The General Process of Laser EngravingLaser engraving is a popular method of customization that uses laser technology to etch images or text onto various materials. This process has been around for quite some time now and is used in everything from jewelry...
Ready to bring your crafting ideas to life with Cricut? If you have been looking for the top rated Cricut machine that is beloved worldwide for its exceptional crafting capabilities, look no further. Welcome to my ultimate guide, where I will not only...
Discussion with @Ted Yapo and @jaromir.sukuba over at one of my project's logs wound 'round to the concept of level-shifting for various CMOS voltage-supplies and TTL... and it got me thinking. The basic gist of that conversation was: 3.3V CMOS outputs...
A temperature controller is a device used to hold a desired temperature at a specified value. The simplest example of a temperature controller is a common thermostat found in homes. For instance, a hot water heater uses a thermostat to control the temperature...
Are you intending to create a modest, useful project, such as a chiptune, a digital alarm clock, or a smartwatch? Why just these? You could come up with a lot more. And, of course, you want your work to be as little as possible so that it not only appears...
Originally published in 2012. I picked up a set of 10 Sure Electronics 8x8 red/green LED matrices for about $13 on eBay. I figured I could build an Arduino-powered 24x24 LED sign to show messages, run Conway’s Game of Life, and play simple games, and...
Long time ago it all started with me trying to find new keyboard. After couple of weeks browsing through every possible manufacturer I got an idea: "How hard it can be to build my own keyboard! It's just few buttons connected to microcontroller, I'll...
With the Demand of Drones increasing day by day, the protection of drones has also become important. Drone frame is one of the important component of a Drone. The structure that holds all the components together. One of the most important...
tl;dr: Use the pin-invert function on an FT232 to read an S.BUS stream into a PC without needing extra components to invert the signal. Thereby, take the S.BUS output of an R/C Tx/Rx and pipe it straight into vJoySerialFeeder which parses...
Every published circuit board has a selected characteristic for one of a kind packages and digital gadgets. Most of those digital packages require excessive thermal growth residences. One PCB that gives lesser sign loss and better frequency distribution...
Happy bloody new year. In my last post, I mentioned that I was trying some new things. My long-gestating fan controller (Windy) finally taking physical form is exciting (if maybe a little slow), but I've got some other things on my plate that I'd like...
Programming 2764 EPROM with a Mega2560, SD card reader and 5-12V Buck converter If you have ever wondered what it would be like to have a real retro -computer-nerd experience, then maybe programming EPROMs will fit the bill for you. Since the late 60's...
The battery in my Lenovo laptop were slowly losing charge. Remaining capacity was 69% (good score after 2,5 years) but I need the really long battery time while travelling. The battery statistics according to Lenovo power utility:So, I bought some...
See current entries: sci-fi-contest tagEntry Deadline: 12:00:00am PDT on 4/29/14Let’s face it… you want an excuse to build something cool. In addition to the notoriety of winning a Hackaday contest, we have a number of very respectable prizes this...