Tuning a concert piano with humidity control

[Don]

Hi Michael,

Adding a bottom cover which is loose weave makes very little difference to
the tonal output. Think of high fidelity speakers with grill cloth.

Congrats on your son's success!

At 05:01 PM 3/6/2005 -0000, you wrote:
>Hello Don and List
>Surely adding a bottom to a grand when used for recitals/concert work would 
>alter the tonal characterisitics. A lot of the sound comes from under the 
>piano. Please comment.
>Regards from after a day in Brighton where my son Maxim came second in 
>violin competition (he's 7yrs.) BTW the piano I accompanied him on was out 
>of tune, had one key-top (plastic) missing and was a small living room 
>upright. Yuk!
>Michael G.(UK)
Regards,
Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T.
Non calor sed umor est qui nobis incommodat

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