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Title: Precision integrating sound level meter, 1975-1979. [Go to resource]
Description: Precision integrating sound level meter type 2218 with microphone and preamplifier type UA 0196, pistonphone sound source type 4220, all by Bruel and Kjaer, Denmark, and with extension cable, all in fitted carrying case License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: sound-level meter Temporal: 1975-1979 Source: Science Museum Creator: Brueel & Kjaer Vibro GmbH Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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