All items tagged with smartphones (116)

Fresh From the Bench: The DPA d:vice MMA-A Mobile Recording Interface

November 27, 2019 by Stuart Yaniger

Fresh From the Bench: The DPA d:vice MMA-A Mobile Recording Interface

Stuart Yaniger reviews the DPA d:vice MMA-A Digital Audio Interface, a two-channel microphone preamp and A/D converter that allows the use of the renowned DPA microphones with any iOS device, a Mac or a PC. Apart from being an audio measurement expert, Yaniger is also an enthusiastic music recordist and this device not only fit in his pocket but he also found it to be "a slick piece of engineering and industrial design." Originally published in audioXpress, October 2019.

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TDK Expands PiezoListen Lineup of Ultra-Thin Piezo Speakers with a Wider Dynamic Range

October 29, 2019 by audioXpress Staff

TDK Expands PiezoListen Lineup of Ultra-Thin Piezo Speakers with a Wider Dynamic Range

TDK Corporation has expanded its lineup of ultra-thin PiezoListen speakers with new types featuring a wider dynamic range and higher sound pressure level (SPL) in the low frequency range, even at voltages up to 24 VP-P. The PiezoListen series of piezo speakers now includes the PHUA6630 wide dynamic range speaker with an operating frequency range of 400 Hz to 20 kHz. Also new in the series are two new sound positioning speakers with an operating frequency range of 1000 Hz to 20 kHz.

Angry Audio Introduces new Bluetooth Audio Gadget

October 15, 2019 by audioXpress Staff

Angry Audio Introduces new Bluetooth Audio Gadget

Angry Audio, an audio problem solver manufacturer from Nashville, Tennessee, just announced another very useful box. The Bluetooth Gadget is a solution to connect phones, tablets and computers to any studio or professional audio production setup, eliminating the messy cables and adapters and the annoying whine of digital ground loops. Equipped with AAC and the virtually-lossless aptX codec algorithms, the Bluetooth Gadget always chooses the best possible codec for the connected device.

Why Smart Power Audio Amplifiers Are Becoming Important to Smartphones

July 16, 2019 by Eric Eklund

Why Smart Power Audio Amplifiers Are Becoming Important to Smartphones

It’s not unusual to see friends gathered around a sideways-turned phone to share the viewing and listening experience while watching videos on the phone’s external speakers. This trend toward stereo audio in smartphones, and other audio-playing devices, shows that audio amplifiers are playing a more important role in smartphone design. As a result, audio amplifiers are seeing a big jump in both unit volume and technology. This article was originally published in audioXpress, July 2019.

Microspeakers' Anatomy - How to Design Audio Systems with Very Small Drivers

July 16, 2019 by Mike Klasco and Steve Tatarunis

Microspeakers' Anatomy - How to Design Audio Systems with Very Small Drivers

Audio sound quality optimization in a smartphone, mobile device, display, or laptop computer is the focus here. The goal of this article is not to teach how to design a good microspeaker, but rather to provide information on how to design a good mobile audio system, touching upon speaker design and speaker enclosure techniques. This article was originally published in Voice Coil, May 2010.

Trends in Microspeakers

July 2, 2019 by Mike Klasco

Trends in Microspeakers

Voice Coil April 2019 featured another great Focus article by Mike Klasco (Menlo Scientific) discussing trends in Microspeakers. With more than 1.6 billion mobile phones built annually, each with a microspeaker for the speakerphone and another for the receiver, this side of the speaker industry attracts the giants. Get the full scoop on one of the hottest market segments.

Power for All Audio Needs with audioXpress July 2019!

June 10, 2019 by audioXpress Staff

Power for All Audio Needs with audioXpress July 2019!

For our July 2019 edition, audioXpress focused on audio amplification technologies and platforms, including a Market Update on Audio Amplifiers. Eric Eklund writes about Smart Power Audio Amplifiers for Smartphones, and Ward Maas discusses Powersoft's OEM amplifier modules. Read the reviews on the Dayton Audio HTA20BT Hybrid Stereo Tube Amplifier, and on Sonarworks’ True-Fi Software, learn about control and monitoring user interfaces for AoIP, and much more. Download your edition now!

OPPO Reno Series Smartphone Comes Integrated with Nokia OZO Audio Capture Capabilities

May 27, 2019 by audioXpress Staff

OPPO Reno Series Smartphone Comes Integrated with Nokia OZO Audio Capture Capabilities

The OPPO Reno 10x Zoom Edition comes integrated with Audio 3D and Audio Zoom. Audio 3D allows users to immerse themselves in sound, capturing the full audio landscape with vibrant depth, direction and detail. It delivers a natural sound experience and high-fidelity audio within one degree of accuracy. Audio Zoom acts like a telephoto lens for audio, allowing users to dynamically pinpoint and amplify sound to correspond to zoomed video.

R&D Stories: Enabling Higher Quality Audio Capture for Smartphones

May 5, 2019 by Jyri Huopaniemi and Kai Havukainen

R&D Stories: Enabling Higher Quality Audio Capture for Smartphones

In this article for audioXpress, Jyri Huopaniemi and Kai Havukainen from Nokia Technologies, the licensing arm of Nokia, explain how to enable higher quality audio capture for smartphones and introduces us to some of the most exciting audio recording features ever available for mobile devices. How would you like to be able to completely isolate sound sources or zoom in on specific sounds and cancel the rest in location recordings, directly on a smartphone?

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Virtual Assistants Establish Strategic Role in Multiple Categories

March 29, 2019 by Futuresource Consulting

Virtual Assistants Establish Strategic Role in Multiple Categories

Virtual Assistants (VAs) are poised to become the next-generation go-to interface, according to new market data and reporting from Futuresource Consulting. The company’s recent home audio quarterly tracker shows that products with integrated VAs grew to 41.8% of all home audio shipments in Q4 2018, an increase of nearly 50% on Q4 2017, with smart speakers increasing by 79%.

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