Ultra-Low Power, Energy Harvesting Battery Charger

Ultra-Low Power, Energy Harvesting Battery Charger

This half-inch sq. ultra-low power energy harvesting LiPo cell charger by [Kris Winer] makes use of a low voltage photo voltaic panel to prime up a small lithium-polymer cell, which collectively can be utilized as the only real energy supply for initiatives. It’s useful sufficient that [Kris] makes use of them for his personal initiatives and […]

This Smart Pill Uses A Stomach Acid Battery

This Smart Pill Uses A Stomach Acid Battery

[Curt White] is engaged on a smart pill whose copper-zinc battery will use his own stomach acid as the electrolyte. It’s not that uncommon of an concept, MIT examined the same strategy in a pig. It’s additionally higher than utilizing lithium ion batteries, one thing we covered in this PSA. Smartpill circuit diagram His start […]

DIY Socket for Prosthetics Contains Power Supply, Charger

DIY Socket for Prosthetics Contains Power Supply, Charger

Innovation in prosthetics is open to anybody trying to improve the standard of life, however there’s a side of it that’s generally under-served. The DIY Prosthetic Socket entry to the Hackaday Prize is all in regards to the basis of a helpful prosthesis: a customized, form-fitting, and efficient socket with a helpful interface for attaching different . While […]

A Flashlight Powered by Your Hot Little Hands

A Flashlight Powered by Your Hot Little Hands

We are smack-dab in the midst of our Energy Harvesting Challenge, and [wasimashu] might need this one within the palm of his hand. Imagine a compact flashlight that doesn’t want batteries or bulbs. You’d purchase a 10-pack and stash them in every single place, proper? If there’s nothing that can leak or break or expire […]

Nonpareil RPN HP-41 Calculator Build

Nonpareil RPN HP-41 Calculator Build

The early HP Reverse Polish Notation calculators have a particular place within the hearts of engineers and tinkerers as there are many tasks involving them. They haven’t been produced in many years, however [Chris Chung] has used some open supply code to create DIY hardware version of the HP-41 Reverse Polish Notation (RPN) calculator. The […]

Roboshield Helps Your Robot Walk and Talk

Roboshield Helps Your Robot Walk and Talk

The pleasure of constructing robots comes from with the ability to imbue them with as a lot or as little character and performance as you would like through the design and construct course of. While artistic aptitude and originality is all the time a superb factor, there’s loads of primary wants many robots have in […]

Video Quick-Bit: The Things That Move Robots

Video Quick-Bit: The Things That Move Robots

Magenta Strongheart returns for a look at some of the coolest robotic entries from this yr’s Hackaday Prize. Each of those answered the problem for modular designs that can assist supercharge new robotic tasks. We assume that low cost and plentiful motor designs are poised to revolutionize robotics and a number of other of the […]

Raspberry Pi Zero Stepper Driver, First of Many Modules

Raspberry Pi Zero Stepper Driver, First of Many Modules

The Raspberry Pi typically (and the Zero W mannequin particularly) are great items of , however they’re not fully plug-and-play with regards to embedded functions. The consumer is on the hook for issues like offering a regulated energy supply, an OS, and being conscious of correct shutdown and ESD precautions. Still, the capabilities make it […]

DEXTER Has the Precision To Get The Job Done

DEXTER Has the Precision To Get The Job Done

Robotic arms – they’re helpful, a key a part of our fashionable manufacturing financial system, and can be charming below the proper circumstances. But above all, they’re prized for with the ability to undertake advanced duties repeatedly and in a extremely exact method. Delivering on all counts is DEXTER, an open-source 5-axis robotic arm with […]

xLIDAR Is A Merry-Go-Round Of Time-Of-Flight Sensors

xLIDAR Is A Merry-Go-Round Of Time-Of-Flight Sensors

[JRodrigo]’s xLIDAR project is a type of concepts that appeared so attractively workable that it went on to a PCB prototype with out doing a lot stopping alongside the best way. The idea was to mount a trio of outward-facing VL53L0X distance sensors to a small PCB disk, after which flip that disk with a motor […]