Electrostatic Loudspeakers and Two Cutting-Edge High-End Tweeters in Voice Coil June 2023

Voice Coil June 2023 features an extensive patent review in James Croft's Acoustic Patents column. The topic is a 2014 patent awarded to Nokia, offering an opportunity to revisit the history of electrostatic loudspeakers, with insights from Tim Mellow, one of the two listed inventors. In Test Bench, Vance Dickason focuses on the D8404-552000 Ellipticor cloth diaphragm dome midrange from Scan-Speak, and characterizes the SB Acoustics TW29BNWG beryllium dome and waveguide from the brand's prestigious Satori line.

AHead Simulations, a young company from Canada, released CARL, an advanced universal, multi-functional head manikin designed for a wide variety of tasks within hearing healthcare including training, research, and product demonstrations. Following years of research, validation, and multiple iterations, AHead Simulations arrived to its current Audio CARL manikin, made directly from patient scans, with easily replaceable realistic soft ears.