[time-nuts] Power glitch - Sat morning

[Hal Murray]

azelio.boriani at gmail.com said:
> It helps to have a digitizer on the line, a 'scope to sample the line, say,
> 20 seconds before and 20 second after a glitch. This way you can surely tell
> what happened without any speculation. There are a number of ready made
> digitizers (red-pitaya, digilent analog discovery, ...) 

The audio input on a PC also works.  With stereo, you can watch both sides of 
the 120/240 line in a typical US house.


-- 
These are my opinions.  I hate spam.