beginner seeking advice re:VTDs (vacuum tuning devices)

[Barbara Richmond]

I beg to differ. Tuning forks don't come in as many decorator colors as
vacuum cleaners.  It's important to have a well coordinated tool palette.

Anon

----- Original Message ----- 
From: "Jason Kanter" <jkanter@rollingball.com>
To: "'Pianotech List'" <pianotech@ptg.org>
Sent: Thursday, March 02, 2006 9:30 PM
Subject: RE: beginner seeking advice re:VTDs (vacuum tuning devices)


> Philippe, I fear that you are serious about this. The idea of using a
> vacuum
> cleaner as a pitch source is nonsense; forget it. Buy a tuning fork
> immediately.
>
> -----Original Message-----
> From: pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org] On
> Behalf
> Of Conrad Hoffsommer
> Sent: Thursday, March 02, 2006 6:52 PM
> To: Pianotech List
> Subject: Re: beginner seeking advice re:VTDs (vacuum tuning devices)
>
> Philippe,
>
> At 19:07 3/2/2006, you wrote:
>>Hi,
>>
>>I'm new to tuning too and I don't have a tuning fork yet, I'd like to
>>try the vacuum cleaner tuning first.
>>a few questions :
>
> a few answers interspersed:
>
>
>>1/ I suppose all vacuum cleaners are not tuned on the same pitch.
>
> No more than pianos are at the same pitch leaving the factory and arriving
> at the showroom.
>
>
>>  Is there a Vacuum Cleaner tone Reference List (VCTRL) available
>> somewhere on the net ?
>
> Sounds like doctoral thesis material...
>
>
>>  Does this also word with kitchen vacuum ?
>
> I only have one for the entire house, so I wouldn't know about a
> dedicated kitchen unit.
>
>
>>2/ I suppose the pitch depends on the temperature...
>
> Of course, and since different models have different length and
> diameters of hoses, wands and heads/nozzles, there would have to be a
> certain amount of stretch to consider to determine the resonant
> frequency/pitch.
>
>
>>Should I wait for my Vacuum cleaner to stabilise ?
>
> Of course!! Proper feng shui will help.
>
>
>>How long ?
>
> Somewhere between a fortnight and quinze jours.
>
>
>>3/ I'm in europe and we are supplied in 220V 50Hz. Do you think this
>>can make a difference in pitch for the same model of vacuum cleaner
>>between Europe and US ?
>
> If they were synchronous, that would make a big difference, but since
> most have induction motors it depends...  why is there air?
>
>
>>4/ If for any reason I had to use a supplemental power supply
>>cable... Is there a risk that it infuences my reference pitch ?
>
> It all depends what you're referring to. Is that a pitch, as in cricket?
>
>
>>Should I pay attention to this ?
>
> No more than most people do to me.
>
>
>>5/ May I use the same vacuum cleaner for the tone reference and to
>>clean the piano ?
>
> That would depend on how many parts you suspect will get sucked up.
> Damper felt will clog the bag very quickly and change the pitch.
> Your call...
>
>
>>Thank you for you answers,
>>Philippe
>
> Thank you for providing the questions.
>
>
>
>
> Conrad Hoffsommer
> You have the right to remain silent. Anything you say will be
> misquoted, then used against you.
>
>
>
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