[time-nuts] WWVB remodulator for the Spectracom 8170...

paul swed paulswedb at gmail.com
Tue Jun 18 22:16:40 UTC 2013


Don't know but thats what the wwvb clock rcvrs run on 2 aa batteries.


On Tue, Jun 18, 2013 at 6:10 PM, Attila Kinali <attila at kinali.ch> wrote:

> On Tue, 18 Jun 2013 17:51:29 -0400
> paul swed <paulswedb at gmail.com> wrote:
>
> > Thanks Attila Burts looking to separate the rcvr/remodulator.  I am fine.
> > Yes indeed I did look up the hc specs. I thought it was a 5v logic
> > actually. I knew it was not at all like the 74c series.
>
> That's the HCT which are 5V (the T denotes TTL compatible).
>
> I just checked it. NXP specs the HCMOS family as 2-6V, with 5V typical
> (recomended conditions, _not_ absolute maximum ratings).
> So it is indeed safe to run them down to 2V.
> Weird.. where does that 3V in my mind come from?
>
>                         Attila Kinali
> --
> The people on 4chan are like brilliant psychologists
> who also happen to be insane and gross.
>                 -- unknown
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