Sonatura Audio Heterodyning Visualizer
Frequency Mixing & Beat Analysis for the Superhet Plugin
Musical Note Selection
Concert Pitch (A4)
440.0 Hz
Signal 1 Note
A4 (MIDI 69) - 440.0 Hz
Signal 2 Note
A#4 (MIDI 70) - 466.2 Hz
Amplitude
0.7
Waveform & Animation
Waveform Type
Beat Animation Speed
1.0x
Signal 1
440 Hz | Period: 2.27 ms
Signal 2
442 Hz | Period: 2.26 ms
Combined Signal
Heterodyne Product: s₁(t) + s₂(t)
Sum Frequency Envelope
Sum Frequency: 906.2 Hz | Sum Period: 1.1 ms
Difference Frequency Envelope
Difference Frequency: 2 Hz | Beat Period: 500 ms
Sum Frequency Analysis
Sum Frequency
906.2 Hz
Sum Period
1.1 ms
Sum Note (Approx)
A#5 + 6¢
f_sum = f₁ + f₂ = 440.0 + 466.2 = 906.2 Hz
Difference Frequency Analysis
Difference Frequency
26.2 Hz
Beat Period
38.2 ms
Difference Note (Approx)
G1 + 12¢
Musical Interval
Semitone
f_diff = |f₁ - f₂| = |440.0 - 466.2| = 26.2 Hz