On Sunday 22 March 2015 14:24:23 Joe wrote: > On Sun, 22 Mar 2015 09:16:58 -0400 > > Gene Heskett <ghesk...@wdtv.com> wrote: > > My hearings direction finder isn't as good as it was even 20 years > > ago, and it was just last night that I discovered the kmail beep > > isn't mono on center, its either the pc's own speaker, or right > > channel only, and I strongly suspect its the pc's own speaker that > > is making the incoming mail beep. From where I sit, the direction > > of the right speaker and the pc's speaker are in line but one is on > > the table and one is under the table. > > Most single-pitch sounds aren't directional inside a room, just move > your ears around a few feet and see how many different directions you > hear it from. You're hearing the standing wave pattern set up between > the walls, and 'loudest is where it's coming from' gets fooled. > > I once spent several hours trying to find out why my server had > started beeping for a minute at midnight, quite loudly. Cron and > anacron seemed innocent, but *something* was causing it. I tried > software disabling the internal speaker, no good. > > Eventually I tried standing in front of the server at the witching > hour, with the door open, hoping to get a directional fix on the beep. > I did... it was coming from the nearby weather station, which unknown > to me had two alarms, which were trivial to enable if you hit the > wrong button when setting the barometric pressure... > > -- > Joe
Chuckle, war stories, love 'em joe. After 53 years in broadcast engineering, I have several of those myself. Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene> -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: https://lists.debian.org/201503221649.41995.ghesk...@wdtv.com
