All items tagged with preamplifier (79)
PCB Piezotronics’s New Model 130A23 Measurement Microphone
November 20, 2014 by Vance Dickason

PCB Piezotronics’s New Model 130A23 Measurement Microphone

PCB Piezotronics’s new Model 130A23 high-amplitude array microphone is designed to enable research engineers to locate noise sources in appliances, machinery, aircraft, and automotive interiors. This all-in-one prepolarized microphone and preamplifier measures acoustic signals in the audible range of the human ear with the extended dynamic and frequency range often found on more expensive condenser microphones.
Read more...
Build A High-Quality, High-Power Headphone Amplifier
October 18, 2014 by George Ntanavaras

Build A High-Quality, High-Power Headphone Amplifier

A design based on superior op-amps used in audio applications. A high-quality amplifier must drive high-quality headphones. This article describes the design and construction of a high-quality, high-power headphone amplifier.
Read more...
Preamplifier for Measurement Microphones in Space Constrained Applications
September 30, 2014 by audioXpress Staff

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.
Read more...
Audient ASP880 Eight-channel Microphone Pre-Amplifier and ADC
July 14, 2014 by audioXpress Staff

Audient ASP880 Eight-channel Microphone Pre-Amplifier and ADC

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”.
Read more...
Positive Grid announces BIAS Desktop Amp Designer and Modeler Plug-in
July 6, 2014 by Joao Martins

Positive Grid announces BIAS Desktop Amp Designer and Modeler Plug-in

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.
Read more...
Test Your Speakers’ Performance with this DIY Measurement System
June 23, 2014 by George Ntanavaras

Test Your Speakers’ Performance with this DIY Measurement System

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.
Read more...
Focusrite iTrack Dock: the professional dock for recording on iPad, is now available
June 5, 2014 by audioXpress Staff

Focusrite iTrack Dock: the professional dock for recording on iPad, is now available

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.
Read more...
DIY Multi-Zone Home Audio System
May 24, 2014 by Dave Erickson

DIY Multi-Zone Home Audio System

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.
Read more...
Q&A: Engineer Takes a Chance on Start-Up Audio Venture
January 22, 2014 by Shannon Becker

Q&A: Engineer Takes a Chance on Start-Up Audio Venture

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 …
Read more...