Applications: Mobile Audio
Mobile Audio
The dScope Series III Audio Analyzer provides unparalleled capabilities for thoroughly analyzing mobile audio products including MP3/Media players, ear buds and headphones.
An earbud in an artificial ear
Comprehensive scripting enables measurements according to industry standards such as British Standard BS EN 50332 regarding hearing safety of portable music players. In addition, using the analyzer's real-time interactive measurements and unique Smart FFT™ capability, up to 40+ performance metrics can be measured and analyzed in real-time including distortion, noise, cross-talk, frequency response, gain, signal-to-noise, ratios of odd:even harmonics, and dynamic range among many others. When used with ear simulators, the dScope analyzer is able to easily correct for the ear's frequency response characteristics ensuring accurate measurement results of ear buds and headphones.
Screenshot of a dScope Series III multi-tone test for an MP3 player
An earbud in an artificial ear
Comprehensive scripting enables measurements according to industry standards such as British Standard BS EN 50332 regarding hearing safety of portable music players. In addition, using the analyzer's real-time interactive measurements and unique Smart FFT™ capability, up to 40+ performance metrics can be measured and analyzed in real-time including distortion, noise, cross-talk, frequency response, gain, signal-to-noise, ratios of odd:even harmonics, and dynamic range among many others. When used with ear simulators, the dScope analyzer is able to easily correct for the ear's frequency response characteristics ensuring accurate measurement results of ear buds and headphones.
Screenshot of a dScope Series III multi-tone test for an MP3 player
Resources
| + | LITERATURE | |||
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 | dScope Series III Flyer - UK version | ||
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| dScope Series III Flyer - US version | ||
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| dScope Series III Flyer - Deutsch Version | ||
| + | WEBINARS | |||
 | Portable Music Player Loudness: Are your customers safe? | |||
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| Bluetooth headset testing | |||
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| Evaluating Audio DACs: Performance, Diagnostics and Test Automation | |||
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| FFT Fundamentals | |||
| + | APPLICATION NOTES | |||
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| Audio Multi-tone testing techniques | |||
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| Rapid Bin Centres Frequency Response Analysis | |||
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| MP3 Player Testing With dScope Series III | |||
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| Production line QC testing | |||
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| Impulse Response Testing with dScope Series III | |||
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| FM stereo multiplex (MPX) with RDS testing Notes | ||
| + | SCRIPTS AND AUTOMATION | |||
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| MP3 player test | ||
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| FM stereo multiplex with RDS test script | ||
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| Generator sweep equalisation | ||
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| Settings report | ||
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| Sweep Generator Application | ||
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| MP3 Player Multi-tone Test | ||
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| Auto Sequence 2033 | ||
Relevant Products for Mobile Audio applications
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dScope Series III Analogue & Digital Audio Test System |
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dScope Series IIIA Analogue Audio Test System |
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dScope Series IIIA+ Analogue-Plus Audio Test System |
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dScope Series IIIE Digital and Analogue Essentials test system |
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I/O Switcher dS-NET I/O 16 x 2 matrix switcher |