Noise measuring unit
- Made:
- 1960-1979
This image is released under a CC BY-NC-SA 4.0 Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
License
Science Museum Group
© The Board of Trustees of the Science Museum
Nomal 2B noise measuring unit serial no.1703, marked `Dataforce' in weatherproof case, with power and battery leads and microphone mounting rod (Dataforce later became Digitronix)
Details
- Category:
- Acoustics
- Object Number:
- 1992-853
- type:
- measuring unit
- credit:
- Civil Aviation Authority. Chief Scientis
