Disclaimer: This video might NOT be the frequency stated. Reason is in the link below.
Warning: Lower your volume to prevent damaging hearing or equipment.

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Tags:
hz
hertz
frequency
sound
music
all
chords
sounds
noise
tone
noises
tones
audio
wave
waves
sin
sine
sinus
sinoid
rect
rectangle
square
non-sinusoidal
type
periodic
amplitude
pulse
pulses
pulsar
sound
sounds
heart
heartbeat
resonancy

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