After tuning the organ it is always fun to put both arms down on the keyboard after unplugging it to push all the warm air out. Re spotlights: different colored strings will react differently. Coincidence?
dt At 12:54 AM 1/18/2010, you wrote: >On Mon, Jan 18, 2010 at 9:42 AM, Franz Mechsner ><[email protected]> wrote: > > Stupid question: How does lightning dis-balance the tuning? Is it heat? Or > > maybe the human warmth of the crowd instead? > >It's not heat in itself that affects the tuning, but humidity, which >is relative to the temperature: hot air contains more water than cold >air. Stage lighting can be _very_ hot, causing performers to sweat and >gut strings to go out of tune. It's also very local, causing air flows >between the colder hall and the stage. Draught is not good for tuning >stability either. An audience coming in from the rain with wet coats, >just opening the door of the church to let the cold outside air come, >someone kindly opening a window to create a cooling draught on stage, >all of this can wreak havoc on a carefully tuned early music ensemble. > >David > > >-- >******************************* >David van Ooijen >[email protected] >www.davidvanooijen.nl >******************************* > > > >To get on or off this list see list information at >http://www.cs.dartmouth.edu/~wbc/lute-admin/index.html
