Secret Diagram
Showing posts with label
Telephone
.
Show all posts
Showing posts with label
Telephone
.
Show all posts
Wednesday, 29 March 2017
Telephone line Based Audio Muting and Light On Circuit
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Telephone line Based Audio Muting and Light-On Circuit . Very often when enjoying music or watching TV at high audio level, we may not be ab...
Thursday, 24 November 2016
Off Hook Telephone Line Indicator
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The circuit is designed to connect in parallel with the telephone line, to monitor and detect if any telephone in the same line is busy, wit...
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