Monday, September 29, 2025
Plotting Temperature with the ESP32C3 Dev Module and Node Red
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----- Microcontrollers are getting really cheap. They were already cheap, but now they seem crazy cheap. Even with onboard WiFi, Bluet...
Wednesday, September 17, 2025
QRCode Clock with ESP32C3 Dev Module
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----- Nothing is more frustrating than needing the time and not having a watch, but watches can be expensive and boring so we programed this...
Friday, September 12, 2025
Graphing the Average Speed (WPM) of a Morse Code CQ
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----- For ham radio operators that use Morse Code (CW) the Reverse Beacon Network is an amazing tool that does many things . However, one ...
Wednesday, June 25, 2025
TCS34725 Color Sensing Cube with Arduino
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----- Whatever color the TCS34725 sensor "sees" is reproduced on the orb on top of the cube. The switch in front is hardwired to...
Tuesday, June 24, 2025
SKCCSkimmer Integration to FlexRadio
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----- The Flex Radio 6400 is an amazing state of the art ham radio transceiver with so many modern bells and whistles than no normal ...
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