UK DPP / AS-11 Loudness Checker
Check a UK broadcast file against the DPP technical spec: −23 LUFS ±0.5 LU (EBU R 128) with true peak ≤ −1 dBTP.
The Digital Production Partnership's AS-11 delivery spec adopts EBU R 128 for loudness. Automated ingest QC at UK broadcasters measures the full programme; −23 LUFS integrated with a −1 dBTP ceiling is a hard gate.
🔒 Everything runs in your browser via the Web Audio API — your audio is never uploaded.
Check a UK broadcast file against the DPP technical spec: −23 LUFS ±0.5 LU (EBU R 128) with true peak ≤ −1 dBTP.
About UK DPP / AS-11 Loudness Checker
Check a UK broadcast file against the DPP technical spec: −23 LUFS ±0.5 LU (EBU R 128) with true peak ≤ −1 dBTP. The Digital Production Partnership's AS-11 delivery spec adopts EBU R 128 for loudness. Automated ingest QC at UK broadcasters measures the full programme; −23 LUFS integrated with a −1 dBTP ceiling is a hard gate.
How to use UK DPP / AS-11 Loudness Checker
- 1Drag a file onto UK DPP / AS-11 Loudness Checker, or click to choose one — it is analysed locally and never uploaded.
- 2Wait a moment while the tool processes the file entirely in your browser.
- 3Read the result, metrics and pass/fail verdict.
- 4Copy or export the report for your delivery, QC log or records.
Why use UK DPP / AS-11 Loudness Checker?
- ✓Analyses your file entirely in your browser — it is never uploaded, so even confidential masters stay private.
- ✓Built on a published reference: DPP Technical Delivery Standards (AS-11 X1).
- ✓100% free with no sign-up, no watermark and no usage limits.
- ✓Works on any device — desktop, tablet or phone — and keeps working offline once loaded.
Frequently asked questions
What does UK DPP / AS-11 Loudness Checker do?+
Check a UK broadcast file against the DPP technical spec: −23 LUFS ±0.5 LU (EBU R 128) with true peak ≤ −1 dBTP. The Digital Production Partnership's AS-11 delivery spec adopts EBU R 128 for loudness.
Is my file uploaded to a server?+
No. UK DPP / AS-11 Loudness Checker processes your file entirely in your browser using local JavaScript and the Web platform — your media never leaves your device, so it is safe for unreleased or confidential content.
What standard or source is UK DPP / AS-11 Loudness Checker based on?+
It follows DPP Technical Delivery Standards (AS-11 X1); EBU R 128. Always confirm against the current official document, as specifications and rates can change.
Is UK DPP / AS-11 Loudness Checker free to use?+
Yes — it is completely free with no account, no sign-up and no usage limits. There is no watermark and no paywall.
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