All items tagged with test and measurement (413)
Testing Audio ADCs and DACs
July 12, 2016 by David Mathew

Testing Audio ADCs and DACs

audioXpress December 2015 included another great Practical Test & Measurement article on “Testing Audio ADCs and DACs,” written by David Mathew from Audio Precision. As he explains, the articles discuses methods used to procure high-quality results by correctly evaluating the critical AD and DA stages, with conventional and more evolved measurements used in audio tests. The article also includes an interesting side-text detailing how Audio Precision found an ideal test case for the APx555 analyzer. Full article now available online.
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New Dedicated Headphone QC Analyzer from LoudSoft
June 29, 2016 by Vance Dickason

New Dedicated Headphone QC Analyzer from LoudSoft

Following a preview earlier this year at the ALMA International Symposium and Expo 2016, in Las Vegas, Danish audio test and measurement specialist LoudSoft has now simultaneously released its new dedicated headphone/earphone hardware analyzer, FINE Hardware 2 with its new headphone/earphone QC software, FINE QC/Headphone. The solution is able to is able to test a headphone in 1 second, including Left-Right difference and Rub & Buzz for both, and the test cycle can also include Noise Cancel Test, both passive and active, in less than 10 seconds.
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NTi Audio Strengthens Americas Office with Appointment of Brian MacMillan
June 13, 2016 by audioXpress Staff

NTi Audio Strengthens Americas Office with Appointment of Brian MacMillan

NTI Americas Inc announced that Brian MacMillan has joined the NTi Audio team working out of its Portland, Oregon office. Brian strengthens the regional customer support capability throughout the United States and the Americas. Brian MacMillan already attended the 2016 InfoComm show in Las Vegas, NV, where the company presented its complete range of test and measurement solutions for acoustics, audio and vibration applications.
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B&K Precision Offers 100 kHz Handheld LCR Meter with Bench Performance
June 8, 2016 by audioXpress Staff

B&K Precision Offers 100 kHz Handheld LCR Meter with Bench Performance

B&K Precision announced the expansion of its current 878B and 879B 40,000-count handheld LCR meters with the addition of a new 100 kHz model, the 880. This new portable LCR meter can measure inductance, capacitance, and resistance with 0.1% basic impedance accuracy. Offering many features typically found only in bench LCR meters, the 880 provides test frequencies up to 100 kHz, selectable test signal levels, and 4-terminal measurement capabilities.
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“Ask the Acoustics Experts” Program Launched by PCB Piezotronics
May 31, 2016 by audioXpress Staff

“Ask the Acoustics Experts” Program Launched by PCB Piezotronics

PCB Piezotronics announced the launch of the 'Ask the Acoustic Experts' program. This program connects people with acoustic measurement and acoustic sensor questions to PCB's worldwide team of technical experts. “Ask the Acoustic Experts” is designed to assist both those who are new to acoustics as well as seasoned acoustic engineers.
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Audio Precision Introduces APx 1701 Transducer Test Interface
May 31, 2016 by audioXpress Staff

Audio Precision Introduces APx 1701 Transducer Test Interface

Audio Precision announced its new APx1701 Transducer Test Interface. The system integrates instrument-grade amplifiers and microphone power supplies for designers and production test engineers seeking clear insight into the behavior of their electro-acoustic devices. The new APx1701 raises the performance bar for electro-acoustic tests, introduces low-noise, low-distortion and flat-response accessory for loudspeaker, headphone and microphone measurements.
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Analog Devices Simplifies Wireless System Design with RadioVerse Technology and Design Ecosystem
May 26, 2016 by audioXpress Staff

Analog Devices Simplifies Wireless System Design with RadioVerse Technology and Design Ecosystem

Analog Devices unveiled its RadioVerse technology and design ecosystem, which provides integrated transceiver technologies, a robust design environment, and market-specific technical expertise to move new radio designs from concept to creation quickly. This new ecosystem includes the AD9371 integrated wideband RF transceiver, enabling simple, versatile solutions for wireless infrastructure, and instrumentation applications.
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Spectrum Launches Educational Tools to Teach Signal Generation, Acquisition And Analysis
May 19, 2016 by audioXpress Staff

Spectrum Launches Educational Tools to Teach Signal Generation, Acquisition And Analysis

German test and instrumentation specialist Spectrum has made available a number of academic tools that can be used to learn the basics of waveform generation, acquisition and analysis. The tools are freely available for download on the Spectrum website and are designed so that they can be used by teachers and other educators for structured learning classes or by students who wish to follow a self-tutorial style process. The academic tools are also helpful for first time digitizer and Arbitrary Waveform Generator (AWG) users wanting to learn the basics of these instruments.
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Testing Headphones and Earphones
May 18, 2016 by Mike Klasco

Testing Headphones and Earphones

audioXpress March 2016 issue focused on Test and Measurement and featured an exclusive review of a new very important device for the audio industry. In this article, Mike Klasco discusses the new G.R.A.S. 43BB Low-Noise Ear Simulator, which enables to test headphones, earphones, and hearing aid devices with an extended bandwidth, up to 20 kHz. This is an industry first and the new G.R.A.S. 43BB solution will be of great interest globally.
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Oscium Releases WiPry 5x Cross-Platform Dual-Band Spectrum Analyzer
May 18, 2016 by audioXpress Staff

Oscium Releases WiPry 5x Cross-Platform Dual-Band Spectrum Analyzer

Oscium announced the WiPry 5x, a dual-band spectrum analyzer solution that visualizes all spectral activity on both 2.4 and 5 GHz on both iOS and Android devices. Oscium’s WiPry 5x is an hardware plug-in accessory that makes possible to identify and avoid interferences and optimize wireless connectivity, directly from a smartphone or tablet. A portable tool perfect for field techs, wireless professionals, and home audio enthusiasts setting up wireless audio networks.
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