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AUTOMOTIVE
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SOUND MEASUREMENTS MAKE SOUND PRODUCTS

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Smartphones & Tablets

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Wireless Devices

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Ready-Made Sequences to
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Check out SoundCheck tips, tricks
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News & Events

Latest News

  • 2021 End of Year PromosNovember 22, 2021 - 7:30 am

    We have some amazing discounts to celebrate the end of 2021 and help you get more for your money. Each of these will be launched on the scheduled dates; we are happy to provide quotes for these items ahead of the scheduled date, to enable efficient order processing. All offers expire at 5pm on December […]

  • AmpConnect 621 Demo VideoJune 23, 2021 - 12:36 pm

    In this short video, sales engineer Les Quindipan gives a brief overview and demonstration of the new AmpConnect 621 multichannel, high-resolution audio interface.

Upcoming Events

  • West Coast Audio Measurement Roadshow Nov 8th-12thNovember 4, 2021 - 8:00 pm

    Visit us next week at our West Coast Audio Measurement Roadshow! We’re bringing our truck to various outdoor locations in the Bay area for Covid-safe product demos, previews, refreshments and giveaways (details below). If you haven’t received a personal invite yet, please let us know and we’ll send you full details!

  • Bluetooth Device Measurement SeminarMay 17, 2021 - 3:30 pm

    This event has already taken place, but you can view the recording here.   May 27th, 2021. 9.00am and 2.00pm Eastern US time (6.00am and 11.00am West Coast time) In this 1hr online seminar, Les Quindipan of Listen, Inc. and Kristopher Hett of Portland Tool & Die demonstrate how to test Bluetooth devices. Kris Hett […]

Training

  • Display TutorialMarch 19, 2021 - 7:04 pm

    Our series of basic SoundCheck training instructional videos concludes with 7 short videos highlighting the different display options ranging from simply x-y graphs  and tables to polar plots, and display customization, and of course how to use all these options in a sequence. Part 1: Display Step Basics Part 2: Display Configuration Part 3: Graph […]

  • Statistics TutorialSeptember 8, 2020 - 7:36 pm

    Our series of instructional training videos continues with this series of 4 short videos explaining Statistics. These introduce the user to the statistics options in SoundCheck, and demonstrate how to use them in 4 different ways: in sequences, with results, Process Capability measurements, and offline statistics. Statistics 1: Data Statistics 2: Results Statistics 3: Process […]

Technical Resources

  • Automotive Max SPLDecember 2, 2021 - 8:38 pm

    The sequence measures the Max Sound Pressure Level (SPL) of a car infotainment system in the vehicle’s interior The sequence uses a 6 microphone array mounted at either the driver or passenger locations. A 30 second pink noise stimulus having an RMS level of -12 dBFS is played through the infotainment system and captured by […]

  • Microphone Acoustic Overload Point (AOP)September 3, 2021 - 6:49 pm

    This sequence measures the acoustic overload point (AOP) of a microphone – the SPL required to produce 10% THD @ 1kHz from the microphone’s output. A 1 kHz amplitude sweep from a calibrated source speaker is applied across a range from 120 dB SPL to 135 dB SPL.The recorded time waveform is then analyzed using […]

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