Hi

Just to add to the above problemm when I try to change the scope settings it brings up an error:
PSW32.exe has encountered a problem and needs to close
David

ADC100 on XP with USB - picoscope
Zero reading is 0.2mv on meter, have tried setting null offset but makes no difference. Also the Meter takes a long time to update, scope shows reading instantly but the meter somtimes takes a minute to update.
Any ideas