IR remote control extender circuit

The human eye is highly sensitive to visible light but cannot detect infrared (IR) radiation. This limitation can make it challenging to test or verify equipment that emits infrared radiation. An IR detector circuit has been developed to address this...

Accident Prevention and Security System for Automobiles

This is a remote-controlled land rover that can be operated using a cell phone. This allows the user to move the land rover by sending various commands from their device. The rover can be controlled from virtually anywhere in the...

Infrared transmitter II

The transmitter keyboard is organized as a scanned matrix consisting of 7 driver outputs and 7 sense inputs. The driver outputs, labeled DRVON to DRV6N, are open-drain n-channel transistors that remain conductive in standby mode. The 7 sense inputs, from...

Design your Circuit IR Transmitter

Most consumer electronic devices utilize infrared remote controls for convenient operation. The carrier frequency of these remote controls typically ranges from 36 kHz to 38 kHz. Control codes are transmitted to the device's receiver in a serial format, which is...

Simple Valve MW Transmitter circuit 30W

The simplicity of this transmitter, combined with its high performance, makes it particularly interesting. It has an output power of approximately 30 W, and under normal conditions, with the appropriate antenna and handling, it can achieve a range of 30...

remote control receiver circuit

The circuit consists of an infrared transmitter-receiver pair that uses infrared beam transmission to switch the toy car on or off. It can be modified to allow the toy car to turn left or right. To operate the toy car,...

Infrared IR Illuminator DIY

An infrared illuminator can be constructed at home with minimal effort, requiring only basic knowledge of electronics. The circuit is straightforward, utilizing 68 Ohm, 1 Watt resistors. Infrared LEDs are readily available at most electronics stores. Users have reported that...

Infrared Detection with 74HC04

The two basic parts for working with IR are the emitter and the detector. The emitter is typically an LED that emits near-infrared light. A typical wavelength is 880nm, which is just beyond the human eye's ability to see. Many...

IR Infrared Detector Circuit

This infrared detector is capable of detecting the presence of modulated infrared signals in its vicinity from various electronic sources, such as an IR handheld remote. The infrared detector operates by utilizing a photodetector that is sensitive to infrared light. The...