Maybe we should all take this course at Stanford

the last 2/3’s of this are a great read

https://web.stanford.edu/class/ee179/labs/LabFP_ADSB.html

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That is interesting about Putin’s aircraft.

Geoff

what was interesting to me was the first plot of raw data. i don’t know what the vertical scale was (volts or dB) but you sure see a large amplitude range