F1ATB Blog

QO-100 Satellite Live

Since version 5 of Remote-SDR, it is possible to share its reception channel. You can connect to my transceiver to the QO-100 satellite. Of course, you won’t be able to transmit. If you are...

QO-100 Transceiver

Web based transceiver developped by F1ATB Below is the connection diagram of the various modules making up the transceiver allowing links to QO-100 with the “Remote SDR” application. I have been using this system...

Power measurement with an ESP32

A V2 version, with a Triac for precise overproduction injection is available here:https://f1atb.fr/index.php/2022/12/07/diy-solar-energy-router-to-manage-overproduction/ Measuring in real time the electrical power consumed or even produced by a solar installation allows for better management. For example,...

Programming the ESP32 over WiFi

The ESP32 is a very interesting microcontroller, because it combines analog and digital inputs and outputs as well as WIFI and Bluetooth access. Once set up for a given application, it may be necessary...