----- Original Message ----- From: "J Patrick Draine" <draine@mediaone.net> To: <pianotech@ptg.org> Sent: Thursday, April 05, 2001 4:57 AM Subject: Re: SAT III variables > > Just some questions: > Are there any false beats in the strings? That could account for far > wider variations. > Is the temperature constant? Not by a hot air duct, are you? > Are these single string measurements only, or are you comparing the > single strings to the full (3 string) unison? If the latter, you are > seeing the effect of string coupling (reportedly most noticeable in > octaves 5 & 6). > > Patrick I'm not hearing any false beats on these strings. The only heat source was me, simmering quietly as I tried to figure this out! These are all single string measurements. I'll try again tonight to see if it's still happening. Rick
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