File:EB1911 Telegraph - bolometer receiver.jpg
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EB1911_Telegraph_-_bolometer_receiver.jpg (512 × 442 pixels, file size: 30 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 17:26, 22 March 2016 | 512 × 442 (30 KB) | Library Guy | {{Information |Description ={{en|1=A class of electromagnetic wave detector comprises the thermal detectors which operate in virtue of the fact that electric oscillations create heat in a fine wire through which they pass. One form such a detector t... |
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