Live Formant & Harmonic Spectrum Visualizer Fundamental: E5 (659.3 Hz)
Real-time FFT showing acoustic overtone reinforcement, singer's formant cluster (2.8–3.5 kHz), and vocal tract vowel cavities.
Interactive Vocal Register Range (F#3 to E6)
Chest Voice (F#3-B3)
Mix Belt (C4-G5)
Head Voice (A5-D6)
Whistle (Eb6-E6)