Rajkumar Sharma

Arduino based 4 channel toggle switch using 4 relays, 4 tactile switches, an Arduino Nano, the circuit required 12V DC, the relay can handle load up to 7Am...

4 Channel Infra-Red remote controller/receiver allows turning ON and OFF lights, fans using infra-red remote. Project consist 4 channel Nano relay shield, low...

Circuit described here is a four channel audio distribution amplifier. The input and all four outputs may be connected through the XLR jacks. The input accep...

Circuit published here is a dual stage EMI filter. EMI Filters are widely used in applications such as Appliances, Military systems, Aerospace systems , S...

This little project will drive the signal from your balanced Audio source and increase both its volume and detail.  The project has been designed for profe...

Reduction assembly provides 4 times the torque capacity of NEMA 23 motor by using large size pulley and belt. Its features timing pulley on the main out shaf...

The versatile DC motor speed controller project is based on PIC16F1825 microcontroller, its generate PWM pulse and also display the value on 2 digit 7 segmen...

Simple power supply circuit provides variable output voltage 1.2V to 15V DC and load current up to 3 Amps, onboard trimmer pot provided to adjust the outpu...

The circuit published here is a compact 60V DC-DC Step down Converter that provides 5V DC output and load current up to 3A in compact size. The project is ...

The compact 5 Phase stepper driver project can handle motor up to 3.5amps supply 12-30V DC, driver has facility to set the load current, driver provides hal...