IMHO, you are correct. The soft (left) pedal on most vertical pianos is nothing more than a marketing effort, on the part of manufacturers, to paint their vertical piano "the same as" a grand piano. Terry Farrell ----- Original Message ----- > >From: "Farrell" <mfarrel2 at tampabay.rr.com> >>The soft pedal of most uprights is the one that pushes the hammer rail >>forward. I suspect the "moderator rail" is the mute rail - usually the >>middle pedal on verticals equipped with that feature (if one can call it >>that - I have several four-letter-word descriptions for those #%&$s). >> >>Terry Farrell > > > Correct. The moderator is the "mute rail" (middle pedal in uprights). The > soft pedal is the left pedal which makes nothing except pushing the hammer > rail forward, which is definitlely not audible. Many customers ask me: the > left pedal doesn´t work. Could you fix it? My answer is always: It works, > but you can´t hear anything! > > In my opinion the left pedal in uprights is just an an attempt to copy > the effect of the left pedal in grands. Obivously, it doesn´t work and > won´t ever work. The theory is: shorter way, lesser energy, quiet sound. > In praxis it means: shorter way, no idea as to energy, same sound. I work > as psychologist at the university in my hometown (making my PhD) and am > toying around with the idea to test that in a scientific way. But I have > not the technical possibillities to realize it. An idea could be to use > Yamaha discPiano and make subjects listen to the same song with and > without soft pedal and to compare the results. Anyway: the left pedal in > uprights produces no audible effect. Other opinions? > > Gregor
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