A quick project for decoding morse symbols with ESP8266. Most of the code was generated by ChatGPT. Features Hardware Software The used libraries are linked in the code. The display shows a custom logo in the top right corner. For creating the bytecode of this logo, the software image2cpp (https://github.com/javl/image2cpp or https://javl.github.io/image2cpp/) Weiterlesen
A simple DMX interface based on a cheap USB-RS485 converter board. Since DMX is based on the common RS-485 protocol, the simple adapter board can be used. material: connections USB-RS485 module DMX socket Name GND 1 GND A 3 Data+ / A P 2 Data- / B I also added Weiterlesen
Preamp with EF95 vacuum tubes. The design is heavily inspired by Electronoobs design. I modified the power supply and adjusted some component values. The amp is based on EF95 tubes in a Class A configuation (one tube per channel). The gain can be adjusted using two potentiometers. To reduce noise Weiterlesen
A simple battery case for the Baofeng UV-5R (and maybe some other Baofeng models) radio. It was inspired by commercial battery adapters, which can be bought online: (Source: https://i.ebayimg.com/images/g/b9gAAOSwS9BdGHeZ/s-l1600.jpg) The 3D-model of the case can be downloaded from this Github repository. The original model was made by jameslee522 (https://www.thingiverse.com/thing:4607617 / CC Weiterlesen