FAQ

What is the Return Loss?
Return loss is a measure in relative terms of the power of the signal reflected by a discontinuity in a transmission line or optical fiber. Return Loss is usually measured using the Decibel for Noise. Note that the value of Return Loss is always negative.
Can the Return Loss be negative?
Yes, the Return Loss, measured in Noise can be negative.
What unit is used to measure Return Loss?
Return Loss is usually measured using the Decibel[dB] for Noise. Neper[dB], MilliDecibel[dB] are the few other units in which Return Loss can be measured.
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