Air Columns And Toneholes- Principles For Wind Instrument Design [patched]
Air Columns and Toneholes: Principles for Wind Instrument Design
Covers the science of locating holes to produce specific pitches and how hole size and depth (chimney height) affect tone quality.
, which explores the interaction between bore geometry and acoustic behavior. Bart Hopkin The Physics of Air Columns Air Columns and Toneholes: Principles for Wind Instrument
Effective Length
: The pitch is determined by the "effective length" of the vibrating air column. Air Columns and Toneholes: Principles for Wind Instrument