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Thats not a horn.....THIS IS A HORN
https://forum.talkingmachine.info/viewtopic.php?t=38382
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Thats not a horn.....THIS IS A HORN
Posted:
Sat Dec 22, 2018 12:42 pm
by
Sidewinder
Interesting experiments with sound amplification
https://www.youtube.com/watch?v=pFEB0chiuJA&t=517s