[Elecraft] OT: WWV/WWVH Closure

Eric Swartz - WA6HHQ, Elecraft eric at elecraft.com
Tue Aug 21 14:28:32 EDT 2018


As noted in my prior email - This thread was closed yesterday.

73,
Eric
/elecraft.com/

On 8/21/2018 10:57 AM, Lee Ormiston wrote:
> The cesium and iridium clocks at National Institute of Standards and
> Technology through WWV and WWVH broadcasts, provide the time signals to the
> Global Positioning System satellites which without time signals to the Wide
> Area Augmentation system from WWV & WWVH are not accurate for navigation
> purposes.  The  WWV and WWVH broadcasts also provide the time signals for
> satellites and space probes.
>
> These signals also provide the time stability for all the Joe Taylor
> communication modes.
>
> The bit about my $30 wrist watch being incredibly accurate is not important
> in the grand scheme of things.
>
> 73 Lee
> NORRL
>
> On Tue, Aug 21, 2018 at 10:05 AM, K2bew <tombewick at gmail.com> wrote:
>
>> Sorry don't agree at all. Emergency communications when everything is down
>> and people need help is not comparable to a transmitter that puts out the
>> time according to an atomic clock over radio. You can always use a sundial,
>> and knowing the time to the second is not necessary in an emergency.
>> Tom
>>
>> On Tue, Aug 21, 2018, 9:43 AM Phil Kane <k2asp at kanafi.org> wrote:
>>
>>> On 8/20/2018 7:16 PM, K2bew wrote:
>>>
>>>> With the internet and phones that use data and or GPS satellites to
>>>> constantly synch time more effectively than radio sygnals it does
>>>> seem crazy to fund it.
>>> This is the same sort of argument that some folks in the Emergency
>>> Management community raise - why do we need radios when we have cell
>>> phones and the internet.  That assumes that the internet and the
>>> cell-phone infrastructure that depends on same will exist when the chips
>>> are down.
>>>
>>> I remember being in the studios of a major AM radio station when the
>>> corporate auditor told the chief engineer "this could be a very
>>> profitable operation if we could get rid of this thing called the
>>> transmitter".  (Rest in peace, Howie....)
>>>
>>> I would suspect that the incremental cost of running WWV and WWVH -
>>> which are mostly "set and forget" operations - is of the same order of
>>> magnitude as the paper towel and toilet paper bill for that agency.
>>>
>>> 73 de K2ASP - Phil Kane
>>> Elecraft K2/100   s/n 5402
>>>
>>>  From a Clearing in the Silicon Forest
>>> Beaverton (Washington County) Oregon
>>>
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