Zero Phase In Studio Monitors

This Voice Coil’s Spotlight, written by Vance Dickason with commentary from Floyd Toole, Wolfgang Klippel, Andrew Jones, and James Croft, focuses on Zero Phase in Studio Monitors. As Dickason explains, "the implication of using FIR filters to zero out the phase of a loudspeaker to improve its subjective performance seems inherently flawed given all the research done over years that concluded that the human ear is not very sensitive to phase or group delay." This article was originally published in Voice Coil, October 2019.

The October 2019 edition of Voice Coil is packed full of essential reading material. Vance Dickason discusses Zero Phase in Studio Monitors with commentary from industry experts. In Acoustic Patents, a new Speaker Structure design patented by Yamaha, and a new Passive Acoustic Radiator Module, invented by Joseph Sahyoun are under review. And Test Bench characterizes a new high power coaxial compression driver and horn from B&C Speakers, and a 28 mm silk dome tweeter from Trueanalog. Now available to download!

Another great edition of audioXpress. Discover how well the Naim Audio Mu-so Qb Wireless Music System did in our in-depth review. Read about Axign, and how this Dutch company is revolutionizing Class-D efforts. Explore the ideal acoustic listening environment for dipolar and multi-directional speakers. Build an omni-directional coaxial speaker tower. Read an interview with Floyd Toole. And don’t miss the first part of our complete "Audio Editors Roundup." Now available online!

The controversy over subjective versus objective loudspeaker evaluation has raged on for decades. However, to my mind, there is no controversy. These criteria are simply two faces of the same coin. In over 30 years of designing loudspeakers, I have found the following measurements taken as a group provide the strongest predictor of loudspeaker preference available to us today. Want to know more? Read this reference article, originally published in audioXpress, September 2008.

The Consumer Technology Association (CTA), formerly the Consumer Electronics Association, inducted eight industry leaders into its 16th annual CE Hall of Fame. CTA created the Hall of Fame in 2000 to honor industry visionaries. Harman’s Dr. Floyd Toole, pioneering psychoacoustic engineer and Noel Lee, Monster’s founder, president & CEO, were among the honorees.