[time-nuts] Car Clock drift - the lowly 32kHz tuning fork crystal specs

[Brooke Clarke]

Hi Ron:

I think HP pioneered that method in one of their hand held calculators (PH35 or PH41)?

-- 
Have Fun,

Brooke Clarke
http://www.PRC68.com
http://www.end2partygovernment.com/2012Issues.html

-------- Original Message --------
>> In your case, the car sits in an environment that matches their test
>> setup well. In my case �\200� not so much.
> FWIW, mine drifts pretty badly. It's in an aftermarket stereo, and I
> don't remember when I bought it (I moved it from my previous car).
>
> I assume that all quartz clocks and watches these days use "inhibition
> conpensation".
>
> https://en.wikipedia.org/wiki/Quartz_clock#Inhibition_compensation
>
>
>
>
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