[CAUT] Accujust and grunting fish bait

[Jeff Tanner]

How, I would respond would be that with either system, the flexibility of 
the plate is constant.  Think of how a phonograph needle works.
Jeff

----- Original Message ----- 
From: "David Love" <davidlovepianos at comcast.net>
To: <caut at ptg.org>
Sent: Tuesday, May 12, 2009 9:33 AM
Subject: Re: [CAUT] Accujust and grunting fish bait


> The one problem with that explanation that I see is that the greater
> flexibility of the pin doesn't translate to the greater flexibility of the
> plate.  So only to the degree that the movement of the pin itself would
> create a louder sound would the explanation work.  I don't think that's 
> the
> case.
>
> David Love
> www.davidlovepianos.com
>
> -----Original Message-----
> From: caut-bounces at ptg.org [mailto:caut-bounces at ptg.org] On Behalf Of Jeff
> Tanner
> Sent: Tuesday, May 12, 2009 6:06 AM
> To: caut at ptg.org
> Subject: Re: [CAUT] Accujust and grunting fish bait
>
>
> ----- Original Message ----- 
> From: "Andrew Anderson" <andrew at andersonmusic.com>
> To: <caut at ptg.org>
> Sent: Monday, May 11, 2009 4:25 PM
> Subject: Re: [CAUT] Accujust and grunting fish bait
>
>
>> The energy is already existing in the excited string, which could 
>> sustain
>
>> so much longer without that dampening soundboard attached!
>
> Or, do you mean the bridge? Last night I struck a tuning fork and placed 
> it
> on the bridge of my violin.  It became quite loud, but dampened very
> quickly. I struck it again and placed it on the top plate.  The sound was
> much less loud, but sustained for a much longer period of time.  Curious, 
> I
> struck it again, placed it on the bridge until it dissipated, then on the
> top plate, and sure enough, there was not enough vibration left in the 
> fork
> to hear the tone anymore.
>
> I tried it over and over again to be sure it wasn't the difference in the
> way I struck the fork.
>
> This is yet another example of a system that in my mind works the same as
> the accujust hitch pin.  Any noise, including the percussion of the
> hammerstrike, that is transferred through the vibrations of the 
> backlengths
> is initially made louder because of the flexible properties of the taller
> hitch and is transferred to the plate where it resonates.
>
> Don't get all over me about semantics again. I have never studied physics
> formally, and don't know your language. This is the language I have to use
> to explain it the way I understand it.
>
> Jeff
>
>
>