The operational amplifier is arguably the most useful single device in analog electronic circuitry. When you apply them in the circuits, you must know their basics and functions. As for the function ...

A Class D audio amplifier is basically a switching amplifier or PWM amplifier. There are a number of different classes of amplifiers. We will take a look at the definitions for the main ...

If you know anything about a transistor, it’s probably that it’s a three terminal device whose output pin forms part of a potential divider whose state is dependent on what is presented to its input ...

Though sometimes taken for granted, designers shouldn’t overlook the intricacies of voltage- and current-feedback op amps—integral players in the analog and mixed-signal worlds. Op amps amplify tiny ...

A little of the old, a little of the new—here's a quick brushup on amplifier lore. Amplifiers are fundamental circuit-design elements. They drive everything from earbuds to antennas. Placed ahead of ...

Articles and buying guides about power amplifiers, tube amps, and amplification needs for stereo and multi-channel audio systems. Even though many of the links are a few years old, there was still ...

Best electric guitars 2025: Our pick of guitars to suit all budgets “Its solid quality, punchy tone and its surprising amount of headroom might make it a secret weapon for rehearsals, or even gigs”: ...

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