audioXpress – December 2017

English | 68 pages | True PDF | 28.6 MB

Combining great articles, projects, tips and techniques for producing the best in quality audio, audi0Xpress connects manufacturers and distributors with audio engineers and enthusiasts eager for innovative solutions in sound, acoustic and electronics.

14 Axign of Things to Come
Ward Maas looks at Axign, a new company from The Netherlands, founded by former Philips and NXP employees whose efforts have resulted in the development of the AX5689, a Class-D audio amplifier controller chip in a QFN package.

28 Audio Editing Software Roundup (Part 1)
Comparing Audio Editing Tools
Fernando Rodrigues examines some of the available software audio editors currently on the market. Here, we look at what makes pure audio editing software different from those complex and more expensive Digital Audio Workstations (DAWs).

34 Naim Audio Mu-so Qb Wireless Music System
A Case of Groundbreaking Design
Oliver Masciarotte explores Naim’s Mu-so Qb, with its stunning design, glass-filled polymer casing, and same clever digital brain as the original Mu-so. Kent Peterson puts the Mu-so Qb to the test confirming that the device sounds as good as it looks.

42 The Simply Sound Company
SS-1 Microphone Preamp
Stuart Yaniger measures and tests this single channel preamp, meant to boost the signal of a low output microphone to levels compatible with normal microphone inputs.

46 Educated Reflections
Learn more about this unique approach to acoustics, where the main goal is to provide the best listening environment for dipolar and mulit-directional speakers.

56 Omni-Directional Coaxial Tower
Natural Sound Propagation
Discover this simple project for an omni-directional coaxial system that actually delivers natural sound propagation in every direction.

8 Vinyl vs. CD (Part 3) Exploring the Effects

22 Progress on Calculating Edge Effect of Acoustical Absorption

52 Active Loudspeakers with Dedicated DSP Are the Next Step in Sound Quality

62 Circuit Design for a Small Bass Amplifier

audioXpress – December 2017
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