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A half-circle protractor marked in degrees (180°). A protractor is a measuring instrument, typically made of transparent plastic, for measuring angles. Some protractors are simple half-discs or full circles. More advanced protractors, such as the bevel protractor, have one or two swinging arms, which can be used to help measure the angle.
TI-55 II Calculator, the second variant, with an LCD display. The TI-55 is a programmable calculator first manufactured by Texas Instruments in 1977. It has an LED display, [1] and weighs 6.4 ounces (180 grams). It is programmable to hold up to 32 key-codes that allow the user to repeat simple calculations with different values. [2]
Breton plotter. A Breton plotter (French: Rapporteur Breton), also known as a Portland course plotter or Weems protractor named after later manufacturers producing similar devices, is a navigational instrument used for nautical navigation with charts.
TL;DR: As of Dec. 27, you can snag the MEAZOR 6-in-1 Multifunction Digital Laser Measure Tool for just $209 rather than $259 — that's a savings of 19%.For all the DIYers in the world, it's ...
Silva of Sweden AB has manufactured a wide variety of portable compasses for recreational, hiking, scientific, and marine uses over the years, including simple protractor or baseplate compasses like the Field, Expedition 3 (formerly the Ranger 3), and Expedition 4 to more sophisticated sighting compasses such as the Expedition Model 54 and the ...
Ideal test indicator pushed. Prior to modern geared dial mechanisms, test indicators using a single lever or systems of levers were common. The range and precision of these devices were generally inferior to modern dial type units, with a range of 10/1000 inch to 30/1000 inch, and precision of 1/1000 inch being typical.
But time might be running out for Belichick at his age (72) to get back to the NFL and score the 26 wins needed to catch Shula. Belichick was asked why he's even coaching at all with nothing left ...
Tom Cruise is choosing to accept a major honor from the U.S. Navy.. The "Top Gun" star, 62, on Tuesday received the Navy's Distinguished Public Service Award, the highest honor that Navy Secretary ...