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Answer Posted / sudhin r
In telecommunications, return loss is a measure of power
reflected from imperfections in an electrical or optical
communications link. It is the ratio PR / PT, representing
the power of the wave reflected from the imperfection (PR)
to that of the incident, or transmitted, wave, (PT). For
best performance, the reflected signal should be as small as
possible, meaning the ratio PR / PT should be as small as
possible.Unit is DECIBELS
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