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A comment on Serial Port SDR. Parent comment

Re:Serial Port SDR by xtf on Thursday December 06, 2018 @10:09AM (#18618567)
And it's nothing new.

Same is possible with Raspberry Pi GPIO:

https://github.com/F5OEO/rpitx

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Re:Serial Port SDR by lima on Thursday December 06, 2018 @11:55AM (#18619706)
We measured the output of that exact experiment at our local ham radio club and it was horrible, harmonics and noise all over the spectrum.
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Re:Serial Port SDR by andyidsinga on Thursday December 06, 2018 @03:45PM (#18622039)
THIS! -- I was hoping a ham would chime in here :)

For anyone looking to do experiments like this - which are really cool to do - getting the ham technician licenses is pretty easy and very educational!

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