AutoRegulator S/N 1

Lot 92

About Seller

274 Cedar Hill Street
Marlborough, MA 01752
United States

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$1,000,000	$100,000

About Auction

Horology: The Estate of David G. Newsom by Bonhams Skinner

Live

Horology: The Estate of David G. Newsom

By Bonhams Skinner

Oct 22, 2021

Set Reminder 2021-10-22 10:00:00 2021-10-22 10:00:00 America/New_York Bidsquare Bidsquare : Horology: The Estate of David G. Newsom https://www.bidsquare.com/auctions/skinner/horology-the-estate-of-david-g-newsom-7579 This collection is the result of a lifetime of learning and passion for the art of timekeeping. We invite you to preview items, ask questions of our specialists, and learn more about the auction process at Skinner. Appointments are required to ensure safety and health. Bonhams Skinner bidsquare@bonhamsskinner.com

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Lot Description

AutoRegulator S/N 1, Robert Shannon, Leominster, Massachusetts, dual timing trains display Mean Solar Time and Local Sidereal Time independently, Mean Solar Time train features a perpetual calendar, day of week, equation of time and moon-phase complications, provisions exist to execute leap seconds, and daylight savings operations with absolute precision, patented barometric complication that shows the current barometric pressure along with an animated display of the pressure over the past 24 hours, 11-inch Astronomical dial is driven by high reliability industrial automation components, reversing the design philosophy of quartz watches, bronze bells implement chime, strike and minute repeat functions, additional dials are driven by independent controllers connected to the master clock, electronic control console is hidden behind a panel located at the base of the regulator, dials float over an engineered stone back panel, Atomic timekeeping is implemented by a Symmetricom SA.45 Chip-Scale Atomic Clock module with a rate accuracy of about 157 microseconds per year (5*10-12, ADEV TAU = 1000 sec,) internal diagnostic checks are run continuously and can be monitored on the hidden console, internal uninterruptable power supply will maintain operation and accuracy for a limited period, electrical chronograph contacts for both mean solar and sidereal time trains, and a serial data output are provided, housed in a custom curly maple case by D.R. Dimes Inc., ht. 7 ft.

Provenance: The estate of David G. Newsom.

Note: This clock in the first production AutoRegulator. AutoRegulators are a new class of precision clocks. These horological robots are precision clocks that include a built-in observatory and clockmaker. This clock automatically monitors and adjusts its rate to an accuracy of milliseconds per century, and a precision of less than 50 nanoseconds. This level of accuracy and precision are achieved by a combination of a cesium atomic clock and the GPS system.

Condition

Any condition statement is given as a courtesy to a client, is only an opinion and should not be treated as a statement of fact. Skinner Inc. shall have no responsibility for any error or omission. The absence of a condition statement does not imply that the lot is in perfect condition or completely free from wear and tear, imperfections or the effects of aging.
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