Useful Icom 7300 SWR Graph

Honestly, I never used this much, but now I'm convinced this is a useful tool! The Icom 7300 SWR graph is very easy to use.

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The 7300 has an amazing autotuner, but it doesn't tune antennas with a real high SWR. For that there is the Emergency Tuner. You could try plotting an SWR graph on a band. It should tell where the E-Tuner needs to be activated and where it doesn't.

This little tool can also tell us if something in the antenna has changed or if there is…

Useful Icom 7300 SWR Graph
Source: QRZ News
Link: Useful Icom 7300 SWR Graph