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The Fuller calculator, sometimes called Fuller's cylindrical slide rule, is a cylindrical slide rule with a helical main scale taking 50 turns around the cylinder. This creates an instrument of considerable precision – it is equivalent to a traditional slide rule 25.40 metres (1,000 inches) long.
Following the patent and release of Harold's Long Scale calculator featuring two knobs on the outside rim in 1914, he designed the Magnum Long Scale calculator in 1927. [ 6 ] [ 7 ] As the name "Magnum" implies, it was a fairly large device at 4.5 inches in diameter—about 1.5 inches more than Fowler's average non-Magnum-series calculators. [ 8 ]
Two Guys Garage covers virtually every aspect of vehicle repairing, customizing and restoring. The hosts perform product demonstrations and installations on a wide variety of import and domestic cars and light trucks, and they show viewers the right way to execute modifications with hands-on projects throughout the season.
A partially disassembled Curta calculator, showing the digit slides and the stepped drum behind them Curta Type I calculator, top view Curta Type I calculator, bottom view. The Curta is a hand-held mechanical calculator designed by Curt Herzstark. [1] It is known for its extremely compact design: a small cylinder that fits in the palm of the hand.
In the 1980s and 1990s, car and trucks were well proportioned and had interesting features, but models were a bit too heavy on details that could have been rendered more delicately or accurately. Chrome spears along the sides of 1950s cars, for example, were sometimes too thick and unrealistically embedded in grooves in the die-cast body.
Marchant XLA calculator, based on Friden's design The Marchant Calculating Machine Company was founded in 1911 by Rodney and Alfred Marchant in Oakland, California . The company built mechanical, and then electro mechanical calculators which had a reputation for reliability.
The calculator was superseded, in 1982, by the HP-15C.. Although it is argued the HP-41C (introduced late 1979 and only a matter of months after the HP-34C) was a replacement for the HP-34C, they were in fact differentiated as much by price (the HP-34C being 50% that of the HP-41C) as by functionality and performance (the HP-41C being the first HP LCD-based and module-expandable calculator ...
Made in Japan, this was also the first calculator to use an LED display, the first hand-held calculator to use a single integrated circuit (then proclaimed as a "calculator on a chip"), the Mostek MK6010, and the first electronic calculator to run off replaceable batteries. Using four AA-size cells the LE-120A measures 4.9 by 2.8 by 0.9 inches ...