[CAUT] The fundamental - Where is it?

[Cy Shuster]

Begin forwarded message:

> From: Robert Scott <tunelabguy at yahoo.com>
> Date: March 30, 2010 4:45:02 AM MDT
> To: Cy Shuster <cy at shusterpiano.com>
> Subject: Re: What is TL's lowest frequency?
>
> Yes, it can display results for frequencies down to 25 Hz, but the  
> resolution on the spectrum display will be very poor at that  
> frequency, and the phase display will not work very well either  
> (because the update rate is too fast for the frequency of  
> interest).  Of course this all assumes the soundcard will pass 25  
> Hz, and that depends on the soundcard.
>
>
>
> Robert Scott
>
> Real-Time Specialties
>
>
>
>
> --- On Mon, 3/29/10, Cy Shuster <cy at shusterpiano.com> wrote:
>
> From: Cy Shuster <cy at shusterpiano.com>
> Subject: What is TL's lowest frequency?
> To: "Robert Scott" <tunelabguy at yahoo.com>
> Date: Monday, March 29, 2010, 11:57 PM
>
> Hi,
>
> Can TL pick up sounds all the way down to 25 Hz?  Does it depend on  
> the sound card and microphone?
>
> Thanks...
>
> --Cy--
>
> Cy Shuster, RPT
> Albuquerque, NM
> www.shusterpiano.com
>
> Begin forwarded message:
>
>> From: Don <pianotuna at accesscomm.ca>
>> Date: March 29, 2010 9:41:14 AM MDT
>> To: caut at ptg.org
>> Subject: Re: [CAUT] The fundamental - Where is it?
>> Reply-To: caut at ptg.org
>>
>> Hi Cy,
>>
>> Due to limitations in the analogue to digital converters RCT's  
>> Pianolyser
>> is "deaf" below 55 hertz. I do not know if the same limitation is  
>> there for
>> TuneLab.
>>
>> At 09:05 AM 3/29/2010 -0600, you wrote:
>>> You can download a trial version of TuneLab and try it
>>> (www.tunelab-world.com Any cheap microphone will work.
>>> --Cy--
>>> Cy Shuster, RPTAlbuquerque, NMwww.shusterpiano.com
>>> On Mar 29, 2010, at 8:31 AM, Donald McKechnie wrote:Thanks Fred,  
>>> I'll look
>>> for this book.
>>> fundamental? At least on a concert grand? Years ago Chris Robinson
>>> brought a spectrum analyzer to conventions for one of his classes  
>>> but I do
>>> not remember if he used it to look at the lowest notes. Quite  
>>> pricey as I
>>> recall.
>>> Don
>>> <fssturm at unm.edu>
>>> March 26, 2010 3:13:23 PM EDT
>>> caut at ptg.org
>>> Re: [CAUT] The fundamental - Where is it?
>>> caut at ptg.org
>>>
>>>
>>> Fletcher and Rossing "The Physics of Musical Instruments" 1991
>>> Springer-Verlag seems to show that the board will produce  
>>> fundamentals, at
>>> least at first glance. Some charts in the chapter on the piano  
>>> show the
>>> frequencies of as low as A0 having amplitude, including a test  
>>> using a
>>> driver (as opposed to the string). That is on a quick look, and I  
>>> have to
>>> dash just now.
>>> Regards,Fred Sturm
>>> Donald McKechniePiano TechnicianIthaca Collegedmckech at ithaca.edu607.274.3908
>>>
>>>
>>>
>>> No virus found in this incoming message. Checked by AVG -  
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>>> Version: 9.0.791 / Virus Database: 271.1.1/2777 - Release Date:  
>>> 03/29/10
>>> 00:32:00
>> Regards,
>> Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T.
>> Non calor sed umor est qui nobis incommodat
>>
>> mailto:pianotuna at yahoo.com	http://www.donrose.ca/
>>
>> 3004 Grant Rd. REGINA, SK, S4S 5G7
>> 306-539-0716
>
>

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