[time-nuts] Hello

Bill Janssen billj at ieee.org
Wed Mar 21 11:25:44 EDT 2007


Tom Van Baak wrote:
>> The Shortt pendulum was of great interest - what could 70 years
>> of relentlessly advancing technology have to improve on it?
>> That is a top priority, behind consulting commitments, financial
>> management, home maintenance, building computers and looking for
>> business. Which is to say, I've bought things but haven't had any
>> time to do anything with them, like the Invar rod.
>>     
>
> I would be interested if others of you time-nuts are also
> involved with pendulum clocks. At the surface it might
> seem odd that with today's technology that anyone would
> want to spend time with pendulum clocks. But there are
> several hundred guys around the world who are spending
> a great deal of time working on modern pendulum clocks.
>
> The history, science, and technology of these things is
> far, far deeper than you might think. Here I can make a
> plug for Jim's website:
> http://www.clockvault.com/heritage/index.htm
> and also have a look at Bill's amazing creations:
> http://www.precisionclocks.com/
>
> I really like my cesium clocks, but you've got to admit
> these old (Riefler and Shortt) and new (Q1 and Q2)
> are much better eye candy and old HP or FTS clock.
>
>   
>
Stuff snipped
> /tvb
> http://www.LeapSecond.com
There was a series of articles in The Home Shop Machinist starting in the
September/October 2000 issue that described construction of a Free 
Pendulum clock

I think I can find all of the articles if some one wants them

Bill K7NOM (not really nutty about time)




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