If you didn’t know better, you might think the phrase “class A amplifier” was a marketing term to help sell amplifiers. But it is, of course, actually a technical description of an amplifier that ...

A variety of headphone amplifier types are available, but little guidance is provided in their selection. This article discusses the types available, and covers their relative strengths and weaknesses ...

Audioengine modernizes their new N22 Mini Desktop Amplifier with Class D, Bluetooth aptX and the convenience of USB Type-C inputs. Audioengine has introduced a $269 desktop integrated amplifier that ...

We published a design for a stereo microphone preamplifier with balanced inputs and a phantom power supply. The heart of this circuit was a special Analog Devices IC, the SSM2017. Unfortunately, this ...

Accurately measuring current flow is a standard requirement in several applications (Fig. 1). Depending on the specific need, the options available to designers can include discrete designs assembled ...