| How a Tiny Si4732A + ESP32 MiniRX Made Waves. I never thought a single-chip receiver could seriously rival my trusty old HF rig. But here w...
PeterN (29)
| L'antenna ad anello fornita con alcuni ricevitori SDR potrebbe essere difettosa: le sue bobine stampate sono in contro-fase! Con una semplic...
| The World‘s largest Digital Clock at Düsseldorf, now in a living room.
| The original „donut“ loop antenna did not work seemingly due to a design issue. A scalpel, two tiny wires, and four solder joints rescued i...
| The miraculous healing of a deaf ESP32-S3 board :-)
| ESP32-C3 SuperMini modules are remarkably affordable, but with a significantly restricted WiFi range. A simple antenna mod can improve its p...
| An ESP32 mimics the DCF77 time signal server for DCF77 clocks in bad signal conditions.
| A WOKWI Project Example for a WC occupied/vacant display built with an ESP32, two MAX7219 modules, and programmed with the ANNEX32 BASIC Int...
| As I started to delve a little into the possibilities of AI, I wondered if ChatGPT could help me with unfinished old hardware and software p...
| An ESP32-based NTP-interface for elder Gorgy Timing LED clocks. It replaces a DCF77-receiver and a plug-in interface.