[time-nuts] Hello

[jmfranke]

I would be interested in seeing the aryicles.

John WA4WDL
----- Original Message ----- 
From: "Bill Janssen" <billj at ieee.org>
To: "Discussion of precise time and frequency measurement" 
<time-nuts at febo.com>
Sent: Wednesday, March 21, 2007 11:25 AM
Subject: Re: [time-nuts] Hello


> 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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