# Ep003: Igloos, Lidar, and the Blinking LED of RF Hacking

- Show: [Hackaday Podcast](https://hardwarepodcasts.com/podcast/hackaday-podcast)
- Published: 2019-01-24
- Length: 48m
- Page: https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-01-24-ep003-igloos-lidar-and-the-blinking-led-of-rf-hacking
- Listen: https://hackaday.libsyn.com/ep003-igloos-lidar-and-the-blinking-led-of-rf-hacking

## Summary

Hackaday editors Mike and Elliot Williams discuss a range of hardware hacks, including Elliot’s construction of a 7-foot igloo and Brian Benchoff’s color art using an Image Writer 2 matrix printer. They explore low-cost LIDAR modules and passive RFID sensor research by Brian McAvoy, which involves cutting tag antennas to add sensors. The conversation also covers RF hacking of 433 MHz devices using RTLSDR and cheap transceivers, alongside software tools like SOX and FFmpeg for audio processing.

## Chapters

- [0:01](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-01-24-ep003-igloos-lidar-and-the-blinking-led-of-rf-hacking#t=1) Introduction: Igloo Construction and Snowblower
- [2:31](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-01-24-ep003-igloos-lidar-and-the-blinking-led-of-rf-hacking#t=151) Color Art with Image Writer 2 Matrix Printer
- [4:50](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-01-24-ep003-igloos-lidar-and-the-blinking-led-of-rf-hacking#t=290) Low-Cost LIDAR Modules and Open Source Scanners
- [8:22](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-01-24-ep003-igloos-lidar-and-the-blinking-led-of-rf-hacking#t=502) Audio Processing with SOX and FFmpeg
- [13:36](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-01-24-ep003-igloos-lidar-and-the-blinking-led-of-rf-hacking#t=816) Passive RFID Sensor Research and Long Range
- [17:28](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-01-24-ep003-igloos-lidar-and-the-blinking-led-of-rf-hacking#t=1048) Hacking 433 MHz Radio Devices with RTLSDR
- [25:07](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-01-24-ep003-igloos-lidar-and-the-blinking-led-of-rf-hacking#t=1507) Circuit Sculpture and Long-Running Machines
- [28:14](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-01-24-ep003-igloos-lidar-and-the-blinking-led-of-rf-hacking#t=1694) Carbon Fiber Wrapping Machine and Bubble Iris
- [34:52](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-01-24-ep003-igloos-lidar-and-the-blinking-led-of-rf-hacking#t=2092) Sharp Color CRT Display and Analog Scope Envy
- [41:30](https://hardwarepodcasts.com/podcast/hackaday-podcast/2019-01-24-ep003-igloos-lidar-and-the-blinking-led-of-rf-hacking#t=2490) Gmail Scripting and Embedded File Systems

## Topics

- [Wireless & RF](https://hardwarepodcasts.com/topic/wireless-and-rf)
- [Materials & manufacturing processes](https://hardwarepodcasts.com/topic/materials-and-processes)
- [Mechanical engineering](https://hardwarepodcasts.com/topic/mechanical-engineering)
- [Embedded firmware](https://hardwarepodcasts.com/topic/embedded-firmware)
- [EDA & CAD tools](https://hardwarepodcasts.com/topic/eda-and-cad-tools)
- [Industrial & consumer product design](https://hardwarepodcasts.com/topic/industrial-design)

## Most relevant to

makers and hobbyists

## Mentioned

- Hackaday (company)
- Image Writer 2 (product)
- LIDAR (product)
- SOX (tool)
- FFmpeg (tool)
- RTLSDR (tool)
- Raspberry Pi (product)
- Tektronix (company)

## Related episodes from other shows

- ["Impedance Matching" With Charvat And Ossmann - Recurring RF Remontados](https://hardwarepodcasts.com/podcast/the-amp-hour/2014-09-03-impedance-matching-with-charvat-and-ossmann-recurring-rf-remontados) (The Amp Hour)
- [012 - Cheese vs. SDR](https://hardwarepodcasts.com/podcast/unnamed-reverse-engineering-podcast/2018-06-29-012-cheese-vs-sdr) (Unnamed Reverse Engineering Podcast)
- [053 - It's Hammer Time!](https://hardwarepodcasts.com/podcast/unnamed-reverse-engineering-podcast/2021-12-16-053-its-hammer-time) (Unnamed Reverse Engineering Podcast)
- [015 - Updates!](https://hardwarepodcasts.com/podcast/unnamed-reverse-engineering-podcast/2018-08-30-015-updates) (Unnamed Reverse Engineering Podcast)
- [023 - Magic Moonbeams](https://hardwarepodcasts.com/podcast/unnamed-reverse-engineering-podcast/2019-07-08-023-magic-moonbeams) (Unnamed Reverse Engineering Podcast)

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