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200w audio amplifier circuit diagram class D

Abstract: No abstract text available
Text: Audio ICs LED level meter driver, 12-point, power scale, dot or bar display BA681A typ. divided into 12 points with repeated interval spacings of 3dB, 3dB and 4dB. The OdB level is 180mV rms (typ-) and the range is —30dB to + 1 6 d B . The con stant curre nt o u tp u ts can be set using external com p on ents allow ing