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 even a newly purchased remote controller unit occasionally seem to malfunction, and identifying the issue becomes quite difficult for us. This simple 2 transistor circuit Read More
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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 Range Extender Concept The idea of this circuit is to feed the IR data from an IR transmitter into the transmitter input of an RF Read More
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. By Girish Radhakrishnan Introduction The ISM band is operated at 2.4 GHz, which can be used without licensing with reasonable power output. The proposed project is general purpose ON/OFF wireless switch, which can Read More
Remote Controlled Solar Lamp Intensity Controller Circuit
The post details a simple remote controlled solar lamp intensity controller circuit which can be used for controlling the street lamp LED intensity without practically reaching for the LED box. The idea was requested by one of the dedicated members of this website Requesting a Remote Controlled Solar Lamp Intensity Controller Circuit Sir, I have successful Read More
Remote Controlled Game Scoreboard Circuit
The post explains how to build a simple remote controlled game scoreboard circuit with two digits for facilitating the user a hassle free changing of the digits remotely, during a game or a match. The idea was requested by Mr. Richard. Digital Scoreboard for Volley Ball Game Hello, For our co-ed volleyball game we use Read More
Foolproof IR Remote Control Circuit Using Arduino
In this post we are going to construct a customizable IR (infrared) based wireless remote control switch, which consists of IR remote and a receiver, you may modify according to your needs. In the later part of the article we learn about an upgraded foolproof version of an IR remote control which will respond only Read More
RF 8 Appliances Remote Control Circuit
The post explains a circuit which can be used for controlling 1 to 8 appliances with a single RF 433MHz remote control handset. Now you can control fans, lights ACs, oven etc within a range of 50 meters with the same remote. In a few of my earlier posts I have comprehensively discussed regarding these Read More
Remote Controlled Submersible Pump Circuit
The article discusses a simple remote controlled submersible pump circuit which could be simply configured using any standard 2 channel 433MHz remote control modules. The idea was requested by Mr. James Smith Remote Controlled Start/Stop for Pump Motor Hi swagatam , I have read a lot of your post and have successfully implemented them several Read More
RC Helicopter Remote Control Circuit
The post discusses a simple RC helicopter remote control circuit using 433kHz RF modules, without any microcontroller or complex joystick implementations. The idea was requested by Mr. Jitendra. Main Specifications Sir I am making a large scale RC helicopter. In which I am using 4 motors. For 1st main 12v motor: the mechanism is that Read More