What is the K scale on a slide rule?
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Back: [ S L T ] Originally consisting of A, B, C, D scales, most modern versions of this type of rule also include an inverted C scale (CI) on the front of the slide and a cubic (K) scale at the base of the stator (also known as the body, base or stock of the rule).
Does anyone make slide rules?
Modern Slide Rules The only maker that still produces “classic” slide rules is the Japanese maker Concise.
What can you calculate with a slide rule?
A slide rule works by adding or subtracting the numerical exponents of numbers for multiplication or division, respectively. Thus, numbers to be multiplied or divided are converted to their logarithmic values and their exponents are added or subtracted.
Where can I find a manual for my slide rule?
There are also a number of other sites where manuals for download may be found, please look at: Slide Rule Universe – Take the “Learn to Use and Clean Them” link Ron Manley’s Slide Rule Site – Take the “Instructions” link My collection of slide rules may be seen here . There are 5 Adobe PDF files in 1 zip file.
Who invented the slide rule?
William Oughtred discovered the above characteristic in 1630, when he placed two logarithmic scales that were invented by his contemporary, Edmund Gunter, alongside each other. Thus the slide rule was born. Reading the Scales
What are the scales on a slide rule?
The scales on a slide rule are logarithmic, in that the spacing between divisions (the lines on the scale) become closer together as the value increases. This is why the slide rule is able to do multiplication and division rather than addition and subtraction. Compare the two sets of offset scales below in Figure B.
Which Pickett scale is used in the illustrations?
The pocket sized Pickett 600-ES will be used in most illustrations. The full sized Pickett N3-T for others. By the way, the Pickett 600-T (white) was taken by the Apollo 11 NASA astronauts to moon. Except for ‘folded’, ‘trig’ or Log’ scales, each scale begins with 1.