All items tagged with production test (31)

Audio Precision Expands Electronic Audio Testing with New APx516B Audio Analyzer

November 15, 2023 by Joao Martins

Audio Precision Expands Electronic Audio Testing with New APx516B Audio Analyzer

Audio Precision announced the new APx516B, a modular and affordable audio analyzer that expands electronic audio testing with even better performance and flexibility. The new Audio Precision APx516B Audio Analyzer is a budget-friendly solution to test both analog and digital audio with two analog generator/analyzer channels with performance suitable for testing consumer and professional audio devices, a digital interface module slot, and seamless integration with APx500 measurement software.

October 17, 2023 by Joao Martins

GRAS Releases New Production Line Measurement Microphone with EQset Technology

GRAS Sound & Vibration, announced the new GRAS EQ 40PM-1 microphone. This new miniature microphone joins the already successful family of GRAS measurement microphones with EQset technology, lowering the cost of precision in production line acoustic measurements. GRAS EQset technology essentially guarantees fixed sensitivity and a flat response curve across all frequencies, out of the box, vastly reducing the risk of measurement errors. The GRAS EQ 40PM-1 with EQset is an upgraded version of the EQ 40PM, the first in the EQset line.

Practical Test & Measurement: Transitioning Audio Tests from R&D to the Production Line

April 26, 2023 by Steve Temme

Practical Test & Measurement: Transitioning Audio Tests from R&D to the Production Line

Production line audio testing poses many challenges such as noisy environments, harsh operating conditions, high throughput, relative limits, and more. In this article, Steve Temme, the founder and President of Listen, writes about the essentials of test and measurement applied to manufacturing environments and quality control. Production tests always benefits from proven practices and experience and that's what is shared in this article, outlining the main considerations to ensure a successful operation. This article was originally published in audioXpress, March 2023.

Get Connected to Speaker Intelligence in Voice Coil April 2023

March 29, 2023 by audioXpress Staff

Get Connected to Speaker Intelligence in Voice Coil April 2023

The April 2023 issue of Voice Coil reveals the genesis of Echo Test + Measurement and its AIO Test System. As scheduled, there's an updated industry directory of Cable and Connector vendors, James Croft reviews a key Polk Audio patent that expands on its Polk SDA loudspeaker prior art now in a more compact enclosure. And on Test Bench, Vance Dickason focus on the characterization of the innovative TW045WA01 dual-diaphragm tweeter from Wavecor.

Test Chambers for Accurate and Repeatable Measurements: The New Normal Even for Unique Projects

March 23, 2023 by Geoff Hill

Test Chambers for Accurate and Repeatable Measurements: The New Normal Even for Unique Projects

Hill Acoustics was approached by a company with an interesting problem. To accurately acquire measurements from a prototype that had an array of microphones to detect music coming from various angles of incidence and needed to operate over the full audio frequency range. Having seen Hill Acoustics' Tetrahedral Test Chambers and the results they could deliver, could Hill Acoustics help with this challenge?

Interested in a Consistent Testing Solution For Bluetooth Headphones? Join this Webinar April 5, 2023

March 9, 2023 by audioXpress Staff

Interested in a Consistent Testing Solution For Bluetooth Headphones? Join this Webinar April 5, 2023

The Audio Product Development Alliance (APDA), dedicated to improving the knowledge and skills of professionals involved in the development of audio products, in partnership with ALTI Association, present a webinar titled: "A Simplified Testing Solution for Bluetooth Headphones - Consistent and Accurate Production Line Results." April 5, 2023 - 9:00 AM Pacific - (12:00 PM Eastern). Registration is now open

Speakers: The Evolution of Production Line Rub & Buzz Measurements

July 14, 2022 by Steve Temme

Speakers: The Evolution of Production Line Rub & Buzz Measurements

This important article revisits the evolution of Rub & Buzz measurements in loudspeakers, headphone drivers, and microspeakers production lines, and how these are being addressed using the next-generation of perceptual algorithms. Steve Temme offers a valuable comparison with what can be accessed today using modern methods, and what to apply to access production faults, determine thresholds for production yields, or understand the real impact on consumer's perception. This article was originally published in audioXpress, April 2022.

Echo Test + Measurement - Specifically Made for Audio Testing!

March 21, 2022 by Joao Martins

Echo Test + Measurement - Specifically Made for Audio Testing!

audioXpress March 2022 Test and Measurement issue addresses the latest tools and solutions meeting real-world challenges in audio. This year's extensive Market Update report, offers a complete overview of all the audio test and measurement products and solutions released during the past 12 months. One of the major highlights was Echo Test + Measurement, with its modular, and highly cost-effective range of audio test interface solutions.

Fresh From the Bench: Audio Precision APx517B Acoustic Audio Analyzer

September 15, 2021 by David Logvin

Fresh From the Bench: Audio Precision APx517B Acoustic Audio Analyzer

Primarily targeted at production test applications, the APx517B debuted at the end of 2020 and supplements AP's powerful product line of analyzers, which are considered the gold standard in audio measurement. In his review, David Logvin explores audio measurements with this fully integrated hardware, that combines multiple digital interface options all with accredited calibration. This article was originally published in audioXpress, August 2021.

Acroname Launches First Programmable USB Type-C Hub Designed for USB-PD Debug and Validation

July 22, 2021 by audioXpress Staff

Acroname Launches First Programmable USB Type-C Hub Designed for USB-PD Debug and Validation

USB Specifications, unified by products using a USB Type-C connector, commonly called USB-C, promise standardized power and data delivery. Unfortunately, poorly tested devices in the market can make USB-C systems unpredictable, expensive, and frustrating to consumers. Improving USB-C testing is critical to delivering on the “one connector to rule them all” promise of USB-C. Acroname's new USBHub3c makes testing USB-C devices easier, safer, and cheaper.

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