◆ Zone Demand: ~840 Hz (Hungry, high frequency, intense cadence)
◆ Zone Chirp: ~620 Hz (Playful, chirping audio fingerprint)
◆ Zone Growl: ~95 Hz (Low rumbling, warning signal)
◆ Zone Purr: ~28 Hz (Sub-harmonic comforting vibrations)
Model Engine v4.0
CALIBRATED