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Electronic time clock. A time clock, sometimes known as a clock card machine, punch clock, or time recorder, is a device that records start and end times for hourly employees (or those on flexi-time) at a place of business. In mechanical time clocks, this was accomplished by inserting a heavy paper card, called a time card
Hirox RH-2000 digital microscope. Hirox (ハイロックス) is a lens company in Tokyo, Japan that created the first digital microscope in 1985. This company is now known as Hirox Co Ltd. [1] Hirox's main industry is digital microscopes, but still makes the lenses for a variety of items including rangefinders.
A digital microscope is a variation of a traditional optical microscope that uses optics and a digital camera to output an image to a monitor, sometimes by means of software running on a computer. A digital microscope often has its own in-built LED light source, and differs from an optical microscope in that there is no provision to observe the ...
1967: Erwin Wilhelm Müller adds time-of-flight spectroscopy to the field ion microscope, making the first atom probe and allowing the chemical identification of each individual atom. 1981: Gerd Binnig and Heinrich Rohrer develop the scanning tunneling microscope (STM). 1986: Gerd Binnig, Quate, and Gerber invent the atomic force microscope (AFM).
MicroScope is a digital magazine and website for computer manufacturers, distributors and resellers within the IT channel in the United Kingdom. Based in London, the magazine is owned by Informa TechTarget ; it formerly published as a weekly print magazine under Dennis Publishing Ltd and Reed Business Information for over 29 years.
This category is about the IBM 700/7000 series mainframes, their peripherals and their software. Pages in category "IBM 700/7000 series" The following 36 pages are in this category, out of 36 total.
The next 3 decades saw the development of quartz clocks as precision time standards in laboratory settings; the bulky delicate counting electronics, built with vacuum tubes, limited their use elsewhere. In 1932 a quartz clock was able to measure tiny variations in the rotation rate of the Earth over periods as short as a few weeks. [39]
Keithley Instruments Series 4200 CVU. Automatic test equipment or automated test equipment (ATE) is any apparatus that performs tests on a device, known as the device under test (DUT), equipment under test (EUT) or unit under test (UUT), using automation to quickly perform measurements and evaluate the test results.