Re: [time-nuts] More 60 Hz graphs

2011-09-16 Thread Poul-Henning Kamp
In message 20110916001417.d49d3800...@ip-64-139-1-69.sjc.megapath.net, Hal Mu rray writes: Here is the frequency: http://www.megapathdsl.net/~hmurray/time-nuts/ppstest/60Hz-freq.png I don't know where the wobbles are coming from. They might be in my collection setup. They are very likely

[time-nuts] More 60 Hz graphs

2011-09-15 Thread Hal Murray
Was: Subject: Re: [time-nuts] 60hz west coast electric grid gone berserk albertson.ch...@gmail.com said: What? Lets assume 80 characters per line at 60Hz that word to a whopping 4800 bytes per second. For a modern desktop computer moving even a million bytes per second is trivial. Even 10

Re: [time-nuts] More 60 Hz graphs

2011-09-15 Thread Tom Van Baak
Hal, Now that you're mastered sampling every cycle, it's a good time to check how much of the noise or instability you see is due to the h/w and s/w you're using vs. how much is due to the power line itself. Do you have a hp 3325 or similar synthesizer handy? Instead of using 60 Hz from the