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Author Archives: admin
Making a Soap Bubble Glider
Link ViralVideoLab shows off a 3D-printed glider which is able to remain airborne when its frame is covered with a film of water and dish soap. The surface tension creates a temporary wing covering and provides the proper amount of … Continue reading
The Armchat LoRa communicator – based on the Raspberry Pi Pico Picomputer #CircuitPython @bobricius
Peter Bobrovsky Misenko (@bobricius) is creating Armachat, a “doomsday” wireless messenger with LoRa radio reception. The latest versions are based on the Picomputer form factor, based on Raspberry Pi Pico RP2040 and LoRa RFM95 radio module. CircuitPython user interface quick … Continue reading
Autonomous Drone Dodges Obstacles Without GPS
If you’re [Nick Rehm], you want a drone that can plan its own routes even at low altitudes with unplanned obstacles blocking its way. (Video, embedded below.) And or course, you build it from scratch. Why? Getting a drone that … Continue reading
Oceanus Brass Sailor’s Compass
| Pledge This elegant and practical navigational instrument from Oceanus Brass is machined from solid brass. It has a smoothly turning face dial and a protective cover that attaches securely with threads. Its oil-filled capsule ensures the pointer won’t stick, and … Continue reading
A Sunrise Lamp of Astounding Blinkiness Run by a Raspberry Pi #piday #raspberrypi @Raspberry_Pi
It’s getting dark far too early in a lot of places in this hemisphere. Here’s a project that may help wake up for these short winter days — via eStuffz The basic idea is simple. Recreate a sunset with light … Continue reading
Drawing Robot Creates Portraits Using Pen, Paper and Algorithms
Although the market for hand-drawn portraits largely collapsed following the invention of photography, there’s something magical about watching an artist create a lifelike image using nothing but a pencil, some paper, and their fine motor skills. Watching a machine do … Continue reading
BetaFPV F4 1S ELRS 5A AIO with ExpressLRS
BetaFPV has released the F4 1S AIO whoop flight controller with integrated ExpressLRS receiver. This board is designed for whoop type quads, has vertically mounted micro USB port, solderable connector sockets for motors and minimalistic footprint. BetaFPV F4 1S ELRS … Continue reading
The tiniest Pi Pico powered keypad – The Micro Gherkin #CircuitPython #Keyboards
The Micro Gherkin is billed as the tiniest Pi Pico powered keypad. Both the switches and the Pi Pico are surface mounted, back to back. The 30 switches were selected from the jlcpcb.com SMT parts inventory. I had 5 boards made … Continue reading
G10 is the 3D Print Surface You Crave
Print surfaces have been a major part of 3D printer development and experimentation since the beginning. [Makers Muse] has been experimenting with G10, a cheap high-pressure fiberglass laminate, and found that it’s an excellent candidate for most of your FDM … Continue reading
Minipresso NS Portable Espresso Machine
| Buy Wacaco’s portable coffee machine is compatible with Nespresso capsules, so you can enjoy delicious espresso drinks even when you’re camping. Just add hot water to its tank, unlock its piston, and pump for espresso perfection, complete with that smooth … Continue reading