at the top of this picture. Each board is two channels. An audio amplifier can boost the small incoming audio signal’s voltage by increasing its voltage, and current. The degree to which the amplifier ...

Most everyone that has ever purchased an external amplifier is at least familiar with the term voltage gain. Simply, it is the degree to which an amplifier actually ...

There are few inventions that have been as crucial to the evolution of pop and rock music as the guitar amplifier. Indeed, many cite the 1951 Sun Records recording session of Jackie Brenston and his ...

Variable gain amplifiers often use a mechanical potentiometer to set the gain. An example is a volume control dial. However, when the analog signal path is digitally controlled, a digital ...