On Mon, May 2, 2022 at 10:01 PM Bob kb8tq wrote:
> By far the best approach is to use actual data. Grab a pair of OCXO’s and
> compare them. A single mixer setup is one easy ( = cheap ) way to do it. You
> will get the sum of the two devices, but for simulation purposes, it will be
> *much*
>
On Mon, Apr 4, 2022 at 9:02 PM Jeremy Elson wrote:
> This just won the Best Paper award at NSDI 2022:
> https://www.usenix.org/system/files/nsdi22-paper-najafi_1.pdf
> It's a clever idea: they observe that most commodity computer motherboards
> have temperature sensors onboard, and found a
https://engineering.fb.com/2021/08/11/open-source/time-appliance/
Also discussed at: https://news.ycombinator.com/item?id=28140732
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On Sat, Sep 26, 2020 at 7:36 AM Hal Murray wrote:
>
> >> Can't I just use a high quality APC backup power system
> >> like we use to power racks of gear in our Telco and compute closets?
>
> > Very few UPS's are good at long-run applications, they are typically
> built to
> > run a heavy load
On Sat, Mar 28, 2020 at 8:31 PM Tom Knox wrote:
> Quick question, do the SAASM receives work as simple L1-L2 standard recovers
> without the Key?
I have an XLi SAASM working without the keys, didn't require any
configuration. I assumed it was only using L1 CA.
[I heard comments that there is
On Tue, Mar 17, 2020 at 8:52 PM Attila Kinali wrote:
> On Sat, 14 Mar 2020 13:57:21 -0700
> Hal Murray wrote:
>
> > Can the physics-nuts calculate the Rb frequency relative to Cs?
>
> Theoretically yes, practically no. While we "know" exactly what
> each electron in the atom is doing and how it
On Sat, Mar 14, 2020 at 5:35 AM WB6BNQ wrote:
> *By definition a Cesium frequency standard is just that, an absolute
> primary reference ! The only difference between the 5061A and another
> Cesium reference is a matter of degree of closeness to the absolute
> value. For example the 5061A has a
