Tag Archives: Hardware

The Groovebox Project

Posted on 26 July 2026 by Willem Aandewiel

From Curiosity to a Complete Musical Instrument 502 keer bekeken / views Sometimes the best projects begin with a simple annoyance. For me, it was connecting yet another TFT display to an ESP32. Every new project started with a handful … Continue reading →

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Posted in Arduino, Computer, ESP32, Firmware, Hardware, KiCAD | Tagged , , , , , , | 2 Comments

Desktop Air Quality Meter

Posted on 11 April 2026 by Willem Aandewiel

431 keer bekeken / viewsThis is the third and final post about measuring air quality. Hier kun je een Nederlandse vertaling van deze post vinden. Earlier posts are: The first post and this post distinguish themselves by the simplicity of … Continue reading →

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Desktop Luchtkwaliteit Meter

Posted on 10 April 2026 by Willem Aandewiel

700 keer bekeken / viewsDit is de derde en laatste post over het meten van luchtkwaliteit. Here you can find an English translation of this post. Eerder verschenen posts zijn: De eerste post en deze post onderscheiden zich door de … Continue reading →

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Soft Power Latch

Posted on 7 April 2026 by Willem Aandewiel

620 keer bekeken / views In my post about the handheldAerosolSensor I use a circuit to switch power to the system with a single push-button, and then let the ESP32 turn it off again after completing measurements. This is an … Continue reading →

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Soft Power Latch

Posted on 5 April 2026 by Willem Aandewiel

624 keer bekeken / views In de post over de handheldAerosolSensor gebruik ik een circuit om met één push-button de spanning op de schakeling te zetten en deze daarna onder controle van de esp32 na het uitvoeren van metingen weer … Continue reading →

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Portable Fine Dust Meter on Batteries

Posted on 16 March 2026 by Willem Aandewiel

490 keer bekeken / views This project was sponsored by In an earlier post I described the development of an aerosol sensor that measures how much fine dust is present in the air and sends these values to an MQTT … Continue reading →

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Posted in 3D printing, Arduino, Computer, ESP32, Firmware, Hardware, KiCAD, PCBWay, WiFi | Tagged , , , , , , , , | Leave a comment

Gasmeter Pulse Catcher

Posted on 28 March 2025 by Willem Aandewiel

[ ] Er zijn gebruikers van de verschillende DSMR-loggers die ik heb ontworpen die een gasmeter hebben die níet op de Slimme Meter is aangesloten. De oplossing is een apparaatje dat de pulsen van de gasmeter opvangt en doorstuurt naar … Continue reading →

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Posted in Arduino, DSMR-logger, ESP32, ESP8266, Hardware, KiCAD, PCBWay, Uncategorised | Tagged , , , , , , , , , | Leave a comment