Incredible LoRa and 3d Printing Breakthroughs, Best SBCs for AI, and more!

The Electromaker Show · 4 Apr 2024 · 34m · Episode 140

What this episode covers

Host Ian discusses two breakthrough maker projects: Charles Law's (CNLohr) 'Lalra' LoRa transmission without a dedicated radio chip, and Green Boy 3D's affordable pellet extruder retrofit for 3D printers. He also reviews Robin Mitchell's guide to the best Single Board Computers (SBCs) for AI, covering boards like the Raspberry Pi 5, Nvidia Jetson Orin, and Arduino Portenta X8.

Mentioned

Products
Lalra, Raspberry Pi 5, Nvidia Jetson Orin, Arduino Portenta X8, Latte Panda, Udoo Bolt, BeagleBone AI 64, Up Squared Pro 7000
Chips
ESP8266, ESP32, CH32V003
Also
Charles Law, CNLohr, Green Boy 3D

Other shows on the same ground, closest first.

  • Hackaday Podcast · 1h 06m

    Ep 251: Pluto, Pinball, Speedy Surgery, and DIY GPS

    Hosts Elliot Williams and Dan Maloney review a diverse set of hardware hacks, including a DIY GPS receiver built from scratch by Leaning Tower, a Raspberry Pi-based system for localizing fireworks by Kim Hendrix, and a mechanical pinball logic analysis by Technology Connections. They also discuss a local AI tool by Justine Tunney for renaming images, a video feedback machine by David Blair, and a surgical efficiency model by Lewin Day. The episode concludes with a look at 2023 hardware trends, highlighting the rise of affordable PCBA services and faster 3D printing.

  • Hackaday Podcast · 1h 10m

    Ep 363: The History of PLA, Laser DIY PCBs, and Corporate Craziness

    Hosts Elliot Williams and Al Williams discuss a range of hardware hacks, including Vik Oliver's insights on the history of PLA filament and Mark News's DIY pressure advance measurement tool for 3D printers. They also cover Gangix's use of fiber lasers for high-resolution PCB fabrication, Anders Nielsen's low-cost Software Defined Radio (SDR), and the open-source graphics calculator built on an ESP32-S3. The episode concludes with long-form reviews of the failed CueCat barcode scanner and the rise and fall of Iomega's Zip Drive.

  • Hackaday Podcast · 39m

    Ep 211: Pocket Sundial, Origami Llama, PCB Spacemouse

    Hackaday editors Elliot Williams and Kristina Panos review a week of hardware hacks, including a strain-gauge-based 6DoF controller by Matthew Schubert, a 3D-printed shredder by Junus, and a high-speed bolt dispenser by Helmke. They also discuss Meta's open-source Llama large language model, a Bluetooth-enabled coffee grinder by Tech Dregs, and a $50 pen plotter by Arca. The episode concludes with commentary on the physicality of SIM cards versus eSIMs and the resurgence of vinyl records.

  • Hackaday Podcast · 1h 08m

    Ep 174: Breaking into the Nest, The Cheapest 3D Printer, A Spy in Your HDMI, and AI All Over the Place

    Hackaday editors Elliot Williams and Tom Nardi discuss recent community projects, including Robin Carey’s guide to designing PCBs with Ball Grid Array (BGA) components and Frederick’s successful exploitation of a buffer overflow in a Google Nest Hub using a Raspberry Pi Pico. They review the sub-$100 3D X13D printer as a novelty, examine the 'Nokia' project which repurposes a Nokia 1680 case for a Linux handheld, and analyze an HDMI firewall designed to prevent network infiltration via video projectors. The episode concludes with discussions on AI capabilities, specifically the Google LaMDA chatbot and AI-generated content, and the use of automotive alternators as motors in European 'Hacky Racer' competitions.

  • Hackaday Podcast · 1h 10m

    Ep 266: A Writer's Deck, Patching Your Battleship, and Fact-Checking the Eclipse

    Hosts Elliot Williams and Tom Nardi discuss a dual-gantry 3D printer by John Shone that uses independent XZ gantries for long prints, and a bespoke 'writer deck' by Uncoulis built around an ESP32 for distraction-free writing. They also cover a restored child's electric Jeep modified with an ESP32 and Ryobi batteries, and a vibratory rock tumbler by France using 3D printed springs. The episode concludes with a discussion on the reality of AI labor in systems like Amazon's Just Walk Out, citing Al Williams's article, and a guide by Aria on safely building and balancing lithium-ion battery packs.

The summary, chapters and topics are generated from the episode’s audio by this directory, not written by The Electromaker Show. The episode itself belongs to its publisher.