Image:RCA12ax7.jpg

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RCA12ax7.jpg (7KB, MIME type: image/jpeg)

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From english wikipedia, uploaded there by User:EricBarbour RCA 12AX7 tube, 1948 (captioned, made photo myself of sample tube in August 2004)

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This image has been released into the public domain by its creator, EricBarbour. This applies worldwide.

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EricBarbour grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

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