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Description: | Mullard 58AVP, working diameter 100 mm, 20 pin base. large with integral case; Black painted screen top half held in place with 3 side screws (not removed), earth tag connection to base; Caption: 'Photomultiplier tubes emplot a cascade of internal electrodes that amplify the tiny photoelectric current more than a million-fold so that it can be detected by conventional electronics. These tubes are used for measuring very low light levels and are a central part of detectors used in research to measure gamma rays and x-rays.' | License: | http://www.abdn.ac.uk/historic/Copyright_terms_conditions.shtml | Publisher: | ABDNP University of Aberdeen, Natural Philosophy Collection of Historical Scientific Instruments | Rights holder: | 47718 | Temporal: | 1950-1970 | Source: | University of Aberdeen | Creator: | Mullard | Identifier: | http://calms.abdn.ac.uk/Geology/dserve.e... | Go to resource |
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