The batteries that keep the box alive are two sets of 11.1 lipo taken from old notebooks(4400mAh each) in parallel, they can supply power for a long time .The protoBox supplies 12V, 3.3V and 5V(USB or connector).By the way, most of the connectors are...
Each unit is equipped with Geiger Muller tube „SBM-20“as adequately sensitive Gamma ray detector. These tubes are low cost and widely available as former USSR military surplus. Microcontroller inside unit, with accompanying developed firmware,...
Last year, when visiting my family back home in Holland, I also stopped by my grand-parents. My grand-father, now 93 years old, had always been a very active man. However, during the presceding couple of months, he'd gone almost completely blind and...
Shootable panels that change colors with every hit. LED-lit posts that change to your team's color when you capture them. LED-illuminated boxes that change colors as you activate them. A ceiling-mounted light that shows who is currently winning at a...
From the outside it looks like an ordinary compass in a box. There are no lights or buttons, its just a rotating needle that gives you information back.Behavior: If you open the lid, the needle starts rotating and indicates its searching for...
So I'm going to build a box, battery powered, doesn't need to run for long between charges, that finds and connects to wireless networks (open or I might try and use wepcrack to connect to WEP "secured" networks") and then tries to send "butts" to every...
The in-wall switch module has a custom PCB mounted inside a 3D printed shell, and includes a 120 VAC to 5 VDC switcher, a relay, and a Spark Core microcontroller with Wi-Fi. The prototype uses a mechanical switch for direct switching but the goal is...
Detailed Explanation:To begin with, I had to research how my truck unlocked the power doors. I thought it was a simple 12 V on a switch but I was definitely wrong. I found that it needed a “Negative Trigger” on a certain wire through a...
Automated Distiller v1 - July 2011 I discovered the cheap tabletop distillation unit that I purchased had a few design flaws. The most common problems being the circuit breaker failing and the heating element cracking. With the heating...
About My Bins Driver. If you don't have foot path front of your house , My bins driver will work perfectly for you . specially if your front yard is not suitable for you to roll the bins on it or if you got elderly parents that you may have to go to...
I have split up this build into 3 major sections for my Vector monitor. The deflection, the high voltage and the CRT. The deflection runs the CRT tubes yoke and controls the beam on the screen. It is comprised of 2 amplifiers and a spot kill circuit....
NOTE: Old Version of Project Details Found At: https://docs.google.com/document/d/15zJV8n_mmsi-2uBfyr8qPgzABSB5OiX3CfhfoaBXDTw/edit?usp=sharingAbstractHydroPWNics is an open source intelligent, connected, and autonomous hydroponic and dirt based garden...
Intro:This project all started after picking up an old end table at a garage sale for $5, I had been in the market for a table with interior dimensions that would provide enough space for a sixth barrel keg, a low profile coupler, a 2.5lb CO2 tank, CO2...
Once TrinKey is programmed and pin 1 is pulled HIGH, two randomly generated 32bit passwords are written into EEPROM. TrinKey then acts as a USB keyboard and whenever one of the buttons is pressed, the corresponding password is printed. So just select...