Find All the Cutting-Edge Audio Knowledge in audioXpress February 2025

Read the Market Update on MEMS microphones, Shure’s valuable perspective about Wireless Multichannel Audio Systems (WMAS) technology, and a review of the extraordinary Eigenmike em64 Ambisonics microphone. Brent Butterworth reviews the new Sony MDR-M1 headphones, and Alex Bonnet and Eric Benhaim (Orosound) explain how to leverage ANC in open-ear designs. Brian Lowe (Belleson) shares his Top Amp design for phono preamps, Douglas Self reveals more op-amp distortion tests, and Richard Honeycutt revisits the legendary Dynaco ST-70 and ST-70 II tube power amps.

Taiwanese audio company Nexum wants to anticipate the benefits of next-generation Bluetooth LE Audio technology and is promoting its AERO TWS earbuds as one of the first solutions on the market to harness the power of Auracast. Using an Airoha AB1565 chipset, Nexum is now promoting a Kickstarter campaign for the AERO earbuds, also sold bundled with the company's VOCE Auracast adapter and transmitter, which can be retrofitted to any audio device with a USB-C or 3.5mm aux output. One way to enjoy the benefits of Auracast before it becomes widely adopted.