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Description: | Galton's whistle for the reproduction of sound in the range 6 kHz to 30 kHz. The frequency of the whistle is adjusted with the micrometer. The blowing nozzle and tube are carefully centred and arranged in a fork provided with a mounting rod. Needs about 1 bar of extra air pressure. Leybold label with number 41270 2011. Cat. No. 412 70. | 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: | 1963-1970 | Source: | University of Aberdeen | Creator: | Leybold | Identifier: | http://calms.abdn.ac.uk/Geology/dserve.e... | Go to resource |
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