In this post we will learn how to build a simple whistle sound operated relay circuit, which can be used for switching ON/OFF a 220 V load through whistle sounds. […]
Firecracker Igniter circuit [Remote Controlled with Timer]
In this post we are going to construct a few fireworks ignition circuits which can safely ignite them via IR remote and timer. We have proposed three firecracker igniter circuit […]
Remote Control using Mains Power Line Communication
The proposed circuit will allow you to remotely control a mains AC operated appliance across rooms of your home through mains power line communication or PLC concept. In PLC technology, […]
Remote Control Infrared Tester Circuit
We all use remote control handsets for controlling various household devices such as TV, AC, Music systems, curtains etc, and sometimes we seem to have problems with these devices, or […]
Make this IR Remote Control Range Extender Circuit
In this post we will learn how to increase or extend the range of an ordinary infra red or IR remote control through a 433MHz RF remote control system. IR […]
2.4 GHz 10 Channel Remote Control Switch
In this post we are going to construct a 10 channel remote control switch based on ISM (industrial, Scientific and Medical) band. Introduction The ISM band is operated at […]