Why the LM741 Sucks
First of all, we’d like to give a big shout-out to [Afrotechmods]! After a long hiatus, he has returned to YouTube with an awesome new video all about op-amp characteristics, …read more Continue reading Why the LM741 Sucks
Author Archives: Alexander Rowsell
GNSS Reception with Clone SDR Board
We love seeing the incredible work many RF enthusiasts manage to pull off — they make it look so easy! Though RF can be tricky, it’s not quite the voodoo …read more Continue reading GNSS Reception with Clone SDR Board
New Release of Vision Basic: Hot New Features!
As the Commodore 64 ages, it seems to be taking on a second life. Case in point: Vision BASIC is a customized, special version of the BASIC programming language with …read more Continue reading New Release of Vision Basic: Hot New Features!
IBM’s 1969 Educational Computing
IBM got their PCs and PS/2 computers into schools in the 1980s and 1990s. We fondly remember educational games like Super Solvers: Treasure Mountain. However, IBM had been trying to …read more Continue reading IBM’s 1969 Educational Computing
CCFL Scanner Bulb Makes a Cool Desk Lamp
The bulbs inside scanners (before transitioning to LED, anyway) were cold cathode fluorescent tubes that emit a fairly wide bandwidth of light. They were purpose-built to produce a very specific …read more Continue reading CCFL Scanner Bulb Makes a Cool Desk Lamp
The Long, Slow Demise of DVD-RAM
While CDs were still fighting for market share against cassettes, and gaming consoles were just starting to switch over to CD from cartridge storage, optical media companies were already thinking …read more Continue reading The Long, Slow Demise of DVD-RAM
Hydrogen Generation with Seawater, Aluminum, and… Coffee?
A team at MIT led by [Professor Douglas Hart] has discovered a new, potentially revelatory method for the generation of hydrogen. Using seawater, pure aluminum, and components from coffee grounds, …read more Continue reading Hydrogen Generation with Seawater, Aluminum, and… Coffee?
Video Game Preservation – Stop Killing Games!
It’s been an ongoing issue for years now. People who buy video games, especially physical copies, expect to be able to play that game at their leisure, no matter how …read more Continue reading Video Game Preservation – Stop Killing Games!
The BAPPR Keeps Your Addressable LED System Cool
We all love a nice strip or grid of addressable LEDs. It can add flair or an artistic touch to many projects, and it can make gaming computers look extra …read more Continue reading The BAPPR Keeps Your Addressable LED System Cool
Photoresistor-based Single Pixel Camera
[Hugh] has been going back through episodes of the Hackaday podcast, and Elliot mentioned in episode 67 that it can often be inspiring to go back through the archives of …read more Continue reading Photoresistor-based Single Pixel Camera