Geoff Hill

Loudspeaker measurement engineer: chair of the AES SC-04-03 working group on loudspeaker modelling, member of IEC TC 100/TA 20/PT 60268-22, CTO of Hill Acoustics, and inventor of the Tetrahedral Test Chamber. Author of iec-60268-5-replacement, where he writes about a standard he helps draft. Discovered while ingesting that article.