Over at Make: Online, the amazing Collin Cunningham has a new video to teach you practical electronics. This time, it's about perfboard prototyping and he shows you how to make a "rather unusual guitar effect."
When you think "DIY electronics," one of the first images that likely comes to mind is of parts and wire soldered to a standard piece of perforated circuit board -- and that makes sense. Perfboard is widely used because it's so versatile. Essentially, it's just a grid of potential solder-point connections. You can trim it down to just the size you need, or leave extra space for future enhancements, or revisions, if need be.
Whiskers are a fantastic natural sensor that enables cats, fish, seals, and many other animals to detect not just direct contact but even air flow indicating an approaching object. In a fascinating example of biomimicry, University of Queensland engineer Pauline Pounds and her colleagues have developed tiny whisker sensors for drones. According to the researchers, […]
Finnish company Valkee sells the HumanCharger, a pair of $150 earbuds with integrated LEDs to shine light into your ears. Their claim: This revolutionary device is for your well-being and channels bright light directly to the light-sensitive regions of the brain, right where it is needed the most. HumanCharger® can be used to increase energy […]
Who needs a holiday sale? Sometimes there’s no better time than the thick of summer to find deals. We should know – we’ve found ten deep discounts on some must-have items. Whether you’re searching for CBD edibles, exercise gear, chargers or other tech, take a look. But don’t look long – these prices aren’t likely […]
Heading abroad? Even if it’s just a short trip, there’s a lot to prepare for. Travel can be incredibly rewarding, but it can tricky to navigate different cultures and lodging arrangements – and even trickier to do it cheaply. Before you go shopping for suitcases, here’s our pick for a good first investment: The Ultimate […]
Fried foods are a weakness for many of us. There’s nothing quite like that extra crisp crackle on chicken, fries or onion rings. And for years, our arteries have been paying for the privilege. Lately, the air fryer has been a godsend for those who love the fried stuff but love their body too. If […]