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Simple Solenoid Driver
Posted on April 27, 2016 1 Comment
A simple and efficient way to drive a solenoid using a micro-controller like an Arduino.
Intended for use in a DIY aquarium CO2 system.
ISTA Max Mix CO2 Reactor Review
Posted on April 27, 2016 2 Comments
A review of the ISTA Max Mix CO2 reactor.
How to install it and how to stop it leaking.
Charles Wilkinson 