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Wallace Valve Receiver Type 2 Tubular Audion

Wallace Valve Receiver Type 2; Wallace & Co.; New (ID = 2407385) Radio  
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Wallace Valve Receiver Type 2; Wallace & Co.; New (ID = 2407385) Radio
Wallace & Co.; New: Wallace Valve Receiver Type 2 [Radio] ID = 2407385 1255x2100
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For model Wallace Valve Receiver Type 2 Tubular Audion, Wallace & Co.; New York City, New York:
May, 1913 Modern Electric magazine page 174
 
Country:  United States of America (USA)
Manufacturer / Brand:  Wallace & Co.; New York City, New York
Year: 1912 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 1: T_deForest
Main principle TRF with regeneration
Wave bands Broadcast (MW) and Long Wave.
Details
Power type and voltage Storage and/or dry batteries
Loudspeaker - For headphones or amp.
Power out
from Radiomuseum.org Model: Wallace Valve Receiver Type 2 [Tubular Audion] - Wallace & Co.; New York City,
Material Wooden case, TUBES VISIBLE.
Shape Tablemodel, with any shape - general.
Notes Wallace produced this receiver in the summer of 1911. The set featured a switchable crystal or Tubular Audion detector. The circuit employed was regenerative two years before Armstrong "invented" the regenerative circuit. Armstrong had been invited to operate this receiver in the summer of 1911. Reference from Gerald Tyne and the RJ4 detector and the Wallace mystery 1978.
Mentioned in 1978 The RJ4 Detector and the Wallace Mystery by Gerald Tyne

Model page created by Alan Larsen. See "Data change" for further contributors.



All listed radios etc. from Wallace & Co.; New York City, New York
Here you find 3 models, 2 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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