Diagnostics•100% 브라우저 기반 무설치 하드웨어 검사
마이크 테스트 (녹음 및 재생)
실시간 파형 오실로스코프, dBFS 볼륨 미터, 주변 노이즈 측정, 5초 즉시 재생 루프.
Acoustic TelemetryChecking Permission...
Microphone & Spectrum Analyzer
Real-time FFT audio visualizer, volume (dBFS), noise floor, and instant playback recorder.
🎙️
Ready to Test Microphone
Click below to enable your microphone and inspect live acoustic waveform and frequency telemetry.
🔒 100% Client-Side · Audio never recorded or transmitted🚫
Microphone Permission Blocked
Live Volume
0.0 dBFS
Peak Amplitude
0%
Sample Rate
-- kHz
Noise Floor
Quiet
Captured 5s Audio Sample
Download WebMMicrophone Verification Verdict:Did the live waveform respond to your voice with clear, non-distorted audio?