Products/Services for Portable Chronometer

  • Handheld and Portable Computers-Image
    Handheld and Portable Computers - (437 companies)
    Handheld computers are portable devices including notebook and subnotebook computers, palmtops, and PDAs. Image Credit: Bartec US Corp. | PHOENIX CONTACT USA | Liquid Controls Group; a Unit of IDEX Corporation. Handheld and portable computers... Search by Specification | Learn More
  • No Image Available
    Light Towers - (64 companies)
    Light Towers are portable lighting devices that are used to illuminate work areas. These products are commonly towable and provide their own power source. Learn More
  • Sampling Pumps-Image
    Sampling Pumps - (81 companies)
    Sampling Pumps Information. Sampling pumps are used to monitor liquids, air, and gases. They are usually portable and developed for specific tasks. Some sampling pumps are designed to move abrasive materials, acids, chemicals, coolants, hazardous... Search by Specification | Learn More
  • Vacuum Cleaners-Image
    Vacuum Cleaners - (315 companies)
    Vacuum cleaners are capable of picking up large quantities of material and/or liquids. They can be portable devices or part of a central vacuum system. How to Select Vacuum Cleaners. Image Credit: Terra Universal.Com | Nilfisk | Nederman. Vacuum... Search by Specification | Learn More
  • Downdraft Tables-Image
    Downdraft Tables - (65 companies)
    Downdraft tables are self-contained, portable filtration systems that remove harmful particulates and return filtered air. They are indoor air quality devices that draw-down air and do not require external ventilation. Often downdraft tables... Search by Specification | Learn More
  • Data Collection Terminals - (137 companies)
    Data collection terminals are portable or handheld devices that are used to input, read, and/or log data. They often have barcode and wireless data transmission capability. Data collection terminals are portable or handheld devices used to input... Learn More
  • Flashlights - (337 companies)
    Image Credit: Allied Electronics, Inc. Flashlights are portable light sources that use battery, electrical, or mechanical power to illuminate an area or item for inspection. They are made of aluminum, plastic or other lightweight materials and used... Search by Specification | Learn More
  • Digital Thermometers - (507 companies)
    Digital thermometers are portable temperature sensing devices that have permanent probes and a digital display. How to Select Digital Thermometers?. What are Digital Thermometers?. Digital thermometers are temperature-sensing instruments... Search by Specification | Learn More
  • Space Heaters and Room Heaters - (147 companies)
    How to Select Space Heaters and Room Heaters. Space heaters and room heaters are designed for use in confined areas or spaces. They do not emit hazardous pollutants or noxious fumes, and are generally portable. Fuel Sources. The most important... Search by Specification | Learn More
  • Work Lights - (32 companies)
    Work lights are portable lighting units, usually free standing or handheld, used to provide direct illumination to poorly lit areas where work is being done. Work lights are temporary, portable lighting units designed to be used by personnel in dim... Search by Specification | Learn More
More >>

Product News

More >>

More Information

Lock Indicates content that may require registration and/or purchase. Powered by IHS Goldfire

  • Planetary science: The time machine : Nature News & Comment
    Translating the Moon's crater chronometer to Mars is a delicate business, says Barbara Cohen, a planetary scientist at Marshall Space Flight Center in Huntsville, Alabama, who is developing a rival portable chronometer .
  • GEOGRAPHY FROM THE AIR
    In chapter 11 the determination of the clock error on Greenwich Time by wireless signals, portable chronometers and flashlight signals is described.
  • Astronomical azimuth determination by the hour angle of Polaris using ordinary total stations
    The sychronization may be done by: - The conventional method where the observer hears the broadcast radio time signals and sets the correct time in the instrument clock, as it was done with the old portable chronometer used in geodetic astronomy.
  • Alaska's Own Cartographers
    ...to do, beginning from Cape St. Elias north but to decide on the longitude of the various places by astronomical observations, which our mariners did not have the facilities for doing."4 (Captain James Cook, of course, had the first portable chronometers .
  • From the Earth's Core to Outer Space
    Only more than two centuries later precise portable chronometers finally solved for the problem of longitude determination.
  • Explorations in the History of Machines and Mechanisms
    The introduction of the spring motor, with snail wheel, made the real movable domestic clock possible and, finally, thanks to the advances in reducing sizes, the portable chronometer , which we know as pocket or waist watch (Fig. 1).
  • Learning to read the South African 1:50 000 topographic map: the development of a self-instruction method
    The key invention was the portable chronometer developed in London by John Harrison in 1761 (Frazee, 1968).
  • d'Arsonval, physician and inventor
    In 1886 d’Arsonval devised a portable chronometer that per- mitted measuring the time between stimulus and aresponse with an accuracy of 1/1OOthof a second.
  • KUNSTANZEIGE
    1 2 customs Durchmeller; and 3rd two portable chronometers after B e r t 11o u d.
  • To think newly the innovation
    From beginning of the 17th century an intensive competition with France about development of a chronometer that could take the ships of the British SeetIotte to its travelings with themselves developed ( portable ) a presented the as exact navigation as possible to ermöglichen...