December 2021 Meeting Notice: Michail Barabasz – Loudspeaker Power Ratings

2021/11/222021/11/22Secretary

Meeting Notice

The next online meeting of the AES Melbourne Section will be on Monday 13^th December 2021 at 7:30pm.

Michail Barabasz, of loudspeaker maker Lorantz Audio will present on the topic of:

Loudspeaker Power Ratings

…and other myths.

Modern class D amplifiers are capable of kilowatts of drive and care little for the load impedance. Can loudspeaker voice coils and suspensions handle this?
Dedicated amplifier/loudspeaker combinations in active boxes can have sophisticated protection programming.
How effective can this be?
How should the standards for loudspeaker testing and power ratings tackle this?

Meeting Report: October 2021 – From Stradivarius to Speaker – Joe Hayes

2021/10/162021/10/17Paolo Menolotto

On Monday October 11^th the AES Melbourne Section mounted another Zoom online meeting, due to Victoria’s continuing and now world record-breaking pandemic lockdown situation.

Over thirty members and guests joined the meeting to hear Inventor and Vastigo Ltd CTO, Joe Hayes speak on his DaS AuReality loudspeaker technology in a presentation entitled:

“From Stradivarius to Speaker – technology for improvements in sound delivery and room acoustics treatment”

The DaS AuReality system claims to reduce the impact of room acoustics for the listening experience and produce a listening experience free of sweet spot limitations by using an algorithm to create Diffusion at the Source (DaS))