Explore Audio Amplifier Technology and Design in audioXpress July 2021

One of the strongest issues ever in terms of audio electronics and market insights, audioXpress July 2021 is now available. This edition includes a complete overview of Audio Amplifier Technology and Design and its many application segments. Start with a review of the NAD Electronics M33 Masters streaming amplifier, followed by a great new upgrade design for the legendary Hafler DH-220 lateral MOSFET power amplifier, and then dive into a new hybrid voltage source and current source amplifier design for loudspeakers.

MagnaChip Semiconductor, a designer and manufacturer of analog and mixed-signal semiconductor products from South Korea, announced the company is entering the wireless earphone market with the introduction of a new MOSFET solution that helps preventing the battery in these wireless devices from overcharging. This MOSFET is designed to control excessive current flowing into wireless earphones while recharging the battery in order to protect wireless earphones from being damaged.