MAX 4 Live · Audio QA Utilities

Precision tools for
sound quality control
in Ableton Live.

Seven professional MAX 4 Live plugins for sound designers, music researchers, and audio engineers. Every parameter calibrated to psychoacoustic research standards — silence onset, peak protection, loudness, duration, spectrum, and WAV export.

MAX 4 Live Ableton 11 / 12 44.1 kHz · 24-bit EU VAT incl. Creem · Estonia MoR .maxpat · no dependencies
7
M4L utilities
0 ms
passthrough latency
44.1k
24-bit native

Complete Pack

Best value · all 7 plugins

DoReMiFo QA Pack

Kompletná sada pre profesionálne audio QA v Abletone. Silence detection, clip protection, A/B comparison, duration verification, spectral analysis, LUFS monitoring, a batch export. One install, everything covered.

Silence Checker Clip Guard A/B Comparator Duration Checker Spectrogram LUFS Meter Export Utility v2
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Individual plugins

01QAM4L

Silence Checker

Silence at signal onset · ms precision

Meria milisekundy ticha pred prvým non-zero sampom. Target 0–5 ms, auto-freeze pri prvom signale, reset button. Passthrough bez latencie.

  • Target: 0 ms · tolerance ≤ 5 ms
  • 10 ms poll · auto-stop na prvý signal
  • live.numbox display + reset
  • Stereo passthrough · zero latency
02ProtectionM4L

Clip Guard

Real-time peak monitor · −1 dBTP

Sleduje stereo výstup na true peak violations. Peak L, Peak R, hold maximum. Okamžité upozornenie pred WAV exportom.

  • Limit: −1 dBTP · stereo L + R
  • Peak hold · running max display
  • 50 ms poll · instant clip indicator
  • Reset hold · passthrough stereo
03ComparisonM4L

A/B Comparator

Two WAV variants · sequential playback

CELL/VAR selektory, play A / B / A→B so 100 ms medzerou. Rýchle percepčné porovnanie bez prepínania trackov.

  • CELL 01–10 × VAR 01–10 dropdown
  • Play A / B / A→B / Stop
  • 2600 ms auto-sequence (2500 + 100 gap)
  • sfplay~ · independent L+R mix
04QAM4L

Duration Checker

Stimulus length · 2500 ms ±50 ms

Auto-start pri prvom signale, freeze na tichu. Porovná nameranú dĺžku s 2500 ms targetom a zobrazí odchýlku v ms.

  • Target: 2500 ms · tolerance ±50 ms
  • 1 ms metro counter · auto-start/stop
  • Deviation display (ms od 2500)
  • OK / WARN indikator · reset
05AnalysisM4L

Spectrogram

Real-time FFT · 20 Hz – 20 kHz

Natívny spectroscope~ s ref markermi na 220 / 800 / 2500 Hz pre DoReMiFo stimulus alignment. Freeze frame, FFT size on-the-fly.

  • FFT 512 / 1024 / 2048 / 4096 / 8192
  • Ref markery: 220 / 800 / 2500 Hz
  • Freeze toggle · mono sum L+R
  • AUX return track · passthrough
06LoudnessM4L

LUFS Meter

Momentary + integrated · −18 LUFS

ITU-R BS.1770 aproximácia, 400 ms momentary okno, resetovateľný integrated. L/R live.meter~ bar. Signál mimo −18 ±1 LUFS je okamžite flagovaný.

  • Target: −18 LUFS · tolerance ±1 LU
  • Momentary 400 ms · integrated od reset
  • L/R live.meter~ bar display
  • 100 ms refresh · passthrough stereo
07ExportM4L

Export Utility v2

One-click WAV · 44.1 kHz / 24-bit / 2500 ms

Vyber CELL + VAR, zahraj synth, stlač REC. sfrecord~ zachytí presne 2500 ms, pomenuje súbor CELL##_VAR##.wav a uloží automaticky. Žiadne manuálne kroky.

  • CELL 01–10 × VAR 01–10 dropdown
  • Auto-record 2500 ms → auto-stop
  • Output: 44100 Hz · 24-bit · stereo
  • Naming: CELL##_VAR##.wav · zero clicks

Typical workflow

1 · Compose
Ableton synth track Clip Guard + LUFS Meter + Silence Checker Monitor real-time ✓
2 · Compare
A/B Comparator Vyber CELL + VAR A & B Play A → B ✓
3 · Export
Export Utility v2 CELL##_VAR## → REC CELL01_VAR03.wav ✓
4 · Verify
Spectrogram + Duration Checker Skontroluj spektrum + 2500 ms All checks pass ✓
"Every sound we deliver comes with a data passport: an acoustic fingerprint linked to a perceptual prediction."
Bohdan Fedor
Founder & CEO — bohdan@doremifo.com