[linux-audio-user] midi note numbers

Brad Fuller brad at sonaural.com
Thu Mar 30 23:19:37 EST 2006

Chuck Martin wrote:
> On Wed, Mar 29, 2006 at 10:58:57AM -0800, Brad Fuller brad-at-sonaural.com |LAU| wrote:
>> That's right. According to the MIDI Detailed Spec (version 4.2) on page 
>> 10, MIDI note 60 is Middle C.
>> This is the fourth C on the piano, and traditionally known as C4 (261Hz) 
>> on the piano. However, I've seen apps refer to middle C as C3, C4, and C5.
>> Crazy.
> I believe it depends on the instrument.  On the piano, C1 is the first
> C, which makes middle C C4.  On a pipe organ, however, which generally
> has 61 notes on each keyboard, C1 is the first C on the keyboard, which
> puts middle C at C3 which an 8' stop, which is the standard footage
> when counting notes.  I guess from what others have said, Yamaha uses
> the pipe organ numbering (which makes sense on most synthesizers with
> five octave keyboards), while others are using the piano numbering.
Well... I was really going to say "pianoforte", but decided against it 
as I figured people would figur I was too anal ;-)


*Brad Fuller*
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*Sonaural Audio Studio*
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