Meaning of RA on German pendulums - NAWCC Forums
Jan 21, 2009 · French "retarder" meaning to delay or hold back. "Avancer" to bring or move forward. Usually indicated on pendulums as "R A" and on watch regulators as "R A" or "Retard" "Avance". The French terminology was used throughout Continental Europe.
"R=A" label/decoration on pendulums - NAWCC Forums
Jul 18, 2021 · R = Retard (slower) A = Avance (in French) or Advance (in English), so that the owner knows which way to turn the adjustment screw below the bob. Makes perfect sense. It seems to have morphed from a basic instruction into an almost obligatory decoration on a …
R A Pendulum 31 Day Wall Clock /Hour and Half Hour Chime …
The R A on the pendulum stands for: retard/advance. It is a common pendulum bob, used by many manufacturers, worldwide. As a rule of thumb, the thread on rating nut is designed so that one full turn changes the clock about 2 minutes per week.
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R&A Pendulums - Cousins UK
R&A Pendulums. Pendulums that are specifically to brand (Hermle) have the dimensions given to enable them to be universally used on any clock.
My clock is running fast/slow. How do I adjust the time keeping?
Jun 7, 2016 · Clocks tell time by counting the swings of the pendulum, and a short swing of the pendulum takes less time than a long swing (pendulums are not perfectly isochronous). The result is that the clock runs fast.
This protocol describes the method used to test golf clubheads with loft of 35 degrees or lower other than putters for conformance to the Equipment Rules Part 2, Section 4c as administered by R&A Rules, Ltd. (The R&A) and the United States Golf Association (USGA).
R A WALL CLOCK HTM | Pricing Guides Dictionary & Values
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HERMLE R/A PENDULUM 12" - GRIFFEN'S CLOCK PARTS AND …
HERMLE R/A PENDULUM 12" Polished brass R/A pendulum. Complete with hook, threaded rod, and rating nut. Rod length: 12". Bob diameter: 3".
What does the R = A mean on my Gustav Becker clock's pendulum …
Feb 1, 2023 · "R" stands for retard, which, back then, simply meant to hold back or to slow down; the "A" stands for advance or some people might say "avanti", which means to speed up. It the clock is running slowly you turn the nut at the bottom of the pendulum toward the A to speed it up; if it's running too fast you turn it towards the R to slow it down.