๐”– Bobbio Scriptorium
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Subscriber loop noise measurements and calibration

โœ Scribed by Prabhu, R.P.; Drew, J.H.; Wallent, T.S.


Book ID
118683245
Publisher
The Institution of Electrical Engineers
Year
1987
Weight
712 KB
Volume
134
Category
Article
ISSN
0143-7070

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Noise measurements at high levels and ca
โœ P. Lienard; M. Benard; J. Lambourion; B. Baerd ๐Ÿ“‚ Article ๐Ÿ“… 1970 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 583 KB

High-level sound measurement needs transducers of low sensitivity, and some disturbing effects are to be feared from environment, and non-linear effects. Piezoelectric, capacitive, and electret microphones are described. The calibration of such transducers is not easy by conventional methods. Some m