On 10/25/2012 10:37 PM, David Love wrote: > Traditionally it is rare but it certainly must have happened > in the development stage for any manufacturer. Objection, calls for speculation. > Does it say something that > manufacturers generally prefer to err on the side of lower impedance rather > than higher impedance? No, it says that most soundboards made throughout history were, if crowned at all, compression crowned, and I'm not sure it's possible to compression crown a treble stiff enough to be too much. That takes supporting ribs. Ron N
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