Collaborate Disseminate
Disk storage has exploded in the last 40 years. These days, even a terabyte drive is considered small. There is one downside, though. The more stuff you have, the harder …read more Continue reading Linux Fu: Where’s That Darn File?
If you mostly deal with DC current, you might not think much of root mean square or RMS measurements. Sure, you’ve seen meters that have “true RMS” settings, but what …read more Continue reading Need a Refresher on RMS?
You want to build a cluster of computers, but you need a high-speed network fabric that can connect anything to anything. Big bucks, right? [Fang-Pen] developed a 10 Gbps full-mesh …read more Continue reading $50 10Gbps Mesh Network uses USB4
Most people who read Hackaday have positive feelings about automation. (Notice we said most.) How many times have you been behind someone in a grocery store line waiting for them …read more Continue reading Ask Hackaday: Why Are Self-Checkouts Failing?
We are definitely spoiled these days in terms of Internet access. In much of the world gigabit speeds are common and even cheap plans are likely to be measured in …read more Continue reading Remembering ISDN
Crosley was a famous name in radio for more than one reason. The National VOA Museum of Broadcasting has a video telling [Powel Crosley Jr.’s] story, and the story behind …read more Continue reading How to Operate a 500KW Transmitter
[Mr Innovative] likes to keep his wire harnesses tidy, but it is a pain to neatly wrap cables. So, he automated the process using a combination of milled acrylic and …read more Continue reading Wiring Harness? That’s a Wrap!
We are spoiled with multimeters today. Even the cheapest meter you will get these days is almost surely digital with a tremendous input impedance. But a few decades ago, meters …read more Continue reading In Praise of Old Meters
If you aren’t old enough to remember, the title of this post refers to an old game show where contestants would try to name a tune using the fewest possible …read more Continue reading Linux Fu: Name That Tune
In the 2020s photocopiers are getting a bit exotic, although they are not gone yet. But these days, you are more likely to simply print multiple copies of a document. …read more Continue reading 19th Century Copy Machine: The Cyclostyle