File:GAALT patent diagram.png: Difference between revisions
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(Diagram for Donald Beatty's "Gain-Adjusting Audio Level Terminator" (GAALT), 1965 {{PD}}) |
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Latest revision as of 12:41, 13 February 2011
Diagram for Donald Beatty's "Gain-Adjusting Audio Level Terminator" (GAALT), 1965
Public Domain | |
This work was published in the United States before 1929 and is now presumed to be in the public domain. |
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current | 12:41, 13 February 2011 | 475 × 633 (74 KB) | Dystopos (talk | contribs) | Diagram for Donald Beatty's "Gain-Adjusting Audio Level Terminator" (GAALT), 1965 {{PD}} |
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