SWR Play
Standing Wave Ratio · Reflection & Power Calculator
Forward Power
100 W
5 W750 W1500 W
SWR
1.5 : 1
1.05.010.0
SWR Meter
1.5 : 1
GOOD
Reflection Coeff |Γ|
0.200
|Γ| = (SWR−1)/(SWR+1)
Reflected Power
4.00 W
P_ref = P_fwd × |Γ|²
Return Loss
13.98 dB
RL = −20×log₁₀(|Γ|)
Delivered to Antenna
96.0 W
P_del = P_fwd×(1−|Γ|²)
Power Budget
ANT
96.0%
REF
4.0%
96.00 W delivered (96.0%) · 4.00 W reflected (4.0%)
Transmission Line · Wave Visualization
TX / XCVRANT / LOAD
Forward wave
Reflected wave (scales with SWR)