[time-nuts] HP 58503A

Hal Murray hmurray at megapathdsl.net
Fri Aug 3 18:45:09 UTC 2012


dekagoon at gmail.com said:
> 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... 

That sounds like junk pickup.  My guess would be from a switching power 
supply.

Any real signal that I've seen is at least several volts.



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