beeforporkNov 2025Recommends
Maybe have a look at the Curta for inspiration of a mechanical calculator. There's a 3D printable version of it. ▶ this video [link]
in “Designing a Mechanical Calculator” · View on HN
The 3D-Printed Curta Calculator
The 3D-Printed Curta Calculator on HackerTube: recommended by 2 Hacker News commenters across 2 separate months, 2017–2025.
Adam Savage’s Tested
Open on YouTubedemo · evergreen
Adam Savage shows off his collection of analog calculators, ending with a 3D-printed, scaled reproduction of the Curta mechanical calculator built by Marcus Wu. The video examines the replica and the engineering behind it.
Why Hacker News recommends it
Linked whenever the Curta or mechanical calculators come up, as a look at a working 3D-printed version.
- people recommended it
- 2
- separate months
- 2
- strong recommendations
- 0
- discussed on HN
- 2017–2025
“Adam unboxes his 3D-printed Curta on YouTube at”
What HN commenters said
3 Hacker News comments link this video. Each one links back to its thread.
function_sevenOct 2018Recommends
I'm sure you've seen this already, but if not: ▶ this video A 3:1 scale replica of the Curta, 3D printed.
in “The Slide Rule” · View on HN
jshprentzDec 2017Cites it
Marcus Wu designed, 3D-printed, and assembled a 3x scale working Curta calculator. He shared his models and progress on Thingverse at [link] His YouTube channel includes many videos of the development, assembly, and operation of his calculator. Watch a short demonstration at [link] Adam Savage commissioned Marcus to build a copy. Adam unboxes his 3D-printed Curta on YouTube at ▶ this video
in “ReCurta: Our goal is to build the first Curta calculator since 1972” · View on HN
Topics & tags
3D printing, CNC & maker projectsMechanical & precision engineeringHistory of computingcurta3d printinganalog calculatorsadam savagemaker