You can answer all those questions — and many more — with a basic meter. But there’s one thing that hasn’t changed much over the years: probes. That’s a shame because there are a lot of ...

LetPot EC Meter has a universal probe-pod design that fits seamlessly into most hydroponic systems in the market. Its probes ...

Meters with other impedances can be used with the help of an external shunt or a correction factor, all of which is described in the probe’s documentation. When making the measurement ...