Assigning certain sizes, shapes and positions of bubbles to characters within Morse and binary codes means messages could be stored in ice ...

A straight key is the simplest form of Morse key, consisting of a single lever that closes a circuit when pressed. Connect one terminal of the straight key to digital pin 2 on the Arduino Connect the ...

Posted in Arduino Hacks, Microcontrollers, Radio Hacks, Software Hacks, Wireless Hacks Tagged ble, bluetooth low energy, ESP32 wroom, Victron ...

Overview The Eye Blink Morse Code Detector is designed to help individuals communicate using eye blinks, particularly useful for people with limited mobility or speech difficulties. The system detects ...

Further, they were probably accustomed to pulling out Morse code messages under challenging radio conditions. Over time, this volunteer army of hams would swell to about 1,500 members.

One of the main issues facing in the future wireless communications is ultra-reliable and low-latency communication. Polar codes are well-suited for such applications, and recent advancements in deep ...