Quote Originally Posted by Weedhound
does the truncheon read ppm AND ec? And do you know what the conversion is on them? I asked my hydro guy about liquid tds testers and he said they don't make them so a second tester would be the way to go. I'm sick and tired of getting caught short here. :wtf:
Truncheon is a model of Bluelab products. Their multimeter does everything, but otherwise it's separate ph and ppm meter, both with nice, shiny, flashing lights, both about 2 feet long or something. You ought to check out the videos on their site I linked.