On 10 March 2010 10:01, Avery Pennarun <[email protected]> wrote: > On Tue, Mar 9, 2010 at 9:15 AM, Dan Kegel <[email protected]> wrote: >> On Tue, Mar 9, 2010 at 2:58 AM, Roderick Colenbrander >> <[email protected]> wrote: >>> I might be able to measure it using my oscilloscope. Somehow I would >>> need to play lets say the left channel 'without' latency and the other >>> channel with and compare the two signals. >> >> Yes, absolutely, but it'd be good to make this measurement easy >> to repeat by anybody interested. To do that, let's just loop the >> audio output back into the audio input. The user will have to >> provide a loopback cable (or, worst case, put his mike right up >> to the speaker, and allow for a tiny bit of extra latency >> from that). > > If sound travels at 340m/s, then a one-second sample is 340m long. A > 1ms delay would therefore be 340mm, or 34 cm. Your mic would have to > be *quite* far away from the speakers to have a significant impact on > the delay, unless I'm missing something.
You are: air pressure ;) hehe. Yeah, I know, it won't make a noticeable difference either; just being Devil's Advocate. > Which is good news, I guess, since it means tests are easier. Hope it > goes well :) > > Have fun, > > Avery > > >
