[time-nuts] Nutty time-nuttery with WWVB
cjaysharp at gmail.com
Thu Nov 10 08:27:29 EST 2016
There was an article by Andy Flind in a UK electronics magazine, EPE
December 2001 which detailed an MSF repeater to overcome a problem with
60KHz time signal reception.
Shouldnt be bothered by the signal format as I remember it being a very
As others have pointed out, even re radiating the original signal may
cause problems so take care.
On 10 Nov 2016 13:15, "Attila Kinali" <attila at kinali.ch> wrote:
> On Thu, 10 Nov 2016 07:18:42 -0500
> Peter Reilley <preilley_454 at comcast.net> wrote:
> > Could I implement my own personal WWVB transmitter that would
> > be powerful enough to be picked up by the clocks in my house?
> > The signal at 60 KHz might be able to be produced directly by some
> > sound cards. With that and a ferrite rod antenna I might get
> > reliable time elsewhere in my house outside of my lab.
> There are many of those. Just google for WWVB simulator.
> Interestingly, there seem more DCF77 simulators out there than
> WWVB ones.
> As Clint wrote, be carefull not to emit too much. Transmit only
> as much power that your clocks can just barely receive it.
> Which probably means not to connect any wire at all.
> 60kHz is low enough that it will pass through all but steel reinforced
> concrete like through air and thus you will probably jam all sourounding
> houses/clocks as well.
> The same is also true for repeaters, btw.
> Attila Kinali
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