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LDV-4 {ЛДВ-4}

LDV-4 {ЛДВ-4}; Nizhegorodsky Lenin (ID = 183779) Crystal  
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LDV-4 {ЛДВ-4}; Nizhegorodsky Lenin (ID = 183779) Crystal
Nizhegorodsky Lenin: LDV-4 {ЛДВ-4} [Crystal] ID = 183779 367x322
Select picture or schematic to display from thumbnails on the right and click for download.
For model LDV-4 {ЛДВ-4}, Nizhegorodsky Lenin Works (NITEL):
Thanks for Valery Charcenko, Russia
Country:  Soviet Union
Manufacturer / Brand:  Nizhegorodsky Lenin Works (NITEL)
Year: 1924/1925 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: LDV-4 {ЛДВ-4} - Nizhegorodsky Lenin Works
Material Wooden case
Shape Tablemodel, with any shape - general.
Dimensions (WHD) 245 x 122 x 132 mm / 9.6 x 4.8 x 5.2 inch
Notes In 1924-1926 Moscow Electrotrust workshops manufactured 5 models of crystal sets: LDV-2, 3, 4, 5, 7 - which are very similar - only small differences. Coverage ca. 200-2000 m. All models used the plug-in crystal detector type DS.
Mentioned in -- Collector info (Sammler)

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

All listed radios etc. from Nizhegorodsky Lenin Works (NITEL)
Here you find 12 models, 12 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.