Practical PID – Arduino Experiment. To demo PID theory in action, I picked up an Arduino Uno from my messy drawer along with a GL5528 photoresistor (LDR) and a super bright 5mm blue LED. The ...

Because this doesn’t mean that the whole block is heated up to 100C, ... has anyone any experience with PC or Arduino control of a commercial PID controller?

We’ve been hiding away in air-conditioned comfort to wait out the hot weather afflicting most of the US right now. Luckily we’re keeping busy with the great links coming into our tips b… ...