400W Power Amplifier “Safari”

This 400W power amplifier circuit often called as "safari" amplifier. The below circuit design is for single channel only, build…

55 years ago

5V/10A 50W Offline Switching Power Supply

The following diagram is the 50W offline switching power supply circuit design. The circuit powered by a MOSFET. BUZ80A/IXTP4N8 for…

55 years ago

4 Transistors FM Transmitter

The following diagram is the schematic diagram of 4 transistors FM transmitter circuit designed by Paul K. Sherby. Components List:…

55 years ago

Safe Constant Current Source

In the above circuit diagram, a CMOS operational amplifier (op-amp) controls the current via a P-Channel HEXFET power transistor (IRF9520)…

55 years ago

2 Transistor Mini FM Transmitter

This is a mini FM transmitter built and powered using 2 transistors, designed by Tony van Roon. This small transmitter…

55 years ago

3A Switching Voltage Regulator based LM317HV

Above circuit diagram is a easy, simple and cheap switching voltage regulator which has capability to deliver adjustable voltage output…

55 years ago

PNP Boost for Positive Voltage Regulator

This is the positive voltage regulator circuit with PNP Boost transistor: The IC8211 presents the voltage reference and regulator amplifier,…

55 years ago

Small Audio Booster

Here the simple, low cost and easy audio booster circuit. It uses a transistor of 2N3392 ad the main amplifier.…

55 years ago

FM Voice Transmitter

The following diagram is the circuit diagram of voice transmitter which use FM signal carrier to transmit the vioce signal…

55 years ago