Collaborate Disseminate
In the old days of the Internet, FTP was sufficient for downloading the occasional file. But with the widespread use of computer audio and video, it was easy to swamp …read more Continue reading BitTorrent for Language Models
With a UHF antenna, it is easy to rotate a directional antenna to find the bearing to a transmitter. But at HF, it is more common to use an array …read more Continue reading Cold War Listening Post Antennas
One of the best things about hanging around with other hackers is you hear about the little tricks they use for things like 3D printing. But with the Internet, you …read more Continue reading Advanced 3D Printing Tips
Some people take their coffee grinding seriously. So what do you do when the hot new grinders automatically weigh coffee, and yours doesn’t? Well, if you are like [Tech Dregs] …read more Continue reading Coffee Grinder Gets Bluetooth Weighing
You can find a lot of strange things inside IC packages. For example, the Dallas DS12885 and DS12887 real time clock “chips” were available in a large package with an …read more Continue reading Replacing a Clock IC’s Battery
Throughout history, visions of the future included human-looking robots. These days we have plenty of robots, but they don’t look like people. They look like disembodied arms, cars, and over-sized …read more Continue reading Robot Hand Looks and Acts Like the Real Thing
If we told you that a C preprocessor hack dated back to 1968, you’d be within your rights to remind us that C didn’t exist in 1968. However, assemblers with …read more Continue reading The X Macro: A Historic Preprocessor Hack
If you have a cheap laptop and you realize you can’t connect a second monitor to it, what do you do? Well, if you are [Pierre Couy], you grab a …read more Continue reading Raspberry Pi Adds Second Laptop Monitor
While you might think the military doesn’t have a sense of humor with names. Take the AN/MSQ-19 “automated tactical operations central” for example. (Video, embedded below.) But then, when you …read more Continue reading Retrotechtacular: Military Graphics in the 1960s
You’ve probably seen three-way bulbs. You know, the ones that can go dim or bright with each turn of a switch. [Brian Dipert] wondered how the LED version of these …read more Continue reading Three Way LED Bulb Gives Up Its Secrets