[time-nuts] wwvb 60 khz tuning fork crystals Some insights

Hal Murray hmurray at megapathdsl.net
Thu Jun 27 15:09:29 EDT 2013


paulswedb at gmail.com said:
> Ed good comment on the 74c04. May tinker with that. Though the HC14s working
> pretty nicely now. 

They make 74xU04 for many values of x.  The U is for Unbuffered.  They have 
lower gain in the linear region.

I thought they were intended to be used for things like this, but I don't 
understand that area.  Can anybody give me a quick lesson or point me at a 
good URL?


-- 
These are my opinions.  I hate spam.





More information about the time-nuts mailing list