/sci/ - Science & Math » Thread #12370959

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strange radio phenom

Anonymous Sat 21 Nov 19:51:44 2020 No.12370959 View Reply Original Report

Quoted By: >>12371169

Does anyone know what's causing this? Seen a steady trickle of these just now... is this the rapture? They all seem to end around 15000

http://websdr.ewi.utwente.nl:8901/

Anonymous

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Anonymous Sat 21 Nov 2020 19:52:21 No.12370960 Report

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Anonymous

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Anonymous Sat 21 Nov 2020 19:53:33 No.12370967 Report

Quoted By:

more info

Anonymous

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Anonymous Sat 21 Nov 2020 20:01:32 No.12370998 Report

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Anonymous

Anonymous Sat 21 Nov 2020 20:58:19 No.12371169 Report

Quoted By:

>>12370959
These are "sounders" that sweep across bands to monitor propagation at the various frequencies across the world. This changes all the time and thus sounders operate continuously.

More info on >>>/diy/ham

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