April 26
Tuning Pianos
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Beginning technicians are often advised to initially set F3-A3 to 7 beats per second (bps). Mathematically F3-A3 = 6.9 bps in equal temperament so it’s a good guess.After using the skeleton or contiguous M3’s also known as Jack’s Stack, we can refine F3-A3 to be more what the piano needs, but 7 bps is a
Read MoreI often read questions on piano technician forums from technicians asking how to regulate a specific piano. For example, recently someone posted this.“I’m regulating a piano and the book says to regulate blow distance at 1.5 inches”or“I can’t find any regulation specs for this specific piano in any books” The writing of these books implies
Read MoreWhen a string is played, it vibrates in different modes. It can vibrate in one section, two sections, three sections, etc. These modes are called partials or harmonics. The following graphic shows how the harmonics relate above the note A4.When two or more strings are tuned together, all of their partials must have the same frequency
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