Learning Morse Code is no longer a requirement for HAMs in many jurisdictions, but it’s still a nice skill to have. [I_void(warranties)] wanted to learn, but couldn’t find a trainer ...

All the info you need right here ✦ In this occasion I'll make a lighting system to be controlled remotely from my rc using ...

The audio component centers around the SS8550 PNP transistor (Q1) which serves as a driver for the passive buzzer (BZ1). This ...

Arduino has shrunk the UNO R4 with the Arduino Nano R4 board equipped with the same 48 MHz Renesas RA4M1 32-bit Arm ...

The beginner’s guide for hobbyists and makers unlocks some of the practical secrets behind lightning detection design.

It’s a simple oscillator circuit tailored to create a magnetic field around a water pipe to perform water conditioning.