Have you ever needed to power a 12-volt relay in a circuit but only had 6 or 9 volts available? This simple circuit will solve that problem. It allows 12-volt relays to be operated from 6 or 9 volts, ...

Motion sensor circuits are there on the Internet for quite a while now. These circuits are mainly used to drive AC load (like lights, fans) in home automation or IoT projects. It is also very common ...

Welcome to the user manual for your newly upgraded Relay Circuit Diagram. This comprehensive guide is intended to help you understand and operate your product ...

A simple and convenient way to interface 2 relays for switching application in your project. This relay driver boosts the input impedance with a regular BC547 NPN transistor (or equivalent). Very ...

Different Electronic systems operate in different level of voltages. Most commonly the digital electronic systems like microcontrollers and microprocessors operate in 5V or 3.3V. Industrial Level ...

Simple mute based on a micro relay and a BC549 for switching. Pedal friendly and compact it can retrofit to a variety of circuits as an add-on, or incorporated into your own build. The PCB module can ...