It is sad that much of the old reliable forum format went away when a new provider was selected. I agree that a PM would likely work and get the unit up and running. Quick question Arnie since you are an electrician: I purchased an Amprobe AMP-320 for use around the house. Sort of a multitasker since it is both a clamp meter and dmm. What are your thoughts? I find it immensely useful. I would be interested in your thoughts.