audioXpress - February 2017

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Features: 18 Vienna Suite Pro High-Precision Stereo and Surround Audio Plug-Ins Processing for the Orchestral World By Fernando Rodrigues Learn more about these essential audio tools for individual track processing and mixing or for the final mastering process, supporting from stereo up to 12.2 surround formats from Vienna Symphonic Library.
26 Primacoustic London 12 Kit Installation and Performance Tests By Ron Tipton Ron Tipton puts this acoustic panel kit from Primacoustic to the test in his own familiar listening environment and shares the results. And since this London 12 kit was of the “paintable” variety he even explores his artistic vein. 32 True Bass in a Small Space By Thomas Perazella Using a complete kit from Parts Express and Dayton Audio’s Ultimate 18” driver, Tom Perazella shows us how a medium-sized box can replace two 15” drivers in two larger sealed boxes.
52 Colorful Amplification for Ultra-High Impedance Sources By Addie and Whiskers An adventure in building a preamplifier for a high impedance piezoelectric pickup goes in an unexpected direction with the finding of a handful of military-specified vintage components.
56 Build a Low-Power, Class-A Power Amplifier (Part 2) Construction and Performance Tests By George Ntanavaras In the second part of this article detailing our author’s efforts to improve his home stereo system, we learn more about his construction efforts and the outcome of his test results.
Columns: IT’S ABOUT THE SOUND 8 Streaming Music Experiences (Part 2) Streaming Multichannel Audio from Apple TV By Ron Tipton
STANDARDS REVIEW 14 Bluetooth 5 and Audio Applications By João Martins
SOUND CONTROL 42 Room Acoustics and Other Bookcase Necessities By Richard Honeycutt
QUESTIONS & ANSWERS 48 Love of Music Leads to New Business Venture An Interview with Nancy Moon of MOON Amplification By Shannon Becker
Hollow-State Electronics 62 The Oscilloscope By Richard Honeycutt