspeaker - For headphones or amp.
Power out
from Model: PM - Leningrad Kozitsky Works
Material Wooden case
Shape Boatanchor (heavy military or commercial set).
Notes This Crystal Radio was built-in legendary Russia October Revoliution cruiser "Avrora" in 1917.
Coverage 450 - 3100 meter band. Two crystal detectors in schemat.
Source of data -- Schematic
Mentioned in Magazine "Radio" 11/1986 (SU)

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

All listed radios etc. from Leningrad Kozitsky Works
Here you find 70 models, 61 with images and 44 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.