资料介绍
音频功率放大器的测量Signal Conditioning: Audio Amplifiers
Texas Instruments Incorporated
Audio power amplifier measurements
By Richard Palmer
Application Specialist, Audio Amplifiers
Figure 1. Class-AB basic audio system measurement
Introduction
Characterization is an important step when a part is released to production. The data sheet is the medium through which the manufacturer relates this information to the customer. It is of paramount importance that the information on the data sheet be relevant and clear. It is sometimes beneficial for the customer to re-create these characterization measurements in order to evaluate a device in his system. The primary goal of audio characterization measurement is to determine the performance of a device in the audible spectrum―20 Hz to 20 kHz. Although most people d
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