Does anyone by any chance know whether they own the synchronome master clock from St George's baths in Bett’s Street, Stepney. I have the engineers service sheet for it with entries dated from 1964 to

Hi folks Following on from an earlier post which had a question about a stand for clocks, I finally got off my bum and made one that I have been thinking about for some time. Although designed for GPO

Hi all, Am having some problems with three slave dials. The circuit consists of a Master with 10 slaves (dials) operating at 13.81 volts, 0.33 amps and 41.4 ohms. It is powered from a lead acid batter

https://www.invaluable.com/auction-lot/A-RARE-SYNCHRONOME-ELECTRIC-REGULATOR-SLAVE-CLOCK-559-c-5EC4348912?utm_source=inv_kwalert&utm_medium=email&utm_campaign=keywordalertlive&utm_term=2 I'm on lists

According to Mitchell's "Setting to Work" instructions the total resistance in the Synchronome is made up of of 8.7 ohms (main solenoid) and 2.45 ohms (pilot slave) giving around 11.15 ohms total. My

Hi All Question from new member to your group, top chop to the pendulum is aluminium, is this a genuine part (though not original to this clock) or later pattern spare? Similarly the gathering arm is

Very handy for testing and running pulse clocks. (video) https://youtu.be/LjBVoOipISY -- Simon GPO Clocks http://www.lightstraw.co.uk/gpo/clocksystems/index.html

Moving on, the Contacts between armature and gravity arms don't line up with contact being made just on the edge of the gravity arm point. I can't see any adjustment to bring the point of contact to t

Hi: Just watched this movie. The Stranger (1946) ORSON WELLES https://youtu.be/5zU7MoRuGDw Spoiler: A clock gets shot and parts fly out, but the clock gets even. -- Have Fun, Brooke Clarke https://www

This item just appeared on Ebay. It says fully restored. When I look at the hands I see a small dome on the minute hand. The seller says it has a new movement. Am I correct in suspecting that a quartz

As a new member, I thought I should start by contributing something I have posted a copy of Fig. 101 from ‘Electric Clocks’ and my plot of the function. https://groups.io/g/synchronome1/album?id=25662

I have recently purchased Master clock #521 & I am looking to restore the wiring and connections back as close as I can to when it would have been first sold. 1. Where can I buy multi strand wire with

Hi So what if a pendulum clock was "built" as a set of mathematical equations representing the real world? The basic equation of a pendulum operating in free-space is simple and easy. Building a mathe

Hi All, Do any of you have any ideas or drawings for clock cases? I have a synchronome movement, but have rather casually boxed it in the past. I am thinking of moving up to a real case. Any advice/re

If we are going to expand the group scope to Electrically powered pendulum clocks, then I have (at least) one of these.... This is a 1920s Standard Electric Time master clock with a mercury compensate

If any member wishes to post images of about particular clock they own, and give us a little bit of its history or ask a question about anything they are unsure of regarding their clock then I hope th

Hi again. I messaged the group some time ago, mentioning that I served my time in the Westbury factory, then worked as their toolmaker replacing Bill Lycett after his untimely death and finishing up i

A bit off topic, but please could anyone link me to a decent explanation of how these quartz clock movements with continuous sweep seconds work? I assume that they have some sort of stepper motor with

Dear friends and colleagues Wishing you all the very best for 2021 may we all continue to remain safe and may we all find what we are looking for in 2021 Take care of your clocks and take care of your

Hello, I have at last got myself an Eureka clock (No not a Christmas present!) and am having trouble with the balance spring. The timed rate of the spring and balance is 1.45 sec approx. which ties in