Jeff Noyes

Macon, GA, US
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De Forest Audion Box

Dec 24, 2009
2 comments

  I have a friend here in Macon, GA (a retired ENT physician) who collects and rebuilds old radios. He also collects old pieces of electronic "stuff" and one of his prizes is an authentic...


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Re: De Forest Audion Box

Sorry to take so long... the audion was the first vacuum tube, used to control electric current. This one is not a working model - actually turning it on uses up the filament very quickly.

posted: 3:14 pm on September 15th