Cirrus Logic Introduces Smart Amplifier and Low-Power Codec Solution for Enhanced Sound from Small Speakers

Cirrus Logic announced a premium audio solution built specifically for PCs that enables a louder, more immersive audio experience, whether listening to voice calls and music from the small internal speakers on ultrathin laptops or from headphones. Built specifically for PCs, the Cirrus Logic CS35L56 smart amp and CS42L43 SmartHIFI codec minimize hardware and software design complexity for OEMs, simplifies design for PC manufacturers and contributes to a reduction in the total number of components and board space.

The AUGWL0006-JN01 is a new 2.25" woofer from Eastech’s Punktkilde lineup. With a depth of 7/8", the AUGWL0006-JN01 is part of the Ultra-Thin Series. The feature set is rather clever, using a black anodized aluminum cone assembly and dust cap, suspended with a NBR surround. A 25mm round foam surround supplies the additional compliance, and a large 35.5mm diameter under hung voice coil rides inside a double set of neodymium ring magnets. This article was originally published in Voice Coil, February 2021.

The February 2021 edition of Voice Coil offers an overview of the Cone Industry in 2021, with an updated directory of loudspeaker cone, diaphragms and suppliers of relevant materials and components. Next up, James Croft reviews an interesting patent for a "Directional Loudspeaker," claimed by Dutch & Dutch BV, and Vance Dickason focuses his measurements on two small-sized drivers, typical of today's most popular consumer products. The first in Test Bench is the Wavecor FR070WA05, a 2.75" aluminum cone full-range driver, and the second is the AUGWL0006-JN01, a new 2.25" woofer from Eastech’s Punktkilde lineup.

Aerial Acoustics is expanding its loudspeaker lineup with a new small speaker, Model 5T, the launch of the 7LCR high performance on-wall / in-wall loudspeaker and the addition of the Model 7CC center channel Speaker. All three speakers are completely new designs, using new construction techniques and high quality finishes, with custom-made drivers.

Tang Band Speakers announced a new​ integrated bass solution comprising of​ wave-shaped passive radiators which are bundled with active drivers. According to the Chinese​ (Taiwanese)​ speaker manufacturer, the ​many​ combinations are ​an ideal​ choice for passive radiator subwoofer designs.