..These are articles and Instructional videos about acoustically adjusting the SOUND HOLES of the Violin:
..Please note the date (created on) before the article listing. Just click on article description to see the article or video listed..

Date Written or Last Revised:

Description of the article or section...Just click on name below to go there...

(9/2021)
 TTTA_06/21

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7/2/2014

Video instruction on tuning sound holes (My Opus # 15 violin).

7/20/2014

Video: Tuning the sound holes on Opus # Nathan violin.

  2/2021

 Print articles showing how to adjust sound holes to 213 +/- HZ.,

 9/2017

Video showing how to tune the Sound Holes to 198 HZ... {Should be 213 Hz +/- , but shows the technique.}

 2017

Video by Charles Erwin, Ph. D explaining Guadagnini f hole design...

Ideal Tap Tone...
...213 (+/- 1.8 HZ)

Ideal Air Tone sound from blowing: (E sting side)......214.75 HZ

Ideal Air Tone sound from blowing: (G sting side)......211.25 HZ

9/2021

Video: instruction on Equalizing the power of high and low strings so that power is even over the full Violin range via the sound holes.

9/2021

Video: Instruction and demonstration on tuning the 'reeds' of the sound holes for best sound. Really helps the voice of the violin settle.