Embedded.fm · 15 May 2025 · 1h 20m · Episode 501
Dr. Meredith Palmer, a conservation scientist at Yale University, and Akiba, an embedded engineer from FreakLabs.org, discuss the development and deployment of the BoomBox, a custom device that triggers predator sounds via camera traps to study the 'landscape of fear' in African wildlife. They detail the engineering challenges of building rugged, low-power hardware for harsh field conditions, the necessity of cheap and accessible technology for ecologists with limited budgets, and the shift from anecdotal observation to large-scale data collection. The conversation also covers the practicalities of deploying sensor networks in remote areas, the limitations of edge AI due to power constraints, and the importance of citizen science platforms like Snapshot Safari for processing massive volumes of camera trap data.
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Hackaday editors Elliot Williams and Dan Maloney review a diverse range of hardware hacks, including Ian Charnas's Wile E. Coyote-style jetpack, Christina Panos's waterslide decal keyboard, and Nicola Rachin's Doom-running IKEA smart bulb. They also discuss Rhizotope's radioactive rhino conservation project, Conrad Zuse's Z3 computer history, and various radio and 3D printing hacks.
Griffin Cherry, Founder and CEO of Planet.Tech, explains how his company captures methane from cow respiration using a wearable halter and nose piece system that stores gas in a backpack for later extraction during milking. He details the engineering challenges of designing durable, cow-proof hardware for 1,600-pound animals and the business model of providing farmers with new revenue streams to offset chronic unprofitability. Cherry discusses the transition from roofing sales to climate tech, highlighting the importance of rapid prototyping with 3D printing and off-the-shelf components to achieve a functional MVP quickly. The episode covers the technical validation of capture efficiency, the economic potential of selling pipeline-quality renewable natural gas, and the company's vision to become a platform for solving planetary-scale climate problems.
Wayne Frick of ChirpSounds discusses the development of his wireless, weatherproof bird feeder microphone, which streams audio to indoor speakers for backyard bird watchers. He details the challenges of transitioning from 3D printed prototypes to injection molding, including structural failures and noise issues, and explains how he validated the product's 'acorn' design with early testers. Frick also shares lessons on avoiding feature creep, the importance of mentorship through the Hardware Academy and SCORE, and the pitfalls of underestimating engineering costs.
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