# \#3d-printing

**URL:** https://scanalyst.fourmilab.ch/tag/3d-printing/1418.md

[Latest](https://scanalyst.fourmilab.ch/latest.md) · [Categories](https://scanalyst.fourmilab.ch/categories.md) · [Tags](https://scanalyst.fourmilab.ch/tags.md)

---

## [Manufacturing Rocket Engines with 3D Printing](https://scanalyst.fourmilab.ch/t/manufacturing-rocket-engines-with-3d-printing/3879)

<div class="topic-metadata">

**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\
**Replies:** 0\
**Last updated:** [18 October 2023 14:02 UTC](https://scanalyst.fourmilab.ch/t/manufacturing-rocket-engines-with-3d-printing/3879 "2023-10-18T14:02:39Z")

</div>

Production of rocket engines has traditionally been a labour-intensive process, resulting in very high unit costs. The thrust chamber of the Saturn V’s F1 first stage engine was composed of individual tube…

---

## [Finally—Make Your Own Aztec Death Whistle](https://scanalyst.fourmilab.ch/t/finally-make-your-own-aztec-death-whistle/3778)

<div class="topic-metadata">

**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\
**Replies:** 1\
**Last updated:** [25 September 2023 01:59 UTC](https://scanalyst.fourmilab.ch/t/finally-make-your-own-aztec-death-whistle/3778 "2023-09-25T01:59:38Z")

</div>

Here is more on the Aztec Death Whistle. This is a research paper from the \*International Journal of Engineering Trends on Technology” on why it’s so disturbing, “A Study on the Similarity between the Stra…

---

## [Homebrewing a 3D Space Mouse for Autodesk Fusion 360](https://scanalyst.fourmilab.ch/t/homebrewing-a-3d-space-mouse-for-autodesk-fusion-360/3357)

<div class="topic-metadata">

**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\
**Replies:** 1\
**Last updated:** [24 June 2023 17:25 UTC](https://scanalyst.fourmilab.ch/t/homebrewing-a-3d-space-mouse-for-autodesk-fusion-360/3357 "2023-06-24T17:25:25Z")

</div>

STL files for the components and code for the drivers are posted on GitHub. The magnetometer used to sense 3D position with respect to a fixed magnet is the Adafruit TLV493D Triple-Axis Magnetometer, which…

---

## [Rehearsing Robotic Surgery with a 3D Printed Abdomen](https://scanalyst.fourmilab.ch/t/rehearsing-robotic-surgery-with-a-3d-printed-abdomen/2513)

<div class="topic-metadata">

**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\
**Replies:** 1\
**Last updated:** [28 December 2022 12:42 UTC](https://scanalyst.fourmilab.ch/t/rehearsing-robotic-surgery-with-a-3d-printed-abdomen/2513 "2022-12-28T12:42:25Z")

</div>

---

## [Square Gears!](https://scanalyst.fourmilab.ch/t/square-gears/1217)

<div class="topic-metadata">

**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\
**Replies:** 0\
**Last updated:** [18 April 2022 12:29 UTC](https://scanalyst.fourmilab.ch/t/square-gears/1217 "2022-04-18T12:29:12Z")

</div>

---

## [Relativity Space—3D Printing an Orbital Launcher](https://scanalyst.fourmilab.ch/t/relativity-space-3d-printing-an-orbital-launcher/1126)

<div class="topic-metadata">

**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\
**Replies:** 0\
**Last updated:** [31 March 2022 11:17 UTC](https://scanalyst.fourmilab.ch/t/relativity-space-3d-printing-an-orbital-launcher/1126 "2022-03-31T11:17:12Z")

</div>

Relativity Space is preparing its Terran 1 two stage orbital launcher for an initial test flight later in 2022. The rocket and its methane/LOX engines are fabricated almost entirely by additive manufacturin…

---

## [OpenSCAD Comes to the Browser](https://scanalyst.fourmilab.ch/t/openscad-comes-to-the-browser/1030)

<div class="topic-metadata">

**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\
**Replies:** 0\
**Last updated:** [14 March 2022 14:04 UTC](https://scanalyst.fourmilab.ch/t/openscad-comes-to-the-browser/1030 "2022-03-14T14:04:11Z")

</div>

OpenSCAD is a parametic modelling package which allows creation of three-dimensional models of objects to be built from primitives (boxes, spheres, cylinders, etc.) with constructive solid geometry. The package is free …