[time-nuts] Interesting frequency standard project

Alexander Pummer alexpcs at ieee.org
Fri Jul 4 18:35:43 EDT 2014


there was an article in the January 2012issue of the elektor "DCF77 
locked reference", the DCF77 has very similar modulation format as the 
new modultion format of the WWVB
73
KJ6UHN Alex

On 7/4/2014 2:21 PM, paul swed wrote:
> An interesting article much like one Bert sent me circa 1989 quite recently.
> The key to these systems is that the transmitters have very good references.
> In the US at least we have no requirement for that level of stability on
> the MW broadcasts. Though evidently some stations are quite good. I think I
> have a list some place have to re-look.
> Curious can you see a schematic or must you subscribe...
> It is a nicely written article. I used to buy elctor in the book stores
> when it was available.
> Thanks
> Paul
> WB8TSL
>
>
> On Fri, Jul 4, 2014 at 8:11 AM, Collins, Graham <CollinG at navcanada.ca>
> wrote:
>
>> I am sure there are others on list who follow Elektor Magazine and even
>> perhaps their forums but there are likely many that do not.
>>
>> I stumbled across this interesting frequency standard project and thought
>> others might also be interested:
>>
>>
>> http://www.elektor-labs.com/project/low-cost-frequency-standard-disciplined-by-france-inter.14000.html
>>
>> A bit of light reading and nothing really new to the old hands but it
>> seems that person is well on the way to being a time / frequency nut if not
>> already there.
>>
>>
>> Cheers, Graham ve3gtc
>>
>>
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