VSWR and Return loss calculations

VSWR and Return loss calculations

Voltage Standing Wave Ratio - Is the ratio of the maximum to minimum amplitude (or the voltage or current) of the corresponding field components appearing on a line that feeds an antenna.

VSWR Loss Calculator
VSWR Required Data Entry (All Fields Valid)
VSWR : 1
Modifiable Calculated Results
Loss in %
Loss in dB
Input Power dBm W
Reflected Power dBm W
Output Power dBm W

Here is an Excel spreadsheet containing the VSWR calculations.
An article that explains VSWR
Here is a useful "cheat sheet" converting VSWR to the percentage of reflected power.

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