Morse code can be daunting to learn when you’re new to the game, particularly if you need it to pass your desired radio license. However, these days, there are a great many tools to aid in ...

In these days of everything-streaming, it’s great to see an old school radio build. It’s even better when it’s not old-school at all, but packed full of modern ICs and driven by ...

Not all clamp meters are the same, and this video shows just that. In a recent teardown by [Kerry Wong], the new Fnirsi DMC-100 proves that affordable doesn’t mean boring. This 10,000-count ...

We’ve all made a few bad PCBs in our time. Sometimes they’re recoverable, and a few bodge wires will make ’em good. Sometimes they’re too far gone and we have to start ...

Dan Maloney and I were talking on the podcast about his memories of the old electronics magazines, and how they had some ...

Delay line memory is a technology from yesteryear, but it’s not been entirely forgotten. [P-Lab] has developed a demo board for delay-line memory, which shows how it worked in a very obvious ...

Brain-to-speech interfaces have been promising to help paralyzed individuals communicate for years. Unfortunately, many ...

We’ve all seen those cheap bench power supply units (PSUs) for sale online, promising specifications that would cost at least a hundred dollars or more if it were a name brand model. Just ...

One of the most basic problems with robotic arms and similar systems is keeping the weight down, as more weight requires a more rigid frame and stronger actuators. Cable-driven systems are a ...

While the COVID-19 pandemic wasn’t an experience anyone wants to repeat, infections disease experts like [Dr. Pardis Sabeti] ...

You know how it is. You’re all cozy in bed but not quite ready to doze off. You’re reading Hackaday (Hackaday is your go-to bedtime reading material, right?) or you’re ...

A common ratchet from your garage may work wonders for tightening hard to reach bolts on whatever everyday projects around ...