New NIST Time Code to Boost Reception for Radio-Controlled Clocks
Phil
philmt59 at aol.com
Sun Mar 10 13:07:07 CDT 2013
Oh, I understand the need for gumments to regulate the proles - I was just disappointed that they couldn't come up with better lies in the article than refrigerators, microwaves and sprinklers needing high-precision time signals.
Phil M1GWZ
On 10 Mar 2013, at 15:48, Bob Bruhns wrote:
> Why do we need higher precision time broadcasts? Simple. Our governments want to bring back red light cameras. Since a minimal 'yellow' period results in a good number of cars being unable to possibly stop in time, the precise adjustment of the 'yellow' time to within a fraction of a second of legal minimum is key, in order to maximize revenue. This could have been accomplished with any decent crystal oscillator, but proper coordination of multiple traffic lights in order to maximize gridlock requires wide-area timebase coordination. Hence more precise over-the-air timekeeping was needed.
>
> Bob, WA3WDR
>
>
>
> On 3/10/2013 8:04 AM, Phil wrote:
>> Very useful - but why would my refrigerator, microwave oven or sprinklers need to know the time to the nearest microsecond?
>>
>> Phil M1GWZ
>>
>>
>> On 10 Mar 2013, at 04:02, Richard O'Neill wrote:
>>
>>> http://www.nist.gov/pml/div688/wwvb-030513.cfm
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