[time-nuts] FE-.5680A trimming resolution

Azelio Boriani azelio.boriani at screen.it
Wed Feb 1 11:27:40 UTC 2012

I have opened the FTS125: the fixed OCXO 20MHz is fed using the EXT_CLK pin
7 on the CW25. Maybe it is possible to drive a CW12 with an external high
quality 20MHz but maybe a suitable firmware is then needed.

On Wed, Feb 1, 2012 at 10:28 AM, Attila Kinali <attila at kinali.ch> wrote:

> On Tue, 31 Jan 2012 16:21:40 -0800
> "Tom Van Baak" <tvb at LeapSecond.com> wrote:
> > We're waiting for some brave soul to implement an SDR-based
> > GPS timing receiver; we can all then experiment with the TBolt
> > model instead of the TIC/DAC model of GPSDO.
> I'm planning that... I don't think it's too difficult to do, given
> all the information (papers and books) that are available on how
> to build GPS receivers. But it will be a damn lot of work.
> So don't hold your breath. It will probably take a couple of years
> until i even get around to design a board for it, not to mention to
> write all the code.
>                        Attila Kinali
> --
> The trouble with you, Shev, is you don't say anything until you've saved
> up a whole truckload of damned heavy brick arguments and then you dump
> them all out and never look at the bleeding body mangled beneath the heap
>                -- Tirin, The Dispossessed, U. Le Guin
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