[time-nuts] Mains frequency
Chris Albertson
albertson.chris at gmail.com
Sat Nov 16 03:52:27 EST 2013
Your method tosses out a lot of data. You can't see transients. Ideally
rather then record a 1 second average you'd record the time of EVERY zero
crossing. It sounds like a lot of data but not really. You only record
32 bits 60 times each second. That is 240 bytes per second.
On Fri, Nov 15, 2013 at 6:51 PM, Bill Dailey <docdailey at gmail.com> wrote:
>
> 110vac-->5vac-->100ohm-->picpet event---> python average 60 cycles--> log
> freq every second.
--
Chris Albertson
Redondo Beach, California
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