The NCP2991 class AB audio amplifier from ON Semiconductor addresses two crucial requirements in today’s portable and wireless audio applications: noise-free audio amplification and fast response time ...

Different classes of amplifiers. What are the benefits of class AB amplifiers? Patents that address the quiescent current of class AB amps. Amplifiers have many classifications, and each class has its ...

For some time, the trend in mobile handsets has been for each succeeding generation to become smaller and slimmer. Recently, designers have begun to devise features so that the phones are more social ...

A class-D puts out a pulse-width modulated (PWM) signal instead of the linear signal that is typical in class-AB amplifiers. The PWM signal contains the audio signal and the PWM switching frequency ...

Ex-movie theater projectionist Steve Guttenberg has also worked as a high-end audio salesman, and as a record producer. Steve reviewed audio products for CNET and worked as a freelance writer for ...