Sure enough, an hour later he appeared and duly started taking the machine apart and prodding it with a multimeter. |
To determine if the interface is single-ended or differential requires the use of a multimeter that measures low resistance values. |
A digital multimeter complete with rotary selector switch is one such example. |
Our multimeter is capable of recording the Hi, Lo and Average results for each rail. |
Then with a bright yellow multimeter he measured the signal strength, filled in a form, then went away. |
While this information is nice, I'm not exactly sold on this device as a multimeter would be better for gauging the PSU's performance. |