The circuit was designed to create a modular Class A buffer preamplifier in order to isolate stages in an audio circuit. BF245 – a general purpose N-Channel Junction Field Effect Transistor (JFET) in ...

There are several aspects of audio converter design that are generally not well understood but have a dramatic impact on performance, both measurable and audible. Audio converter IC manufacturers ...

Article 725 provides the requirements for Class 2 circuits in Part III. The definitions for Class 2 circuits can be found in Art. 100. In the November 2020 issue, we discussed the general requirements ...

If the power source is a listed Class 2 transformer or listed Class 2 power supply — or it’s in listed equipment marked to identify the Class 2 power source — you’ve got a Class 2 circuit between the ...