Singers sometimes practice singing right into a corner so they can hear themselves more accurately.
wunder On Apr 20, 2014, at 5:19 PM, Jim Brown <[email protected]> wrote: > On 4/20/2014 4:16 PM, Dave Hachadorian wrote: >> I can't hear any delay in the K3 monitor, and I am VERY sensitive to that. > > I have the capability to measure it, but I have not done so. If it's going > through any DSP, there will be some, probably a few msec. I would not expect > it to be a problem. > > The difference between what we hear through bone conduction and the actual > sound of our voice is mostly the difference in frequency response between the > two paths. > > We can get a better approximation of how we sound to others by talking > straight into a hard wall at a very close distance. Now, our ears hear our > voice bouncing off that wall with very little loss. > > There's a phenomenon called "precedence effect" that was first documented by > Joseph Henry around 1850 (the guy whose name is on the unit of inductance in > recognition of his inventions involving magnetics much earlier). Precedence > effect describes the characteristic of human hearing that if we hear the same > sound from more than one direction, we will "hear" it as a single sound, > coming from the direction from which it arrives FIRST even though a later > arrival is louder. There's a limit -- a loudness difference of more than 10 > dB will "break" precedence. > > Yes, long delayed echoes can make it difficult to talk or to play music. In > live sound reinforcement, delays are produced by DSP, and also by the time it > takes sound to get from speakers over a stage down to the audience. Delays > more than about 35 msec will start causing fatigue or discomfort, and I've > heard very professional announcers slow down and stop talking with delays in > the 80-100 msec range. > > 73, Jim K9YC > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to [email protected] -- Walter Underwood [email protected] ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected]

