SWR and Power Meter Reference: Reading Forward and Reflected Power and Judging Meter Trust
Interpreting SWR and return-loss numbers: forward versus reflected quantities, what a perfect match means, and calibration evidence an RF meter should show.
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ARDUINO RF power & SWR meter
This drawing will display RF power and SWR readings from any SWR bridge, such as the ‘monimatch’ type. Since this type of bridge, called ‘monimatch,’ varies with frequency, the meter needs to be adjusted for each bandwidth. My main focus was on VHF/UHF/SHF, so I had planned for 6m, 4m, 2m, 70 cm, 23cm, and
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