Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 3 of 3 for “"subwoofer"”.
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Koncový zesilovač a subwoofer pro automobil
… popisuje návrh dvou výkonových zesilovačů pro subwoofer a pro čtyři základní automobilové reproduktory. Dále je součástí práce řešení napájecích obvodů těchto zesilovačů. Ovládání zesilovačů je realizováno pomocí procesoru. Dále se věnuje problematice spojené s ozvučením automobilu, zejména se …
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Helmholtz Equation Least Squares Based Near-Field Acoustic Holography With Laser
… reconstructing acoustic pressure generated by a subwoofer. Through comparing the reconstructed sound pressure at 4 different positions with measured values from microphones, it demonstrates that the HELS based NAH with laser demonstrates succeed in reconstructing sound pressure based on normal …
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Global Dynamic Characterization and Load Rating of Bridge Structures Utilizing Economical Dynamic Excitation Devices
… devices, namely tactile transducers and subwoofer amplifiers, which are capable of providing excitation in the range of 5 Hz to 200 Hz. The use of these devices in vibration testing is unprecedented, and their low cost allows approximately 30 structural degrees-of-freedom to be excited …