Folks, if you've recently upgraded or renewed your annual club membership but it's still not active, please reach out to the BOD or a moderator. The PayPal system has a slight bug which it doesn't allow it to activate the account on it's own.
Well I will fully admit when I calibrated mine I used RO water but I read that not correct. I ordered calibration solution which gave me the same number a my RO but that could had just been lucky.
Ok guys let try and get a good discussion going. There many different types of controllers out on the market. They rang in price and options. Lets discuss these controllers and their options. Add pictures of your wiring and your reviews.
I will start it off. As many of guys know I am...