RF Measurements
VSWR / Return Loss / Reflection Coefficient
Translate mismatch measurements into reflected power and mismatch loss.
Inputs
Results update as you enter values. Inputs stay in this browser session only.
Results
VSWR
Return loss
|Γ|
Reflected power
Mismatch loss
How it works
|Γ| = (VSWR − 1)/(VSWR + 1); RL = −20 log₁₀|Γ|; loss = −10 log₁₀(1 − |Γ|²).
Engineering assumptions
Uses magnitudes and a single reference plane; mismatch loss excludes other losses.