What's on your power line?

[jackinnj]

Fourth of July in Suburban NJ, all the air conditioners humming, here's an FFT of our power line, replete with harmonics and nasties:

 

[jackinnj]

24 hrs later

more power line

 

[JOE DIRT®]

Jack did you get a new toy?..hahaha

 

[jackinnj]

i had problems with some of the vertical plug-ins drifting in my TEK7704a and wanted a device which would allow me to look at harmonics in power supplies, time events etc. with this new tek I can just hook it up to the internal network.

I won't give up my analog scope, however!