Description
🤖 Check out the Arduino Uno Q here: https://store-usa.arduino.cc/pages/uno-q
After years of keeping planted aquariums, I finally decided to try a project that's been in the back of my mind. I wanted to make a liquid dosing system for plan fertilizers and minerals that could be controlled by my phone, or run on a schedule.
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00:00 THE MACHINE
00:15 Why my aquarium needs a dosing system
01:29 The Plan: pumps, injector, and automation
02:01 How peristaltic pumps work
02:35 The Arduino Uno Q
04:06 Wiring relays to control 12V pumps
04:40 Setting up App Lab
05:48 Building and testing the circuit
06:56 First pump test
08:26 3D Printing the injector in clear resin
10:55 "Inventing" a breadboard for components
12:44 Writing the software: web app and database
14:30 Testing all four pumps from the app
15:46 Calibrating the pump flow rates
17:50 How the injector is supposed to work
19:18 The food coloring test
21:46 So...that's cool
22:06 Does the scheduler work?
22:25 What's done and what's next
23:44 Bloopers