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What is Optical Coupler?
in Electronics by engr III (10.4k points) | 40 views

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Optical Coupler is a coupling device consisting essentially of a light source (actuated by an input signal) mounted in an opaque housing with a light-sensitive device (that delivers the output signal). In its simplest form, the arrangement consists of a light-emitting diode (LED) and a photodiode.

See also, Coupling, Capacitive Coupling, Inductive Coupling

by engr III (10.4k points)

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