The post discusses a simple morse code lamp flasher circuit which may be used for model lighthouse signalling applications. The idea was requested by Mr. Frank Gardner. Technical Specifications I […]
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LM567 Tone Decoder IC Features, Datasheet and Applications
The post discuses the main specifications, datasheet and working principle of the IC LM567, which is a precise phase-locked loop with synchronous AM lock detection and power output device. In […]
433 MHz RF Remote Control Encoder and Decoder Pinouts Explained
In this post we discuss the pinout assignments and functions of the popular 433 MHz RF remote control module from HOLTEK. RF 315 MHz / 433 MHz Transmitter-receiver Module for […]
Automatic Night Activated Wireless Light Circuit for Paintings
The article describes a basic wireless LED light circuit that may be used to autonomously turn on LED lights to illuminate artworks at nighttime.
Blinking LED Bow Tie Circuit
In this post we will discuss how to build an LED bow tie circuit which will activate and blink a few LED lights stuck on your bow tie in response […]
Electronic Measuring Tape Circuit using Ultrasound
Everyone is familiar with the mechanical measuring tape made of wood to measure human height. We offer you an original electronic version that operates based on the use of ultrasound. […]