Organ pedantry (was: RE: Off topic RE: Ballet Shoes (was RE:
DWJ sans frontiers))
colin at kindness.demon.co.uk
Tue Jul 12 08:16:30 EDT 2005
Belben, Philip (Energy Wholesale) wrote:
> Colin, I think you may be confusing the couplers with "thumb pistons" -
> these are little round buttons just under the keys, that can be pressed
> with the thumb without stopping playing. These pull out or in
> pre-defined selections of knobs for stops or couplers. They are called
> pistons because in the days before electric actions, they moved the
> knobs by letting in compressed air (of which an organ has plenty!) to a
> piston to move the knob. (And before anyone points it out, many organs
> have thumb pistons dedicated to particular couplers.)
You're right, that's exactly what I was doing. It's more than 30 years
since I played a pipe organ.
Colin Fine colin at kindness.demon.co.uk
"Don't just do something: Stand there!"
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