It seems a bit difficult to measure so many different fertilizers but when you get used to it and do the routine it is not as much work as it seems. You simply measure the levels at the end and adjust by adding water or base fertilizer
I just like to take a good look at the space once a week looking for pests or deficiencies. I also usually add a couple of mineral magic coffee spoons in the part where the dropper is since the first hydroponic crop went well for me and since then I always use them