Interesting youtube on how we use hearing to locate horiz./vert. - 09/28/17 03:32 PM
subject line says it all
https://www.youtube.com/watch?v=Oai7HUqncAA&feature=youtu.be
actually this guy has a lot of good vids
Larry
https://www.youtube.com/watch?v=Oai7HUqncAA&feature=youtu.be
actually this guy has a lot of good vids
Larry