# Ep066: The Audio Overdub Episode; Tape Loop Scratcher, Typewriter Simulator, and Relay Adder

- Show: [Hackaday Podcast](https://hardwarepodcasts.com/podcast/hackaday-podcast)
- Published: 2020-05-08
- Length: 51m
- Page: https://hardwarepodcasts.com/podcast/hackaday-podcast/2020-05-08-ep066-the-audio-overdub-episode-tape-loop-scratcher-typewriter-simulator-and-rel
- Listen: https://hackaday.libsyn.com/ep066-the-audio-overdub-episode-tape-loop-scratcher-typewriter-simulator-and-relay-adder

## Summary

Hackaday editors Mike Szczys and Elliot Williams review a week of hardware hacks, highlighting Jeremy Bell's tape-loop scratcher, Dan Maloney's solenoid typewriter simulator, and Nakazoto's 10-bit relay adder. They also discuss the Raspberry Pi Foundation's new high-resolution camera module, Mark Rehorst's smartphone time-lapse hack, and Mirko Pavlewski's DIY smartphone-based metal detector. The episode concludes with commentary on the decline of manual transmissions and the mechanics of mRNA vaccines.

## Chapters

- [0:01](https://hardwarepodcasts.com/podcast/hackaday-podcast/2020-05-08-ep066-the-audio-overdub-episode-tape-loop-scratcher-typewriter-simulator-and-rel#t=1) Introduction and Raspberry Pi Camera News
- [6:57](https://hardwarepodcasts.com/podcast/hackaday-podcast/2020-05-08-ep066-the-audio-overdub-episode-tape-loop-scratcher-typewriter-simulator-and-rel#t=417) IR Remote Hack and Smartphone Metal Detector
- [10:54](https://hardwarepodcasts.com/podcast/hackaday-podcast/2020-05-08-ep066-the-audio-overdub-episode-tape-loop-scratcher-typewriter-simulator-and-rel#t=654) Laptop Cyberdeck and Solenoid Typewriter
- [22:43](https://hardwarepodcasts.com/podcast/hackaday-podcast/2020-05-08-ep066-the-audio-overdub-episode-tape-loop-scratcher-typewriter-simulator-and-rel#t=1363) Tape Loop Scratcher and Relay Adder
- [32:52](https://hardwarepodcasts.com/podcast/hackaday-podcast/2020-05-08-ep066-the-audio-overdub-episode-tape-loop-scratcher-typewriter-simulator-and-rel#t=1972) Quick Hacks: VR Speakers, Sega Dumper, and Game Boy Console
- [38:07](https://hardwarepodcasts.com/podcast/hackaday-podcast/2020-05-08-ep066-the-audio-overdub-episode-tape-loop-scratcher-typewriter-simulator-and-rel#t=2287) Stick Shift Commentary and mRNA Vaccine Analysis

## Topics

- [Prototyping & iteration](https://hardwarepodcasts.com/topic/prototyping)
- [Microcontrollers & dev platforms](https://hardwarepodcasts.com/topic/microcontrollers-and-platforms)
- [Sensors & measurement in products](https://hardwarepodcasts.com/topic/sensors)
- [PCB design & layout](https://hardwarepodcasts.com/topic/pcb-design)
- [AI & machine learning](https://hardwarepodcasts.com/topic/ai-and-machine-learning)

## Most relevant to

makers and hobbyists

## Mentioned

- Raspberry Pi Foundation (company)
- AT Tiny 13 (chip)
- Ken Shirriff (other)
- Mirko Pavlewski (other)
- Jeremy Bell (other)
- Nakazoto (other)
- Valves VR (company)
- Bithead (other)
- Bug Taro (other)
- Lone Soul Surfer (other)
- Pixel Circuits (company)
- Christina Panos (other)
- Dan Maloney (other)

## Related episodes from other shows

- [Electromaker of the Month Winners, Maker Music Festival, and more!](https://hardwarepodcasts.com/podcast/the-electromaker-show/2022-03-10-electromaker-of-the-month-winners-maker-music-festival-and-more) (The Electromaker Show)
- [Hacked E-Paper Price Tags, Raspberry Pi MCU Dev HAT, Arduino Robot Arm, and More!](https://hardwarepodcasts.com/podcast/the-electromaker-show/2023-01-18-hacked-e-paper-price-tags-raspberry-pi-mcu-dev-hat-arduino-robot-arm-and-more) (The Electromaker Show)
- [Productive Pi Hacks, Amazing Arduino Inventions, New Hardware Galore!](https://hardwarepodcasts.com/podcast/the-electromaker-show/2023-07-27-productive-pi-hacks-amazing-arduino-inventions-new-hardware-galore) (The Electromaker Show)
- [Raspberry Pi 500, Robot Roadies, Huge 3d Printers and Car Hacking!](https://hardwarepodcasts.com/podcast/the-electromaker-show/2023-11-26-raspberry-pi-500-robot-roadies-huge-3d-printers-and-car-hacking) (The Electromaker Show)
- [1 Inch HDMI Second Screen, Retro Wall Art, and more!](https://hardwarepodcasts.com/podcast/the-electromaker-show/2022-04-06-1-inch-hdmi-second-screen-retro-wall-art-and-more) (The Electromaker Show)

## Citing this page

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