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National Institute of Standards and Technology, Boulder Laboratories (NIST Boulder)

Automated Computer Time Service (ACTS)

test_servicetime & frequency dissemination / measurementIndustry: Aerospace
Category
Capabilities & Access
Affiliations
NIST Boulder

Description

Dial-up time service (since 1988) that sends an ASCII time code over analog telephone modems so computers can set their clocks, with on-time-marker loopback to correct for line delay; downloadable client files.

Official page

https://www.nist.gov/pml/time-and-frequency-division/time-distribution/automated-computer-time-service-acts

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Access

Access summary
download

Contact

Contact
Andrew Novick <andrew.novick@nist.gov> (303) 497-3378

Details

Keywords
analog modems, ascii time code, on-time marker, path delay, modified julian date
Location
Boulder, Colorado
Test standard
UTC(NIST)
Associated entity
NIST