Hal Murray <hmurray@...> writes:
> We discussed this area a week or three ago. > > You don't need a digital scope to determine if there is a pulse. A digital > scope may help to see the pulse and figure out what it looks like. > > With an analog scope, you can either look at the blinking light that tells > you it's triggering, or you can reduce the sweep speed until you can easily > see the (flat) line from the beam each time it triggers. > > I can see a 10 microsecond pulse with my old Tek 465. It blinks and I > roughly remember what the picture looks like. If I want to know a detail, I > have to look at the right spot and wait for the next pulse. > Hi Hal, with my analog scope (Hameg HM2005-2) I can trigger a low level voltage spike signal with a p-p voltage of 30 mV and a frequency of 52,6 kHz. Could that be real? The signal level is very low, 30 mV... Chris _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
