Many thanks, I had played with those settings, but hadn't quite got what I wanted, using your advice, I set it to X2 and an offset of -8% and thats as you say, almost what I wanted, but a great improvement.

Thanks again

Hi, I have a PicoScope 2204A and most of the time I want to measure logic voltages, all the ranges I can select are +/-, so for TTL logic you have to select +/- 10V range otherwise any noise or a signal just abouve 5V keeps triggering the Overvoltage warning, because of having to select +/-10V the s...