All items tagged with test and measurement (387)
SmartScope: Get your own open-source oscilloscope!
May 22, 2015 by audioXpress Staff

SmartScope: Get your own open-source oscilloscope!

Following a very successful crowdsourcing campaign on KickStarter, LabNation started a new oscilloscope revolution with the introduction of the SmartScope, an open-source measurement device at an affordable price. The device works with OS X, Linux, Windows, Android and iOS (jailbroken).
Read more...
NTi Audio Introduces Advanced RT60 Reverb Measurements and Low Frequency Noise Assessment with the XL2
May 20, 2015 by audioXpress Staff

NTi Audio Introduces Advanced RT60 Reverb Measurements and Low Frequency Noise Assessment with the XL2

The XL2 Sound Level Meter now measures reverberation time using the T30 method, a free enhancement in line with the current ISO3382 standard. NTi Audio also announced that its Data Explorer PC software for the XL2 now includes professional tools for detailed analysis of low-frequency noise (LFN).
Read more...
Tektronix Introduces Solutions for Education, Entry-Level Test
May 14, 2015 by audioXpress Staff

Tektronix Introduces Solutions for Education, Entry-Level Test

Tektronix announced a complete network-based lab instrument management solution for education. The new AFG1022 Arbitrary/Function Generator integrates with TekSmartLab, a new solution to improve the teaching and learning experience, with centralized management of up to 400 Instruments and allowing students to retrieve test results with smartphones.
Read more...
The Best of Audio Electronics in audioXpress June 2015, Now Online!
May 13, 2015 by audioXpress Staff

The Best of Audio Electronics in audioXpress June 2015, Now Online!

June 2015 is – we have to say it – undoubtedly one of the most diverse and interesting issues we have put together. The magazine has something for everyone and lots of great content we are certain will be greatly appreciated by our community. Discover the “outside-the-box” thinking that resulted in one of the most interesting loudspeaker designs in recent times and much more.
Read more...
Easy Testing of Class-D Amplifiers with NTi Audio
May 13, 2015 by audioXpress Staff

Easy Testing of Class-D Amplifiers with NTi Audio

Measuring audio parameters on Class-D (or switching) amplifiers can be difficult because of high-frequency noise produced at the output stage. NTi Audio solves this by filtering out these unwanted noise components with the FX100 Audio Analyzer plug-in module filter, providing reliable test measurement of class-D amplifiers.
Read more...
Acoustic Diffraction: Does It Matter?
January 14, 2015 by James Moriyasu

Acoustic Diffraction: Does It Matter?

An excellent article from the audioXpress archive, published originally in February 2003, James Moriyasu offers a complete study examining speaker cabinet edge diffraction and what we can do to reduce it. The author attempts to measure the extent of acoustic edge diffraction and test possible solutions for reducing its levels
Read more...
Klippel Free Seminar on “Essential Loudspeaker Diagnostics Made Easy” in Santa Barbara, CA
January 7, 2015 by Vance Dickason

Klippel Free Seminar on “Essential Loudspeaker Diagnostics Made Easy” in Santa Barbara, CA

Klippel GmbH is promoting a free two day seminar titled “Essential Loudspeaker Diagnostics Made Easy.” This seminar will be presented by Klippel founder Dr. Wolfgang Klippel on January 12–13, 2015, at the Canary Hotel in Santa Barbara, CA, and addresses the evaluation of sound reproduction systems using physical and perceptive measurement techniques.
Read more...
Listen’s New AudioConnect Analyzer Audio Interfaces Specifically Designed for Acoustic Testing
December 29, 2014 by Vance Dickason

Listen’s New AudioConnect Analyzer Audio Interfaces Specifically Designed for Acoustic Testing

Listen, Inc. has released two new audio interfaces for its SoundCheck analyzer software, AudioConnect and the AudioConnect 4x4. Both interfaces are specifically designed for audio and electroacoustic test and measurement and intended as straightforward cost-effective measurement solutions.
Read more...
NTi Audio’s Speech Intelligibility Reporting Tool Extended
December 11, 2014 by audioXpress Staff

NTi Audio’s Speech Intelligibility Reporting Tool Extended

Public address systems in public spaces have to clearly inform persons in danger about escape information and directions in case of an emergency. NTi Audio’s XL2 Acoustic Analyzer reliably measures the Speech Transmission Index (STI) and the results can be imported into the STI Reporting Tool which now also assigns the same ambient noise spectrum to multiple speech intelligibility measurement results.
Read more...
Dr. Chad Walber Named International Representative of Acoustical Society of America Standards Committee
December 1, 2014 by audioXpress Staff

Dr. Chad Walber Named International Representative of Acoustical Society of America Standards Committee

PCB Piezotronics’ Dr. Chad Walber was appointed as the Acoustical Society of America (ASA) Co-TAs representative to the International Standards committee (IEC TC 29). Dr. Walber was voted into this position by a panel of his peers who are distinguished members in the acoustics field. Membership includes sensor manufacturers, consultants and end users.
Read more...