All items tagged with ESP8266 and ThingSpeak (3)

24-03-2025 | You can use a Raspberry Pi RP2040 MCU to measure air quality. It acquires data from a CO2 sensor and then transmits it via an ESP8266 to the...

1-11-2022 | At the beginning of 2021, the Raspberry Foundation announced the Raspberry Pi Pico. As the readers of Elektor magazine know, this is not jus...

1-05-2022 | High CO2 concentrations can cause problems in areas of minimal ventilation. This CO2 guard offers a solution. The design, constructed with t...