Re: Persian music package

[Hans Åberg]

It is on stringed instruments one gets the Pythagorean tuning. A flute does not 
have such relative pitch references.


> On 6 Aug 2021, at 21:41, Kees van den Doel <kvdoel@gmail.com> wrote:
> 
> Excuse me for being direct, but this is nonsense. It's nice you've read that 
> (outdated) book but I've been actively performing Persian music for decades 
> and I know how we tune. If you want to learn check out my website 
> https://persianney.com.
> 
> Kees
> 
> 
> 
> On Fri, Aug 6, 2021 at 11:47 AM Hans Åberg <haberg-1@telia.com> wrote:
> 
>> On 6 Aug 2021, at 18:46, Kees van den Doel <kvdoel@gmail.com> wrote:
>> 
>> Well I know Persian music very well, and the tuning as-is is perfect, so I'm 
>> not sure what we are talking about here.
>> Persian music doesn't "raise by commas". There are no "different tunings", 
>> there is the current MIDI tuning which is correct and anything different is 
>> wrong.
> 
> The values you have set are wrong from the theoretical point of view:
> 
> Persian music uses the Pythagorean tuning of which E53 is a close 
> approximation. The average values that Hormoz Farhat's Dastgah book indicates 
> is a neutral second raised about two commas from the minor second, which is 
> what one typically uses.
> 
> E53 has a sharp that is 5 commas, but a minor second m = 4 and a major second 
> M = 5, which is what Graham Breed's file regular.ly does.
> 
> You have merely divided the LilyPond sharp into 5 parts, then using the 
> theoretical comma values indicated above, without adjusting the minor and 
> major seconds, so you land on E60.
>