Hi, I have recently purchased a 2204A but unfortunately I think the scope is faulty. Channel A is noisy at ground and often reads higher than channel B when reading exactly the same source. I have tried difference cables and difference sources with no change. I have also re-zeroed both channels I al...

Hi, Im new to PicoScope and am having trouble with a math's channel operation. I've searched the forum and google but couldn't find a solution. I must be doing something fundamentally wrong. I am trying to do the following function: freq(HighPass(A,100)) The axis plot but there is no data plotted (i...