๐”– Bobbio Scriptorium
โœฆ   LIBER   โœฆ

Medical telephone system with sound and light-signalling arrangements

โœ Scribed by O. B. Bychkov; I. A. Shevchenko; V. A. Bedichev


Book ID
104810927
Publisher
Springer US
Year
1967
Tongue
English
Weight
376 KB
Volume
1
Category
Article
ISSN
0006-3398

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๐Ÿ“œ SIMILAR VOLUMES


4499338 Key telephone system signalling
๐Ÿ“‚ Article ๐Ÿ“… 1985 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 71 KB

## VIII New Patents switch and answers the incoming call. The construction and the dimensions of the coupler are such that there is substantially achieved impedance matching between the telephone cartridge (14) and the line (29a, 29b) in both coupling situations.