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Waves
Beat Frequency
f
b
e
a
t
=
∣
f
1
−
f
2
∣
Frequency of amplitude modulation from two close frequencies.
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Variables
f_beat
Beat frequency
Beats per second
Hz
f₁
Frequency 1
First frequency
Hz
f₂
Frequency 2
Second frequency
Hz
Derivation
From superposition of two waves.
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