For my plant grow experiment I need a few high voltage circuits. I've got these four for 4 $ on Ebay. I think this is a good price. They have an output between 80-500 V witch is more than enough for the first experimental series.
And here they are
Uploaded on Sunday and delivered on Friday. My 25 PCB's came with Xmas Gifts. Thank you www.pcbway.com
Pi Based Controller For My Indoor Greenhouse
I decided to use my Pi Zero W to control my for the moment not existing indoor greenhouse 🙂 I used all the parts laying around an it looks not so bad. The parts I used until now: a Pi Zero W a board with 8 relays a temperature sensor DHT 11 a dc-dc converter … Continue reading Pi Based Controller For My Indoor Greenhouse
Led Plant Grow Light
I'm doing a bigger experiment with plants. It will be a long time project and I will make a special page for this. First, I wanted to buy 2 or 3 Led grow lights, but they were too expensive or not what I needed. So I decided to build my own Led light. It's not … Continue reading Led Plant Grow Light
Alain's Projects 