🔊 Transformer Coil Whine Detector

Detect high-frequency whine from power adapters, PSUs & transformers (typically 4kHz–20kHz)

FFT Size: Gain: Min Freq: Max Freq: ● Not active

— Hz

Dominant High-Freq Peak

— dB

Peak Amplitude

— dB

HF Noise Floor (avg)

—

Whine Detected

2000 Hz Frequency → 22050 Hz

Start listening to detect peaks...