Correction to my posting this morning: BEFORE MORINING COFFEE: >With a typical wippen weight of 18 grams and a typical keyratio of 0.55: >WipBW = 18 x 0.55 = 9 grams AFTER MORINING COFFEE: >With a typical wippen weight of 18 grams and a typical keyratio of 0.50: >WipBW = 18 x 0.50 = 9 grams >David C. Stanwood
This PTG archive page provided courtesy of Moy Piano Service, LLC