Operating Features of the Audion

Operating Features of the Audion

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R250.00
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Product details

Condition
New
Location
South Africa
Bob Shop ID
645303765

'The Operating Features of the Audion'  A re-print of a book written by Edward Armstrong and published in 1917 by the New York Academy of Sciences. The book describes the invention and application of the triode valve (tube) by the author.


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