AO51 polarity matching

Drew KO4MA demonstrates how circular downlinks on the amateur radio satellite AO51 are more elliptical, and have a preferred polarity. The same principles apply on the uplink too! You can get smarter by watching the video.

The YouTube description reads:
This is a short demo of what you might miss by not using your arrow or elk antenna where you can twist to match polarity.

Amsat website

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