Infinite photos and videos for every Wiki article · Find something interesting to watch in seconds
History
Page
Manual calibration - US serviceman calibrating a pressure gauge. The device under test is on his left and the test standard on his right.
Manual calibration - US serviceman calibrating a pressure gauge. The device under test is on his left and the test standard on his right.
Automatic calibration - A U.S. serviceman using a 3666C auto pressure calibrator
Automatic calibration - A U.S. serviceman using a 3666C auto pressure calibrator
An instrument rack with tamper-indicating seals
An instrument rack with tamper-indicating seals
An example of a weighing scale with a ½ ounce calibration error at zero. This is a "zeroing error" which is inherently indicated, and can normally be
An example of a weighing scale with a ½ ounce calibration error at zero. This is a "zeroing error" which is inherently indicated, and can normally be adjusted by the user, but may be due to the string and rubber band in this case
Page
A Kibble balance, which is used to measure weight via electric current and voltage. With this instrument, the measurement of mass is no longer depende
A Kibble balance, which is used to measure weight via electric current and voltage. With this instrument, the measurement of mass is no longer dependent on a defined mass standard and is instead dependent on natural physical constants.
Computer-generated image realising the international prototype of the kilogram (IPK), made from an alloy of 90-per cent platinum and 10-per cent iridi
Computer-generated image realising the international prototype of the kilogram (IPK), made from an alloy of 90-per cent platinum and 10-per cent iridium by weight