A machine punching tooth spaces in a band saw with a crank punch while the band coil is advancing. There is a pause where no punches are made. The machine is punching hundreds of teeth per minute. Recorded with a rode nt4 microphone and the edirol r44 recorder.
A recording of a dry toothbrush moving across teeth, with the handle hitting against some of the teeth at the latter-half. Ends with a spit. Created on 04/17/2021 with an h4n and sennheiser shotgun mic.
I put a toothbrush inside if a toilet roll and spun the roll on the tooth brush. This was recorded at the open window institute sound booth in centurion, south africa.
My girlfriend brushing her teeth with an electric tooth brush. The fundamental pitch of the toothbrush motor is just near b2. The mouth shape adds the first few upper harmonics (a la throat singing). Make a pad or pull into a granular synth!. Recorded with an akg c214 into an ni audio kontrol 1.