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Mikrofon Crystal Piezophone

Mikrofon Crystal Piezophone ; Lengyel István (ID = 2075384) Microphone/PU Mikrofon Crystal Piezophone ; Lengyel István (ID = 2075385) Microphone/PU
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Mikrofon Crystal Piezophone ; Lengyel István (ID = 2075384) Microphone/PU
Lengyel István: Mikrofon Crystal Piezophone [Microphone/PU] ID = 2075384 570x697
Select picture or schematic to display from thumbnails on the right and click for download.
For model Mikrofon Crystal Piezophone, Lengyel István gépészmérnök (Sure); Budapest:
Thanks for Mr.Perneky Sándor, Verőce Rádiómúzeum ( radiomuzeum.hu ), and Első Zalai Rádiómúzeum Alapítvány, First Zala County Radio Museum Foundation.
 
Country:  Hungary
Manufacturer / Brand:  Lengyel István gépészmérnök (Sure); Budapest
Year: 1938 Category: Microphone or Pick-up element
Wave bands - without
Details
Power type and voltage No Power needed
Loudspeaker - For headphones or amp.
Power out
from Radiomuseum.org Model: Mikrofon Crystal Piezophone - Lengyel István gépészmérnök
Material Metal case
Shape Very small Portable or Pocket-Set (Handheld) < 8 inch.
Notes

30-10000 Hz.

Price in first year of sale 65.00 Pengő
Literature/Schematics (2) Rádiótechnika Budapest, 1938.

Model page created by Sandor Selyem-Tóth. See "Data change" for further contributors.



All listed radios etc. from Lengyel István gépészmérnök (Sure); Budapest
Here you find 13 models, 12 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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