KS 31: Edge Cases and the Common No-Time Touchup

KS 31: Edge Cases and the Common No-Time Touchup

The same basic bedding strategy will work for both stiff and flexible keyframes. Whatever the starting point, once one glidebolt connects with keybed, bed the rest neighbor-by-neighbor advancing and retreating each to touch then just barely touch, monitoring as it lifts and lowers the previously bedded stud off and back onto the keybed. Have the sustain pedal fully depressed for this unless heading to the bench for regulating. The touch-downs can be tested by...
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KS 29: Where Rubber Meets the Road (Stiff Frame)

KS 29: Where Rubber Meets the Road (Stiff Frame)

I'd like to briefly look again at where keyframe meets keybed. It's the foundation of our regulating, but because not much of what's at play can actually be seen or directly accessedwe are challenged to apply what we think and see what happens. And thinking evolvesI am familiar with at least four categories of keyframe bedding: the shimmed and securely fastened upright, the full-fitting/no-glidebolt grand, the stiff Steinway/Mason style grand, and the more flexible Yamaha/Kawai style grand. The upright keyframe has...
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