Return loss is the negative of the magnitude of the reflection coefficient in dB. Since power is proportional to the square of the voltage, return loss is given by, where the vertical bars indicate magnitude.eturn loss is the negative of the magnitude of the reflection coefficient in dB. Since power is proportional to the square of the voltage, return loss is given by, where the vertical bars indicate magnitude.
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1. Right, pipe dope, is the same cost and is used on the threaded ends of pipes before tightening them to a female end. 2. Charles, silicone would be used in installing sinks, if you want a permanent watertight seal. Plumber's putty is used in installing drains and faucets.