The article explains how to make a simple RF remote control circuit using ready-made RF 433MHz and 315MHZ RF modules, and without incorporating microcontroler ICs. With the easy availability of […]
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2 Simple Infrared (IR) Remote Control Circuits
The proposed infrared or IR remote control circuit can be used to operate an appliance ON/OFF through any standard TV remote control handset. In this write up we discuss a […]
Simple Online UPS Circuit
In this post we learn about the making of a simple online uninterruptible power supply (UPS) which guarantees a seamless transfer of AC mains supply to inverter mains supply for […]
Simple Line Follower Vehicle Circuit using Op Amps
The article explains a simple line follower vehicle circuit, also known as line tracker vehicle, using just a couple of op amps and a few other components, without using complex […]
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 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 […]