Jonathan J Digby

• AUDIO SPECIALIST • RESEARCHER

Coloured engraving from 1933 of measuring the sound levels in Paris, 12th March 1933

A call for Case Study opportunities
2 min
Please consider contributing to a case study if you plan on implementing the author’s Loudness Measures at any of your live events.
2026-01-24

Logo for University of Derby's Electro-Acoustic Research Laboratory --- EARLab

Using the DirectOut PRODIGY to manage loudness at live events
2 min
A self-contained HTML slide deck for using the DirectOut PRODIGY — Multifunction Audio Processor to manage loudness at any upcoming live events. It can be viewed immediately…
2026-01-21

Movie director's canvas chair and acoustic megaphone

A movie sound effect trope: sound-system feedback
2 min
A trope sound effect is ‘a recurrent theme; a motif … to represent or interpret (something) in a figurative or metaphorical way’. [1]
2025-12-12

Logo of the Institute of Acoustics

‘Improved Localization for Binaural Recordings and Stereo Program Material Using “Blumlein shuffling”’
4 min
I had the pleasure of presenting this paper at the Institute of Acoustics’ conference: Reproduced Sound 2025, Harrogate, UK.
2025-12-03

Vintage photograph of two women measuring their yodelling level with a meter

Fair loudness-based measures for live events - a client proposal
2 min
Announcing a short introduction to the Fair Loudness-based Measurement protocol written for live event producers and relevant stakeholders.
Right-click link to download the…
2025-05-21

Logo for University of Derby's Electro-Acoustic Research Laboratory - EARLab

Fair loudness measures for live events
2 min
I have written an HTML presentation to accompany our research paper.
It’s linked toward its useful application with HELA Certified events.
Right-click link to download the…
2025-03-31

Graphic representation of Brownian motion travel

Audio Test Signals – Brownian noise
3 min
Additional Content: Audio Test Signals for Acoustical Alignment, Listening Level
2025-03-23

University of Derby's coat of arms

On-campus, w/c 2025-01-27
3 min
Here are the planned on-campus locations for my next round of experimental preparation work, in-room loudspeaker measurements, and audio recordings.
Faculty and student…
2025-01-31

Logo of the Institute of Acoustics

‘Enhanced Sound Level Monitoring at Live Events by Measuring Audio Program Loudness’
1 min
Concerts and events can use a Target Level loudness to optimize sound exposure by ensuring parity of loudness between acts and show elements (broadband loudness…
2024-11-12

Logo for University of Derby's Electro-Acoustic Research Laboratory - EARLab

On-campus, w/c 2024-09-30
3 min
Here are the planned on-campus locations for my next round of experimental preparation work, in-room loudspeaker measurements, and audio recordings.
Faculty and student…
2024-09-30
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