# Ep005: Undead Lightbulbs, Home Chemistry, and the Strength of 3D Printing

- Show: [Hackaday Podcast](https://hardwarepodcasts.com/podcast/hackaday-podcast)
- Published: 2019-02-08
- Length: 47m
- Page: https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-02-08-ep005-undead-lightbulbs-home-chemistry-and-the-strength-of-3d-printing
- Listen: https://hackaday.libsyn.com/ep005-undead-lightbulbs-home-chemistry-and-the-strength-of-3d-printing

## Summary

Hackaday editors Mike Szczys and Elliot Williams discuss a range of hardware hacks, including an ESP32-based VGA display by Bitlooney and open-source LiDAR by Laser Developer. They analyze the decline in LED bulb lifespans, citing Ted Yapo's article on driver failures, and explore strengthening 3D prints via finite element analysis and non-planar layering by Moritz Walters. The episode also covers home chemistry for phosphorescent materials, blacksmithing, and the history of the V2 rocket.

## Chapters

- [0:02](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-02-08-ep005-undead-lightbulbs-home-chemistry-and-the-strength-of-3d-printing#t=2) Blue Pill Debugging and RC Hacks
- [8:15](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-02-08-ep005-undead-lightbulbs-home-chemistry-and-the-strength-of-3d-printing#t=495) ESP32 VGA Display and 3D Printing Strength
- [17:29](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-02-08-ep005-undead-lightbulbs-home-chemistry-and-the-strength-of-3d-printing#t=1049) Open Source LiDAR and Chromecast Volume Knob
- [24:59](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-02-08-ep005-undead-lightbulbs-home-chemistry-and-the-strength-of-3d-printing#t=1499) Home Chemistry, Laser Cutter Mods, and Automata
- [32:57](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-02-08-ep005-undead-lightbulbs-home-chemistry-and-the-strength-of-3d-printing#t=1977) V2 Rocket History and LED Light Bulb Lifespan

## Topics

- [Microcontrollers & dev platforms](https://hardwarepodcasts.com/topic/microcontrollers-and-platforms)
- [Prototyping & iteration](https://hardwarepodcasts.com/topic/prototyping)
- [Debugging & failure analysis](https://hardwarepodcasts.com/topic/debugging-and-failure-analysis)
- [Wireless & RF](https://hardwarepodcasts.com/topic/wireless-and-rf)
- [Materials & manufacturing processes](https://hardwarepodcasts.com/topic/materials-and-processes)

## Most relevant to

makers and hobbyists

## Mentioned

- ESP32 (chip)
- Blue Pill (chip)
- STM32 (chip)
- ST-Link (tool)
- Chromecast (product)
- K40 (tool)
- V2 rocket (product)
- Bitlooney (other)
- Ted Yapo (other)
- Laser Developer (other)
- Moritz Walters (other)
- Fusion 360 (tool)

## Related episodes from other shows

- [220: Cascading Waterfall of Lights](https://hardwarepodcasts.com/podcast/embedded-fm/2017-10-27-220-cascading-waterfall-of-lights) (Embedded.fm)
- [Gnomic Gazumping Gobemouche](https://hardwarepodcasts.com/podcast/the-amp-hour/2012-05-07-gnomic-gazumping-gobemouche) (The Amp Hour)
- [Pneumatic Tubes, Straight To The Home](https://hardwarepodcasts.com/podcast/the-amp-hour/2024-01-22-pneumatic-tubes-straight-to-the-home) (The Amp Hour)
- [3 Cent Micros And 1000s of LEDs](https://hardwarepodcasts.com/podcast/the-amp-hour/2018-10-21-3-cent-micros-and-1000s-of-leds) (The Amp Hour)
- [350: The State of the Empire Is Good](https://hardwarepodcasts.com/podcast/embedded-fm/2020-11-06-350-the-state-of-the-empire-is-good) (Embedded.fm)

## Citing this page

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