Vintage USSR KL-1 Circular Logarithmic Slide Rule Calculator Soviet Math Tool For Sale
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Explore the precision of the past with the Engineer Logarithmic Mathematical Circular Slide Rule KL-1 Calculator, a testament to the era of meticulous craftsmanship. Originating from the Russian Federation, this tool is a standout representation of pre-digital calculation technology, designed to aid in complex computations with unparalleled accuracy.Ideal for enthusiasts of vintage instruments or collectors of scientific memorabilia, the slide rule is a functional piece of history. Not modified from its original state, it maintains the integrity of its 1930s design and manufacture, offering a tangible connection to the methodologies of the past. Add a piece of mathematical heritage to your collection with this exceptional KL-1 Calculator.Logarithmic ruler, counting ruler - an analog computing device that allows you to perform several mathematical operations, including multiplication and division of numbers, increase in degree (most often in the square and cube), calculation of square and cube roots, calculation of logarithms, potentiation, calculation of trigonometric and hyperbolic functions and some other operations. If you break the calculation into three operations, you can use a logarithmic ruler to raise numbers to any real degree and extract the root of any real degree. clear
