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Electrical / RF
VSWR ↔ Return Loss Calculator
Convert common RF impedance-match measures and calculate mismatch loss.
Known RF match value
RF match conversion
VSWR1.5 : 1
Reflection coefficient 0.2
- VSWR
- 1.5 : 1
- Return loss
- 13.9794 dB
- Reflection coefficient
- 0.2
- Mismatch loss
- 0.177288 dB
Values use reflection-coefficient magnitude. They describe impedance mismatch only and exclude feedline attenuation and connector losses.