Weighing Off the Grand Action - Part 10
When enthusiasm for a piano rises in the concert pianist, it is a wonderful thing. Their spirit soars, their talents fully manifest, and the listener gets emotional. What can stir...
Christopher Brown |
Chris Brown RPT
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How to Bore Grand Hammers to Custom Match String Heights
A question left in reference to one of my videos on hanging grand hammers finally receives a response after 2 years languishing unseen on YouTube. Come on, Chris... Q. With an...
Christopher Brown |
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Hammers Vertical at Strike or Tilted?
I received the following question from a technician in response to my 2012 video describing use of the Grandwork™ Squaring Platform and Hammer Square. Q: Do you also square up the...
Christopher Brown |
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Imperfect Agrafffes and Best String-to-Hammer Mating
The experienced regulator/voicer has filing skills, regulating chops, voicing tricks, and an array of solutions to apply in response to constraints of piano, time, budget, and the vicissitudes of by-eye...
Christopher Brown |
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Center of Gravity Tilt and Clearance Tilt Compete
I feel that what happens at strike is most crucial to the piano's TPR (tone, power, and repetition), and that the best result shares compromises proportionately to favor the hammer...
Christopher Brown |
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Tightening Centers without Disassembly and Safely Gang-Filing Straight-Bored Hammers
I employ the sharp point of a broach, inserting it in the bushing material, generally outside the assembled part, and turning it around the surface of an imaginary cone while...
Christopher Brown |
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"Bowed Plate Syndrome" Balances and Consolidates Downbearing
I think, whether by serendipity or design, such a configuration between plate and soundboard maximizes stability, resistance to collapse, and sensitivity to energy transfer from the strings. The bearing meets...
Christopher Brown |
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The Brass Comb and Sectional Centerpinning
Simplicities of travel and spacing, however, present challenges. General blackening of the shanks had occurred during this piano's long life, including a certain degree of proper charring. We started off...
Christopher Brown |