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Sonatron Tube Co.

Sonatron Tube Company, 108 West Lake Street, Chicago, Illinois, USA


First seen: 01-Jan-1920
Last seen: 31-Dec-1928

Brand(s): Sonatron

Sonatron Tube Co. appears in the Nov 1926 Radio Retailing edition, detailing its tube line with specifications.

 

Sonatron variants:

 
S T
O R
N O
A N
X 201-A
1
Tube
{v1} Globe, short bakelite base, tipless, 6v DC, 90v plate, 0.25amps


S T
O R
N O
A N
200
1
Tube
{v1} Globe, short bakelite base, tipless, 6v DC, 90v plate, 0.25amps


S T
O R
N O
A N
200-A
1
Tube
{v1} Globe, short bakelite base, tipless, 6v DC, 135v plate, 0.25amps


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Bibliography references:
  1. Radio Retailing, Jun-1929, pg. 267. From AmericanRadioHistory.com. Retrieved 30-Nov-2018. !
  2. Radio Broadcast, Dec-1929, pg. 123. From AmericanRadioHistory.com. Retrieved 30-Nov-2018. !

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