Hwang Il SeokJun 11, 202211 min readNote :: Measuring the Sound Speed in Wood : Without a Lucchi MeterThis is a description of how to measure the speed of sound of a material using only earphones and a computer without a Lucchi meter.
Hwang Il SeokNov 15, 20216 min readNote :: Tuning the Violin (determining the frequency) and Setting the Tuner AppLearn how to determine the pitch (frequency) of each note and how to set up the smartphone tuner app for precise tuning.
