Signals Everywhere/KR0SIV

I'm the founder of signalseverywhere a youtube channel dedicated to learning and teaching software defined radio.

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This user joined on 06/05/2017.

Things I've Built


I built a ruby powered application that gates messages from the APRS network to twitter. It has been used to send messages to twitter from a radio message sent to the international space station.

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RichardCollins wrote 09/18/2019 at 23:39 point

I made a video to show you what I am finding with comparing SDRs.  It is at

and I added a project on HackaDay.IO to keep my notes, intending to build something in the 20 GHz and higher range.

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