TITLE

The truth about telephones

AUTHOR(S)
Fox, Barry
PUB. DATE
June 1991
SOURCE
New Scientist;6/8/91, Vol. 130 Issue 1772, p53
SOURCE TYPE
Periodical
DOC. TYPE
Article
ABSTRACT
Asserts that textbooks from British Telecom (BT) about how telephones work are incorrect. Invention of the telephone by Alexander Graham Bell in 1876; Carbon microphones; Electromagnetic microphones.
ACCESSION #
9107152441

 

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