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Results tagged with telephone
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user 18228
A telephone, is a telecommunications device that converts sound into electronic signals suitable for transmission via cables
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2/4 Wire Conversion Circuit For UK Telephone
I am currently trying to build an op-amp circuit which allows seperation of send and recieve signals from the UK telephone line (or a simulation of the telephone line). … The basic circuit is:
-Unity Gain stage from output from send
-Telephone impedance matching network
-Differential amplifier taking in signal before mixed onto the line and after mixing onto the line …
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