Return Loss Calculator
Calculate return loss (S11), reflection coefficient, VSWR, and power transfer efficiency.
Calculate From
RL = -20 log10(|Gamma|)
Higher return loss = better match
Return Loss
13.98 dB
Match Quality: Acceptable
1.500:1
VSWR
-13.98
S11 (dB)
Reflection Parameters
Reflection Coefficient0.2000
Mismatch Loss0.1773 dB
Power Analysis
Incident Power1.0000 W
Reflected Power0.040000 W (4.00%)
Transmitted Power0.960000 W (96.00%)
Reference Table
| RL (dB) | VSWR | Reflected |
|---|---|---|
| 6 | 3.00:1 | 25.10% |
| 10 | 1.92:1 | 10.00% |
| 14 | 1.50:1 | 4.00% |
| 20 | 1.22:1 | 1.00% |
| 26 | 1.11:1 | 0.25% |
| 30 | 1.06:1 | 0.10% |
| 40 | 1.02:1 | 0.01% |