Category Archives: Internet

What does everyone read?

Posted on February 18, 2016 by jwk

Other than Retrovoltage (obviously!), what are your favorite electronics and tech blogs? Leave a comment with what you’re reading these days!

Posted in Commentary, Internet | 1 Comment

Like Classic Receivers? Check Out This Blog

Posted on February 3, 2016 by jwk

If you’re reading this, you’re probably at least somewhat interested in vintage stereo gear, since that’s a huge amount of what I work on. There’s a lot of it out there! I just discovered a great new blog that showcases … Continue reading →

Posted in Commentary, Internet | Tagged , | 2 Comments

Hands On with the Antumbra Glow

Posted on October 2, 2015 by jwk

Remember a few years ago how Philips paired one of their flat-panel TVs with some image processing and colored glow tubes along the sides to make your video blend into the wall behind it? I was always fascinated by the … Continue reading →

Posted in Commentary, Computers, DIY, Electronics, Gadgets, Home, Internet, Toys | Tagged , , , , , | 2 Comments

T-Mobile’s WiFi Calling Not Quite Ready for Prime Time

Posted on August 3, 2015 by jwk

T-Mobile recently re-introduced Wifi Calling to their entire line-up of phones, and have made a pretty big deal about it. And on paper, I can see why – no more worrying about cellular dead zones, and you can take your … Continue reading →

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Want an Acer Chromebook? They’re really cheap right now on eBay.

Posted on July 24, 2015 by jwk

Back in June, I’d picked up an Acer Chromebook CB5-311 from Amazon. At the time, it was $377 for a pretty high-end machine with 12+ hours of battery life, a quad-core nVidia Tegra CPU and Kepler GPU with 4GB of RAM … Continue reading →

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Keurig 2.0 Hack: Make Any Coffee You Want

Posted on December 20, 2014 by jwk

I’m a bit late to the game for this particular trend on the Internet, but it’s definitely worth sharing. If you drink coffee in the mornings, you’ve probably heard of Keurig and their single-serving K-Cup style of brewing coffee. Pop … Continue reading →

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Stay Safe Out There [IT Safety and Security Practices]

Posted on November 17, 2014 by jwk

Just in time for the holiday shopping season, every single credit and debit card I own is being re-issued by the banks due to data breaches at retailers across the country. It’s my fault, really, for shopping at massive retailers … Continue reading →

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Project Epsilon: Linear Regulated Power Supply from Spare Parts

Posted on October 14, 2014 by jwk

Belgian engineering student Gert-Jan built a great looking, and functional, linear regulated power supply for a test bench from an old radio transformer and a handful of supporting parts. This is a pretty nice looking adaptation of the common LM317-based … Continue reading →

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New Blog Link: JM Radio

Posted on September 9, 2014 by jwk

I stumbled across this blog while browsing recently and just had to share. It’s similar to this one with more focus on transistor radios: JM Radio, based out of Indonesia. The author has quite a collection of transistor radios he’s … Continue reading →

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Important Note About “Heartbleed”

Posted on April 10, 2014 by jwk

This is a bit outside the normal repair shop posts you find here, but it’s important: A coding mistake that has existed for several years in one of the fundamental libraries used by about half of all servers on the Internet … Continue reading →

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