Portable tape recorder used for noise measurement

Made:
1967 in England
Portable tape recorder type L4B serial no

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Portable tape recorder type L4B serial no
Science Museum Group
© The Board of Trustees of the Science Museum

Portable tape recorder type L4B serial no. H10200 by EMI Electronics Ltd., Hayes, Middlesex, England, reel-to-reel with ¼" tape on 4" diameter reels, dual speed 3.75 and 7.5 ips, used for noise measurement and analysis, 1967.

Details

Category:
Acoustics
Object Number:
1997-1473
type:
tape recorder
credit:
British Gas plc