Blog
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RSP1A vs. Airspy, 10m
Another experiment, this time SDRplay RSP1A is compared to Airspy Mini. Just like in the previous test, both radios were connected to the same antenna through a splitter, ran for 24 hours on 10 m and decoded FT8.
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RTL-SDR vs. Airspy, 10m
JT Skimmer proved to be a useful tool for side-by-side comparison of different SDR receivers. I ran RTL-SDR and Airspy Mini on 10m for 24 hours and let them decode FT8 on 28.074 kHz.
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Splitter
Several years ago I built an RF splitter to feed my Icom-7610 and an SDR dongle from the same antenna, using the schematics published by Jack Smith K8ZOA (SK) on his web site. The web site is no longer available, but Wayback Machine still keeps a copy of his Notes on Building.