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NA-ALD Vernier Dial

NA-ALD Vernier Dial ; Alden-Napier (ID = 1255661) Radio part
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NA-ALD Vernier Dial ; Alden-Napier (ID = 1255661) Radio part
Alden-Napier: NA-ALD Vernier Dial [Radio part] ID = 1255661 402x400
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For model NA-ALD Vernier Dial, Alden-Napier Manufacturing Company; Springfield (MA):
Radio Broadcast, Dez. 1923, p. 170
Country:  United States of America (USA)
Manufacturer / Brand:  Alden-Napier Manufacturing Company; Springfield (MA)
Year: 1923 Category: Radio part (not a module) 
Wave bands - without
Power type and voltage No Power needed
Loudspeaker - - No sound reproduction output.
Power out
from Model: NA-ALD Vernier Dial - Alden-Napier Manufacturing
Material Bakelite case
Notes NA-ALD finger touch vernier dial.
Price in first year of sale 1.00 USD
Mentioned in Radio Broadcast, Dez. 1923, p. 170

Model page created by Hans-Joachim Korn † 16.11.15. See "Data change" for further contributors.

All listed radios etc. from Alden-Napier Manufacturing Company; Springfield (MA)
Here you find 10 models, 10 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.