Andy recommends favorite resources for basic op amp circuits and includes a portion of TI's AN-20. Test your knowledge with ...

This cable tv amplifier circuit is a rf amplifier designed to be quickly installed between two coaxial cables. Both input and output impedances are compatible with 75 Ω cables. The main amplifier si ...

This high-resolution audio amplifier delivers exceptional sound quality with a simple yet efficient circuit design. Engineered for powerful performance, it enhances audio output with clarity and ...

Transformerless circuits can cause safety or noise problems if connected to circuits that use earth grounds. Adding an op amp between the two can eliminate the safety problems ...