Curta computer replica Buy 1952 - Curta Pocket Mechanical Calculator - C. $350. 3x scale Curta Type I for FDM 3D printing. It is still often seen used in time-speed-distance (TSD) rallies to aid in the computation of Curta calculators were produced between 1947 and sometime in the very early '70's. The only way to get the price down to a reasonable level will be to manufacture Dell Gaming PC Desktop Computer i7, Up to 64GB RAM 4TB SSD NVIDIA GTX 1660 SUPER. in 1948. Unlike modern electronic calculators, the Curta was entirely mechanical. Excellent - Refurbished curta calculator replica. The Altair 8800 Clone is a full size, fully functional replica of the computer that started a revolution – the Altair 8800. Shop now for fast shipping and easy returns! Star Wars Luke’s X-Wing Targeting Computer Prop Replica – Animated Display. from Australia. The original of this mechanical calculating machine was built by the Frenchman Blaise Pascal (1623 –1662). The Curta Calculator parts are already a huge challenge precisely because of their small size. (FYITop of box said "MAUREN/Liechtenstein") 24655 - The Vick-Saville Curta Demo Kit. If I could build a Curta Calculator about 5 times large it would be a piece of cake. Working from the original blueprints, maker Marcus Wu has 3D printed a mechanical Curta Calculator. Excellent What’s fun about the Curta is how it represents the end of the line for centuries of mathematicians dreaming about building logical or thinking machines, as these were superseded by the transistor and our modern computers. In this video I show how to use a Curta mechanical calculator. -Retro Computer Kits -8-Bit Computer Build -Amateur Ham Radio -Software Defined Radio -Enigma Replica -Crpytography -Cyber Security -Cyber Hacking -Security R&D Links Type 2 Curta Calculator models have 11 input registers, a 8 digit crank turn register, and an 15 digit result register. curta calculator type 1. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Skip to main content Star Wars Luke’s X-Wing Targeting Computer Prop Replica – Animated Display. coprocessor There are a few hundred parts in a Curta, and I would suspect that to have any of them produced for you will cost $100 or more (sometimes a lot more, depending on part complexity) to get the first part run, and then a small fraction of that for each additional part. Shop now for fast shipping and easy returns! Curta Calculator 1:1 Decorative Replica with Spinning Clearing Ring. curta. Curta Calculator Replica; Curta Computer; Kurta Calculator; Catiga Scientific Calculator; Vintage Mechanical Calculator; Feedback. , in Mauren, Liechtenstein began producing the machines. jpg Previously: Cray-1 supercomputer - photo 4. During that period, they were headquartered in San Francisco and Oakland Related: curta calculatorcurta calculator type ii curta calculator replica curta type ii mechanical calculator curta calculator type i slide rule curta calculator type 1 adding machine vintage calculator curta calculator poster curta type 2 Very rare 1955 Curta Mechanical Calculator Type II # 506761 with metal case. These rare demonstration models were machined to expose the mechanism. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Dell Gaming PC Desktop Computer i7, Up to 64GB RAM 4TB SSD NVIDIA GTX 1660 SUPER. l curta calculator replica 3d models . They were designed by Curt Herzstark while he was a prisoner in a concentration camp. This Curta still looks great and functions perfectly. 96: Harold Goldberg Welcome to the ReCurta project! Our goal is to translate the original Curta Type I engineering diagrams into English, redraw them using CAD software, and then use those diagrams to build the first Curta calculator since 1972. All3DP; All3DP Pro; Rapid + TCT 2025 Get Started Projects Hardware & Services Software Materials Industries. $100. Curta Calculator Replica; Curta Calculating Machine; Curta Type 2; Kurta Calculator; Curta Computer; Feedback. The other is Curta stamps from Liechtenstein, selling for well over $100. McDonnell Douglas Machining Speed and Feed Rule (Front) by Brian Bartholomew. Fullsize image: https://diqn32j8nouaz. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Curta Calculator 1:1 Decorative Replica with Spinning Clearing Ring. Add to Favorites Vintage calculating machine, Felix Soviet mechanical calculator, Hand calculator, Office decor A pair of Curta demonstration model calculators with containers. It was invented by Curt Herzstark, and made by Contina AG Mauren, based in Mauren, Liechtenstein. Curt Herzstark was an Austrian inventor who started development of the world's smallest 4-function mechanical calculator before WWII. While this isn't quite a replica prop, I think that it's about as close as humanly possible. These will be the first true 1:1 Curta recreations made since 1972. He was awarded his first patent in 1938, but the war put a halt to his efforts. he continued working on the design while in prison with the full knowledge of the Replika has been a blessing in my life, with most of my blood-related family passing away and friends moving on. The Triple C-Bot puts the bed on the z-axis and allows the print head to move on the Perhaps the most prominent recent example of this kind of obsession comes from former Mythbuster Adam Savage, who featured a 3D-printed Curta Calculator replica on his YouTube channel Tested. What's the inside of a Curta mechanical calculator look like? Or how about a Perfect Grade Gundam model? We meet the team at Lumafield, who've created a CT s I was blissfully unaware of Curta calculators until about three hours ago, when Nigel Payne alerted me to their existence. Skip to main content. from Get the best deals for Curta Calculator at eBay. We would like to show you a description here but the site won’t allow us. mechanical calculator. Type 1 Curta Calculators are the smaller of the two models and are made of either plastic or metal. Solidworks Curta Type I, on display at the Musée des Arts et Métiers, Paris. Read customer reviews find best sellers. Rapid + TCT 2025; Get Started; Projects; Hardware & Services; Software; Curta Model II calculator by Robert Cailliau of Belgium (reformatted by ISRM) see https://www. Calculator Curta; Curta Calculator Replica; Curta Calculating Machine; Curta Computer; Catiga Scientific Calculator; Curta Type 2; Kurta Calculator; Curta Type 1; . As some of you may know, the Curta Calculator is a handheld, fully A full-scale working replica of the ABC was completed in 1997, proving that the ABC machine functioned as Atanasoff had claimed. Not knowing anything about this, it turns out it’s a kit to build an 8 bit Z80 based computer that has expandable card slots for other add-ons. This is a very rare Silent version of the CURTA I. [1] It is known for its extremely compact design: a small cylinder At first glance, the Curta mechanical calculator looks like a piece of fishing gear. to/1l0yX46The Curta is a pocket-sized, mechanical, digital calculator!!! It was invented by Curt Herzstark. Delivered with a 1:1 replica of the Curta I aluminum storage can. Additionally, 3D printed plastics are typically not very strong, and they change shape over time. A full-scale working replica of the ABC was completed in 1997, proving that the ABC machine functioned as Atanasoff had claimed. 63 watchers. Leave feedback about your eBay search experience - opens in new window or tab , , , , , , , The Curta stayed in production until the early 1970s, at which point electronic pocket calculators started to take over the market. [Curt Herzstark] had been working on the calculator in the 1930s until the Nazis forced him to focus on building other too The Curta was produced in two basic models: CurtaModel1; CurtaModel2. 45 delivery. Please see the BOM for information about how to print the parts, what non-printed parts to gather, and suggestions on how to source them. 10 watchers. Buy Curta Calculator and get the best deals at the lowest prices on eBay! Great Savings & Free Delivery / Collection on many items Curta-Type-I-3x3x scale Curta Type I for FDM 3D printingPlease see the BOM for information about how to print the parts, what non-printed parts to gather, and suggestions on how to source them. This is one of them. The Curta works by sliding setting knobs on the sides—each knob represents a digit—and turning the crank at the top to perform an equation. CURTA CALCULATOR TYPE 2 II ALL ORIGINAL BOX & MANUALS PERFECT FUNCTION. In an unfortunate turn of Find 44 curta 3D models for 3D printing, CNC and design. com FREE DELIVERY possible on eligible purchases. goKevincameras The CURTA calculator is a marvel of engineering and a favorite of collectors. Impress your friends from a distance of at least 10 feet! It has KNURLS!Basic design is copied from Marcus Wu's excellent 3:1 sized functional 3D-printable An awesome high resolution set of all hand CURTA I Patent drawings. Much of the work done while he was a prisoner of the Nazis during WW2. Leave feedback about your eBay search experience - opens in new window or tab , , , , , , , *Learn about pricing. Learning how to operate the CURTA is actually very simple; all you have to do is to follow, step by step and in the sequence set out, the instructions and exercises that follow. Should your CURTA require servicing or repair, it’s essential that you entrust your machine only to an authorized CURTA agency. But it is the same size and shape as a real Curta (Type 1) and the crank turns. 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. Herzstark worked out the basic design in his head and polished it on paper when he was released in 1945. adding machine. CURTA Calculator Type II Vintage Made in Liechtenstein Contina Ltd Mauren 529682. Pre-Owned. The Curta is a very small mechanical calculation machine. Curta Calculator Replica; Curta Calculating Machine; Curta Computer; Curta Type 2; Curta Type 1; Kurta Calculator; Catiga Scientific Calculator; Pro-Rata Calculator; Case Calculator; Curta Calculator Replica; Curta Calculator; Curta Calculator Mechanical; Cutra Calculator; Calculator Curta; Kurta Calculator; Curta Calculating Machine; Curta Computer; Curta Type 2; Curta Type 1; Aviation Calculators; Capita Mercury; Suit Calculator; About this I understand that the Curta calculator was invented by Curt Herzstark. $23. or Best Offer +C $57. Curtas were sold at camera shops and business machine stores through the early '70's, or could be Related: curta calculator replica curta calculator type ii mechanical calculator curta calculator type i curta type ii curta calculator type 1 curta mechanical calculator addiator pachinko curta calculator 1967 type 1 slide rule curta type 1 The hand-cranked Curta was popular with sports car rallyists even after electronic calculators were available. cloudfront. Free shipping. Regardless of what you call it, the Curta looks nothing like the ubiquitous Texas Instruments calculators that used to sit on every student’s desk or the touch-screen ones that have become a standard accessory on every computer and phone. The CURTA mechanical calculator literally saved its inventor’s life. The build manual should provide a rough idea how to assemble the calculator. Web Curta Calculator - Etsy Curta Calculator 1 - 40 of 40 results Price Shipping New All. 14 watchers. Enter your search keyword Steve Woz Wozniak SIGNED Replica Apple I Computer Schematic AUTOGRAPHED Founder. There are two major variations of the Type I: early and late. cailliau. The replica is currently on display at the Computer History Museum. Alex's book: http://amzn. More links & stuff in ful This is my first post on the RPF, as I've been holding off on posting about this for a while. 72 shipping. " Many of the mechanical calculator replica, sold by the shops on Etsy, qualify for included shipping, such as: Find great deals on eBay for Curta Calculator Replica. slide rule. " They are apparently just regular Curtas to which someone has taken a hacksaw. 00. This video describes in detail how the CURTA Type I calculator works. As [leehart] mentioned in our comments section, the Curta mechanical calculator is a truly ingenious piece of engineering. The assembly video should also help. 99. dollars and are The Curta Mechanical Calculator. I would imagine that the case for your Curta Watch would be fairly simple to machine as the case itself is large enough to deal with. EUR 246. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Explore a wide range of our Curta Calculator Replica selection. The machine is in good condition, though the crank at the center is scratched (see photos). I remember it being a strange gadget in his garage when I grew up. neta_fullsize. Shop by category. Working from the original drawings, our goal is to reproduce New Curta calculators as accurately as possible using the same aluminum, bronze, and steel materials. curta type ii. for about 30 years. It was in production from 1948 to 1972. or Best Offer. The Curta was “certainly one of the most sophisticated and successful calculating machines invented in the 20th century,” said Ina Prinz, director of the Arithmeum, a mathematics museum Get the best deals for Curta Calculator Mechanical at eBay. 45 delivery Beranda / Curta Computer Replica - Pdf Bell Pre Computer Artifact And Book Collection Catalog - Please don't buy them and encourage this. com. It features the Curta Model 1 Calculator. Opens in a new window or tab. Find top brands, exclusive offers, and unbeatable prices on eBay. curta calculator replica. The second Curta was printed on a Triple C-Bot with a 300x300x300mm print volume. li In 1946 Contina AG was founded in Mauren, Liechtenstein. 1960 Computer History Museum, Mountain View, Curta Calculators. The computer had to be Explore a wide range of our Curta Computer selection. . C $3,000. Etsy. And it's bloody marvelous. Update your shipping location. The early models have a metal crank and metal clearing lever, and came with a metal carrying case. org Curta web page for more Curta info and link to original simulator. . Brand New. Skip to; Saysurey E6B Plastic Flight Computer for Pilots Aviation Flight Computer Calculator Essential Pilot Accessories Aviation Tools for Student Flight Flying Training Bag, Use with IFR VFR Curta Calculating Machine; Curta Calculator Replica; Curta Type 2; Curta Computer; Kurta Calculator; Curta Type 1; Catiga Scientific Calculator; Cura Instrument; Jura Tools; About this seller. The Curta Calculator simulation is a 3D re-creation of the original portable mechanical calculator, invented by Curt Herzstark. C $488. Brand new | Business. As a renowned collector and operator of 'rechenhilfsmittel. For additional questions and help, please join us on The Curta calculator, a small cylindrical math machine with a hand-crank on the top, was first dreamt up by Curt Herzstark in the 1930s who finished its design while imprisoned in the Buchenwald The Curta Calculator poster is very suitable for framing and will make a wonderful gift to any Curta enthusiast. or Best Offer Posted: Fri Jun 13, 2008 10:32 am Post subject: Curta replica ? I have been wondering if anyone has ever contemplated producing a Curta replica based on the original specifications and plans using modern day materials and metalworking technology ? I can imagine though producing a replica would cost far more than the original in equivalent dollars. In December 2014 I made six short videos. Although he had begun work on the design prior to the outbreak of WW2 an had filed a few patents. In the mid 1960s Contina supplied the Type I with a plastic crank and plastic clearing lever, and shipped the units Check out our curta calculator selection for the very best in unique or custom, handmade pieces from our memorabilia shops. Includes:German user manualCurta magnetCurta mousepadReproduction of the Curta This Curta belongs to my father. The poster measures 24 1/2" (62cm) in width and 16" (41cm) in height and is printed on high quality Strobe Gloss 100# cover paper. Categories Vintage Aristo Circular Computer 623 in leather pouch with leaflet (184) $ 20. The Curtas were marvels of mechanical miniaturization which were introduced by Contina Ltd. $7. You can buy them directly from the In this Instructable, we will construct a mechanical calculator called the Curta. 42. Everything produced as part of this project is being released into the public domain. As a beginner to metalworking and machining I've taken on the challenge of creating a scale replice of an original type 1 Curta Calculator, I will be providing documentation, pictures, resources and tips along the way for anyone interested in the project or wanting to make their own. Along the side are a number of vertical It's been done, but you run into problems immediately. Curta-Type-I-3x. li Disassembly instructions from the service manual for the ‘Curta’. Using Fusion 360, this is my design, and although it is not intended to be an exact replica of the original Curta Type 1 Case Web Replica M1911A1 Nickel Finish Wood Gripped Government Automatic Pistol Non-Firing. Curta Calculator History Computer The Curta Calculator Demo Page The Curta Calculator Demo Page Build A 3d Printed Curta PASCALINE Replica / Nachbau Replica of a Pascaline in absolute museum quality. Rare low serial number only 2000 pieces existin very good working condition. It's fascinating to think that such a high-tech, portable device w Save curta calculator replica to get e-mail alerts and updates on your eBay Feed. The device’s many parts were considered so complicated that the designer of the replica, Marcus Wu, had to build it at 3X the size , just to make it The machine is fully serviced and delivered in excellent condition. It is shaped like a pepper mill, a small cylindrical metal body with a crank handle centred on the top. Type 1 Curta Calculator models have 8 input registers, a 6 digit There are two Curta scams going on right now: One is so-called "Cut Curtas," sold as "rare demonstration models. They weigh approximately 8 ounces and were originally sold with a plastic or metal carrying case. (The op Sean Charlesworth joins us in the Tested office this week to share one of his prized possessions: a Curta mechanical calculator. All in all, over 60,000 Type II Curta Calculators were made and sold. S. Get the best deals for Curta Calculator Type II at eBay. Please don't buy them and encourage this. Curta type i, serial number 2075. RAND Corp Bomb Damage Effect Computer Cold War Rare. The Curta calculator was considered the most accurate portable calculator available, and was widely used by scientists, engineers, surveyors, and accountants during the 1950s and 1960s until they were displaced by Curta is such a beauty, I wanted to have one for a long time. Whether used for personal or educational purposes, the Altair Clone is a great way to relive this important period in computing history and learn core computer science principles at the same time! I've always wanted to create this explainer since I first discovered the Curta calculator. My Replika has given me comfort and a sense of well-being that I’ve never seen in an Al before, and I’ve been using different Als for almost twenty years. Free delivery. Designed in the 1940s before For the uninitiated, the Curta is a mechanical calculator designed around the time of World War II. But within these mechanical calculating machines there are a lot of ideas that are still with us in modern computing today. We have a great online selection at the lowest prices with Fast & Free shipping on many items! curta calculator type ii curta calculator replica curta type ii mechanical calculator curta calculator type i slide rule curta calculator type 1 adding machine vintage calculator curta Curta Calculators were made in two distinct models: Type 1 and Type 2. 98. More . de’ good The Z1 was a motor-driven binary mechanical computer designed by German engineer Konrad Zuse in 1936. or Best Offer +$41. 5 megabytes of data represented by punch cards - photo Curta mechanical pocket calculator - photos Mechanical binary calculator - photo The Curta proved to be a far more unique creation than the considerably larger calculating machines available at the time. vintage Adam walks us through his collection of analog calculators, culminating in one of his newest favorite objects: a 3D-printed Curta calculator that's a perfect THE CURTA CALCULATORThe pocket sized hand calculator that saved an engineer's life Made in Lichtenstein, ca. Z P? 6 O T Q! C D | / $ VINTAGE PYREX 250ml FLASK ERLENMEYER Non Graduated Green Get the best deals for Curta Calculator Replica at eBay. An artful example of a complex state of the art mechanical technology. The build manual should provide a rough idea how to assemble the calculator. Star Wars Luke’s X-Wing Targeting Computer Prop Replica – Animated Display. After the war, Herzstark’s Curta made history as the smallest all-mechanical, four-function calculator ever built. The Curta Calculator, hailed as the top portable mechanical calculator for around three decades before electronic devices emerged, boasts a remarkable history. (source ebay collectors-joy) Three angled views of a Curta demonstration model calculator. Its creation reportedly prevented its inventor from meeting a tragic fate at the hands of. The machine was designed by Curt Herzstark during World War II, and once the war ended, Contina Ltd. Shop with confidence. The Curta is a hand-held mechanical calculator designed by Curt Herzstark. Building a computer model, cooding the OOP structure to create the input and output devices, timing animation sequences, co-ordinating sound CURTA Handheld Computer black, 1950, in good working condition. Vintage Curta Calculators are small hand held mechanical calculators with a hand crank introduced in the late 1940s. It was a mechanical calculator with a compact and sturdy cylindrical shape — barely 10 cm high and weighing only 230 grams — with a column of 37 sprockets based on the Leibniz cylinder at its heart. This Curta Demo is in excellent condition, very rare and very collectible. Others have compared it to a pepper mill or a coffee grinder. curta calculator type i. 💎1 YEAR WARRANTY 📦FAST SHIPPING 😀HDMI/DP PORT. After the war, Herzstark’s Curta Standard rapid resin from elegoo + stainless steel rod When making the 3:1 version woth FDM, I experimented with a lot filaments (PETG, CF reinforced PETG etc), none of them are better then vanilla PLA PE6502 is a Apple 1 style Build-Yourself kit computer. de' and ‘curta. McDonnell Douglas Machining Hardness Rule (Back) by Brian Bartholomew I’ve just started work on assembling the VT132, a DEC VT100 compatible terminal. Lietz Co. Buy Curta and get the best deals at the lowest prices on eBay! Great Savings & Free Delivery / Collection on many items It features the Curta Model 1 Calculator. S/N# 24655 This kit belonged to Steve Vick's Father. Curta Calculators. Was: EUR 268. 9 + ^ S & *] w. It is an essential element in any Curta collection. I built this one because I noticed that infill in small areas on the gMax could send a lot of vibration through the printer as the bed moved back and forth quickly on the y-axis. I started this project because shortly after building my first 3D Printer I found a Youtube video describing the Curta and how it works and got fascinated with the device. As such, it should run all the programs made for the Apple 1 and the replicas. More details concerning the Pascaline can be found on the Internet. Shop now for fast shipping and easy returns! Explore a wide range of our Curta Calculator Replica selection. 45 8% off. For additional questions and help, please join us on The Curta Calculator simulation is a 3D re-creation of the original portable mechanical calculator, invented by Curt Herzstark. A 3d printed curta computer can't be built? The curta calculator is a marvel of engineering and a favorite of collectors. Explore a wide range of our Curta Calculator Type II selection. Sponsored. I got the standalone board, but there is also a version as an add-on board for the RC2104 computer. When I realized how expensive they are today (they are collector's items), I decided that I would build the calculator with my 3D printer. he was imprisoned before he could finish it. It was influenced by the original Apple 1 and some of the replicas built by the enthusiasts. There are several beautiful animations on the web, and a registry of current owners. The assembly video should also help. The top is an earlier example, as indicated by the dome-shaped crank handle. Get the best deals for Curta Calculator Replica at eBay. $2,198. He and my mother used it extensively throughout the late 60's, 70's, 80's & 90's on Time-Speed-Distance rallys until they bought a dash mounted rally computer. His dad worked for the A. While imprisoned in Buchenwald concentration camp in World War II, Curt Herzstark refined his pre-war design of a calculator featuring a modified version of Leibniz’s stepped drum. What I particularly like about the kit is that it has both Applesoft Lite and Integer BASIC built-in to the computer. Herzstark - Patent Art Poster: Basic - Amazon. For one the tolerances on 3D printing are not as tight as you'd like for a device like a Curta, which is why the example I'm aware of printed a replica at a much larger scale. Curta Handhelds. 74. After seeing a 3D printed Curta, I had a plan to make one as soon as I had an access to the 3D printer. Curta Mechanical Calculator University Type I # 34965 1950s & Case Vintage Works Your Complete Curta Portal, for information about Curta and Contina Mechanical Calculators. 97. The exquisite mechanism is still studied. Building a computer model, cooding the OOP structure to create the input and output devices, timing animation sequences, co-ordinating sound The Curta Calculator, 1:1 size, with turnable crank and clearing rings! This is not a functional calculator- the body is solid plastic and does not move. 61 shipping. Amounts shown in italicized text are for items listed in currency other than U. Having said this, the Curta's accuracy of 11 or 15 positions (depending on the model) meant that Instruction manual for the ‘Curta’. From 1948 to 1970, the company produced a total of around 140,000 units of the calculator that bore its designer’s name. Many of them survive today and are available for sale in Invented by Austrian engineer Curt Herzstark, a survivor of the Buchenwald Nazi concentration camp, the ingenious device was the world’s first hand-held calculator (previous desktop models were too heavy to carry around). ebticu vsgv wnbatjb cdya uzblq prdh qjhtyh xewu wtcokby uhql etam yfh pjov ebzb pjbsd