Collaborate Disseminate
If you enjoy old military hardware, you probably know that Harris made quite a few heavy-duty pieces of radio gear. [K6YIC] picked up a nice example: the Harris RF-130 URT-23. …read more Continue reading Reactivating a Harris RF-130 URT-23 Transmitter
Do you ever wonder why your PCB maker uses Gerber files? It doesn’t have to do with baby food. Gerber was the company that introduced photoplotting. Early machines used a …read more Continue reading Photoplotting PCBs with a 3D Printer
One of the interesting features of the 8086 back in 1978 was the provision for “string” instructions. These took the form of prefixes that would repeat the next instruction a …read more Continue reading String Operations the Hard(ware) Way
If you have a Raspberry Pi connected to an LED matrix, you might think about creating a simple oscilloscope. Of course, the Pi isn’t really well-suited for that and neither …read more Continue reading Building the OhSillyScope
The bane of 3D printing is what people commonly call bed leveling. The name is a bit of a misnomer since you aren’t actually getting the bed level but making …read more Continue reading Fast Scanning Bed Leveling
Hackaday readers might know [Victor Scheinman] as the pioneer who built some of the first practical robot arms. But what was a kid like that doing in high school? Thanks …read more Continue reading Retrotechtacular: Voice Controlled Typewriter Science Project in 1958
We aren’t sure if it qualifies as fluidic logic, but [Steve Mould] was inspired by a simulation of water flowing through a maze and decided to build some actual mazes …read more Continue reading Finding Paths with Water is A-Mazing
When we first saw this 1944 US Office of Education film about hand soldering, we figured it might still have some good information. Well, perhaps it does, but the 1944 …read more Continue reading Retrotechtacular: Solder Like its 1944!
In 1996, the 3Dfx VooDoo VGA chipset changed computer graphics forever. Because of the high cost of memory, most of the boards had only 4 MB of memory — which …read more Continue reading Upgrade Your Voodoo with More Memory
There are projects you create to share with the world, but there are also those you do just because you want something for yourself. Lucky for us, [Dietrich-L]’s 30-year-long project …read more Continue reading CP/M 6502-Style