Seller:kiraddarik(165)96.5%, Location:Vraca, Ships to: Worldwide, Item:223217915815Vintage original German Faber Castell Duplex slide rule 2/82 with original plastic case + engineering plasic rule. Plastic body.With original plastic storage case. Many hallmarks on body. Please note - light wear on surface and cursor.Front ScaleL, T1, T2, A [ B, BI, CI, C ] D, ST, S, PBack ScaleLL03, LL02, LL01, K [ K', C, CIF, CF ] DF, LL1, LL2, LL3In good condition. Please, see pictures - they are part from description.For use or collection.Thank you.Condition:Used, Country/Region of Manufacture:Germany
Collectible Slide Rules
Nostalgic original Keuffel and Esser slide rules with their advanced trigonometric and logarithmic scales invoke fond memories in accountants, engineers, scientists, and business consultants. Undergraduate and graduate college students majoring in math, science, or engineering who graduated prior to 1976 used this mechanical analog computer in their multiplication and division of extremely large and infinitesimally small numbers. Slide rules, also called slip sticks, consisted of two stationary rules and an interlocked central sliding rule with scaled numbers and a clear plastic cursor with a vertical line to slide to corresponding numbers on multiple scales.
What is the significance of the Keuffel and Esser linear slide rule?During 1867, William J. D. Keuffel and Herman Esser (K & E) incorporated the first company to manufacture and offer drafting, surveying, and mechanical calculators for sale in the United States. Erudite scientists, executives, professors, and college students relied on K & E accuracy, durability, and bearing slide for smooth effortless calculations. K & E symbolized quality and integrity.
Here is the Vintage Lot of 7 slide rules Faber-Castell 2/82 Duplex, 363, 1/60, 1/92 Sun Hemmi 34, 22129, 58115 1. Faber Castell 2/82 Duplex - Germany - Good condition without case. A W Faber-Castell GmbH has its origins in the pencil making firm founded by Kasper Faber in 1761. They started making slide rules in 1882 and became Faber- Castell after 1906. Besides slide rules they have made a wide range of pencils and other drawing items such as scale rules. Faber-Castell 2/83N slide rule, case, manual, and reference card. The instruction manual, in English, was in excellent condition, with just some yellowing of the paper with age (no musty smells). Even the box it came in was in pretty good condition, with just a few worn corners and two bent tabs. Faber Castell 2 82 Manual Lawn. 5/31/2017 0 Comments. All Faber Castell is on Sale! 4.Handheld manual pencil sharpeners with comfortable antislip handle and Manual hand crank keep your kids safe. More sellers from RM. Searching for the perfect faber castell items? Vintage German Slide Rule Boxed Lot ARISTO 40140 Faber Castell.
What is the significance of the Breitling circular slide rule?Hello, up for auction is a vintage German Faber Castell 2/83N Novo-Duplex slide rule. The slide rule is in excellent condition with original Faber Castell case and instructions. Faber Castell 2/82 N Biplex Engineer's Slide Rule Leather Case & Rule Equations. Faber Castell no 62/83 Novo-Biplex with Case, Manual and Original Box. Faber Castell 2 82 Manual. 3/30/2018 0 Comments Dietzgen/Gilson Circular Slide Rule Manual. There are 18 scans in 1 zip file. File 1 - dietgilman.zip - 663 KB (679,818 bytes). Faber-Castell Business Rule Manual. There is 1 Adobe PDF file in 1 zip file. File 1 - fc.zip - 1.57 MB (1,653,664 bytes).
Breitling, a Swiss watch company, released their pilot's slide rule and their pilot's wristwatch in 1952. Specifically adapted for flight calculations, the Breitling Navitimer model calculated airspeed, rate of elevation or descent, flight time, distance, and fuel consumption for pilots. Their 'navigation computer' also converted distance in kilometers to nautical miles and fuel consumption from gallons to liters.
How are mechanical calculators, slide rules, used in 2017?![Muscle Muscle](/uploads/1/2/5/3/125372664/524215288.jpg)
Aviation safety is the most compelling use of slide rules in 2017. E6B circular calculators are an internationally required manual backup for aircraft avionics systems which can fail during an emergency.
Simple circular slide rules, used by graphic artists, are proportion wheels used to determine the scale factor necessary to enlarge or reduce an image to fit it into a background or within an illustration.
How do I choose a slide rule from the many types on sale?You'll choose from durable wooden or bamboo with engraved scales in original leather cases or cheaper plastic rules with painted scales, but paint may wear off with use.
Faber Castell 2 82 Manual Muscle Testing
- Simplex Linear: Simplex models use two scales of base ten logarithms on its front and slide to perform multiplication and division in scientific notation. A sliding line over the scales on each of the three rules displays your answer.
- Duplex linear: Duplex models have scales of logarithms on their front, back, and slide, which can be removed, turned, and reinserted for additional calculations.
- Circular Models: Circular models with spiral scales of logarithms are the most accurate. The base of the circular rule is suspended above a central pivot. A circular rule has one or two cursors.
- E6B Circular: Pilots are required to be proficient on the E6B slide rule. The E6B circular rule scales are used internationally for safe manual calculation of air time, distance, speed, temperature, compass errors, and fuel consumption.