Bluetooth Wireless Audio, Innovations in Audio, and More in audioXpress December 2024

audioXpress December 2024 features a comprehensive report on Bluetooth LE Audio and Auracast, the suppliers and development ecosystem. Jonny McClintock adds insights on Ultra-Low Latency Audio Transmission over Bluetooth LE Audio. Plus three reviews of the QuantAsylum QA403 Audio Analyzer, the DPS-2 Power Supply and LNI-2 DC Filter and Stabilizer from RME Audio, and the SPL Phonitor 3 DAC, Headphone Amplifier and Monitor Controller. Hans Polak details his extensive experiments on Moving Magnet Cartridges.

Volumio, the Italian company that created the popular free music player, continues to invest in hardware and now announced the launch of a new flagship streamer and music player with a focus on user interface. Crafted to redefine the music experience, the Motivo streamer stands out with its 8" IPS multitouch display, being an integrated streamer\headphone amplifier based on the established ESS Sabre 9038 DAC and offering multiple I2S, USB, and S/PDIF digital outputs.

Analog Devices is now sampling its latest audio processor and low power ANC codec, the ADAU1797. This high-performance device with integrated HiFi 3z and FastDSP cores is able to efficiently support front-end audio processing with beamforming and noise reduction, as well as neural network-assisted speech recognition (ASR) processing. An ideal, low latency, low power, three times more powerful processor for true wireless stereo (TWS) ANC earbuds and headphones.

With demand growing worldwide for high-fidelity music content and playback through mobile devices, Cirrus Logic has introduced the low power CS43130 MasterHIFI digital-to-analog converter (DAC) with headphone amplifier. The new CS43130 DAC minimizes board space requirements, operates at 4x lower power consumption, supports DSD formats, includes a NOS Filter and 512 single-bit elements to eliminate unwanted noise from the signal and for best filter response.

At Mobile World Congress Shanghai (29 Jun. - July 1, 2016), Conexant Systems introduced their new CX20888, an Audio Stereo CODEC that is the first single-chip solution to allow USB-C-compliant active noise cancellation (ANC) and ambient noise inclusion in headsets. This new USB-C solution features an integrated ARM Cortex M0+ MCU and Class-H headphone amplifier, enabling new class of features for smartphone, PC and gaming headsets. Its active noise cancellation eliminates up to 30dB of external sound, for a clearer, more enjoyable listening experience.