【聴くと心身の調子が良くなるスピーカーを自作する方法】KM-01誕生

I created a speaker that moderately resonates the 432Hz frequency, which is in harmony with the universe, and the 528Hz frequency of love. Introducing the KM-01, a soothing speaker using a 6cm full-range Fostex P650K speaker unit. Note: When recording in an airborne environment, the volume was measured at approximately 85dB using a smartphone noise level measurement app. The distance between the microphone and the speaker was 1m. ZOOM Q2n-4K PCM Recorder with Video Camera SMSL SA-50 Amplifier About Me In the early 1980s, I encountered the book by Tetsuo Nagaoka, which introduced me to speaker design, and I have been building my own speakers ever since. For over 30 years, I have also been writing lyrics, composing music, and producing music while working as a salaryman. #HomemadeSpeakers #MiyajinShotenHimejiBranch