Yes, I have heard of 30 movements, but the ones I am working with have a sixty step racket and are designed for onece per minute stepping. That is an awesome clock!
John ----- Original Message ----- From: "Dave Brown" <[EMAIL PROTECTED]> To: "Discussion of precise time and frequency measurement" <[email protected]> Sent: Thursday, January 25, 2007 6:07 PM Subject: Re: [time-nuts] Odd request > ----- Original Message ----- > From: "jmfranke" <[EMAIL PROTECTED]> > To: "Discussion of precise time and frequency measurement" > <[email protected]> > Sent: Friday, January 26, 2007 10:57 AM > Subject: Re: [time-nuts] Odd request > > >>I am going the same route and have discovered slave clocks which are >> solenoid driven clocks. The clocks were once very popular in >> schools and >> factories. The hands typically step in one minute steps. >> >> See: http://www.clockhistory.com/setclocks/index.html >> >> I plan to use one of the clock movements to display minutes and >> hours and a >> two digit LED digital display for the seconds. I will divide the >> 1PPS >> output from a Z3801A by 60 to get 1PPM. >> >> John WA4WDL > > > Some used a 30 second pulse as well - might pay to check the > particular slave you have before you make the divider! I have a > Gents master clock here- I DID want to put it in the lounge but it was > considerd too 'industrial' so its been relegated to 'outer darkness'! > Personally I think it's rather elegant, but...... > Picture here- > http://homepages.ihug.co.nz/~tractorb/gents%20master.gif > These were made in two pendulum lengths-this is the longer case (3 > foot pendulum) model. > DaveB, NZ > > > > > > _______________________________________________ > time-nuts mailing list > [email protected] > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > _______________________________________________ time-nuts mailing list [email protected] https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
