2021-02-22 - Brian Dipert

The latest on audio compression standards

Two decades ago, the bulk of digital music was either downloaded from a server or ripped from a CD, and…

2021-02-02 - Brian Dipert

Bluetooth receiver aids smartphones without headphone jacks

Cost-effective audio upgrades extend to the Bluetooth receiver product space and are particularly attractive with smartphones that lack headphone jacks.

2021-01-26 - Majeed Ahmad

Audio front-end and wake-word detection: Key considerations in reference designs for Alexa

Here is what developers need to vet while selecting hardware and software development kits for designs built around Alexa Voice…

2021-01-21 - John Dunn

High-fidelity speaker system can handle high power without distortion

A very old idea for a high-fidelity speaker system deserves a new look.

2021-01-04 - Brian Dipert

Balanced headphones: Can you hear the difference?

Learn the differences in balanced and unbalanced headphone...

2020-11-25 - Brian Dipert

Portable audio recorder can capture four-track recordings

As soon as live concerts return, this engineer will be pulling his mics, stand, and cables out of storage again,…

2020-11-10 - Brian Dipert

Breaking down the Google Home Hub

The Google Home Hub contains a heat-sink-adorned primary PCB, plus a secondary PCB containing an ambient light sensor and two…

2020-10-06 - Brian Dipert

Reviewing a premium digital audio player

At the heart of the XDP-02U digital audio player's appeal is its hardware design, but you also need to consider…

2020-08-28 - Susan Nordyk

MEMS speaker delivers high-fidelity, full-bandwidth sound

Montara, a monolithic true MEMS speaker from xMEMS Labs, delivers high-fidelity, full-bandwidth sound with low THD for in-ear audio devices.

2020-06-29 - Brian Dipert

Is it time to upgrade to 4K UHDTV?

10 years later, and for 1/3 the price, this engineer still ended up with a notable TV upgrade.