File:Tek7J20.jpg
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Photograph of a working Tektronix 7J20 Rapid Scan Spectrometer inserted in a 7633 oscilloscope.
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 11:34, 26 May 2013 | ![]() | 498 × 604 (76 KB) | Bhenry (talk | contribs) | Photograph of a working Tektronix 7J20 Rapid Scan Spectrometer inserted in a 7633 oscilloscope. |
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