In this post we learn how to build simple amplifier circuits using digital CMOS ICs, such as a NAND gate IC 4001 With regard to non -critical amplifier applications, and […]
PWM Amplifier Circuit
The post explains how to make a simple PWM amplifier circuit also called class-D amplifier or switching amplifier. A PWM amplifier is an electronic amplifier in which the amplifying devices […]
Designing a MOSFET Power Amplifier Circuit
We know that a design using complimentary emitter follower transistor significantly increases the output power of an operational amplifier. Similarly for achieving highly increased output power MOSFETs amplifier can be […]
High Power Headphone Amplifier Circuit
The 1 watt power amplifier described here works like a charm when used as a driver for low-impedance headphones or an active loudspeaker as the output stage of a high-fidelity […]
60 watt Mini Crescendo Amplifier Circuit
The post explains how to build a highly efficient class A/B 60 watt amplifier circuit which is also popularly known as the mini crescendo amplifier. There are two type 2N3055 […]
Simple 250 Watt Amplifier Circuit
This 250 watt power amplifier circuit to deliver 250 watts of massive music power into a 4 ohm speaker with utmost clarity. Use complementary transistors to achieve the desired power. It […]




