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Cum se masoara frecventa de rezonanta de la un tweeter?


cburlea

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Salute!m-am uitat in documentul acela care scria despre determinarea parametrilor unui difuzor... dar nu spune cum determini Fs pentru tweeter :smt087 imi poate spune cineva? ca daca bag 100 Hz la tweeter... :soc: multumesc :smt006SCUZE din greseala l-am pus la incinte :toimonster:

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Guest bzfcocon

Se traseaza curba de impedanta a tweeterului cu semnal incepand de la o frecventa rezonabila (4-500 Hz). La frecveta de rezonanta impedanta are un maxim, care poate fi insa destul de slab la tweeterele cu ferofluid. De asemenea , unele tweetere prezinta anomalii gen "twin peaks" ale impedantei.

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