Preamplifier for Measurement Microphones in Space Constrained Applications

PCB Piezotronics introduced a new short preamplifier for test engineers and acoustic consultants taking measurements with a new design, ideal for spaces where traditional microphone systems won’t fit or where space constraints are a concern.

During the Musikmesse and Prolight+Sound 2014 show in Frankfurt, British pro-audio manufacturer Audient celebrated its first product launch since Simon Blackwood’s acquisition of the company at the end of 2013. The ASP880 8-channel mic preamp and ADC is “the perfect front end to any DAW system”.

After releasing BIAS Amp modeler as an app for iOS, California-based software house Positive Grid decided to release BIAS Desktop as a plug-in for Mac OS X and Windows computers. A sign of the times? Anyway, the company’s Amp Matching technology, available on BIAS desktop will certainly be of great value in any studio.

In this article, George Ntanavaras describes the design and operation of a system consisting of the ACH-01 accelerometer and a preamplifier with an integrated analog signal processor. With this system, it will be possible to measure at the low frequencies the acceleration, the velocity, and the excursion of a loudspeaker cone. Also the panel vibrations of a loudspeaker cabinet will be very easily obtained. Originally published on audioXpress June 2011.

Focusrite confirmed availability of its iTrack Dock, a professional dock for recording on iPad. iTrack Dock is the first solution of its kind not to suffer from the physical adapters and connector problems that plagued the original iPad docking products. It works with any recent iPad, including the Mini.

Dave Erickson built his first multi-zone audio system in the early 1990s using C microprocessor code he developed on Freescale MC68HC11 microprocessors. In early 2014, he detailed how he upgraded the eight-zone system, which uses microprocessor-controlled analog circuitry.

SHANNON BECKER: Tell us about your company Tortuga Audio. Can you also share the story behind your sea turtle mascot? MORTEN SISSENER: Tortuga Audio is a boutique audio design, manufacturing, and marketing company located in South Florida. At present we …