Category Archives: Commentary

Check Out LED Filament Light Bulbs: Classic Styling Meets High Efficiency

Posted on September 29, 2015 by jwk

I’ve been using CFL bulbs in most of my light fixtures for a number of years. They’re a pretty solid, mature technology by now and have a ton of benefits over classic incandescent and even “eco-friendly” halogen bulbs. Where a … Continue reading →

Posted in Commentary, Electronics, Gadgets | Tagged , | 3 Comments

Vintage Documentary: How Stereo Turntables Work

Posted on September 2, 2015 by jwk

Documentary Tube on YouTube has digitized an excellent early video documentary discussing the newest hi-fi invention of the time: stereo! In this 4-minute video, the narrator compares mono with stereo recordings on vinyl. Worth checking out!

Posted in Audio, Commentary, Electronics, Hi-Fi, Vintage | Tagged , , , , , , | Leave a comment

Adding Capture to a Vintage Scanning Electron Microscope

Posted on August 31, 2015 by jwk

Applied Science over at YouTube has a great video about adding a capture capabilities to a vintage scanning electron microscope, including some great videos of that instrument in action. Check it out:

Posted in Commentary, DIY, Electronics, Test Equipment | Tagged , , , | Leave a comment

New Test Equipment Day!

Posted on August 19, 2015 by jwk

I’ve added a new analysis system to my stereo bench…the Audio Precision System One. Amplifier measurements just got a whole lot more precise.

Posted in Commentary, Test Equipment, Tools, Toys | Leave a comment

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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Stereo Aficionados

Posted on July 25, 2015 by jwk
Posted in Audio, Commentary, Stereo | Tagged , , , , , | 1 Comment

Old rocker complains about new technology

Posted on July 15, 2015 by jwk

According to Rolling Stone, Neil Young is pulling his catalog from all streaming music services over complaints about the sound quality. I don’t see this impacting me personally since I don’t listen to him and indeed can’t even name a … Continue reading →

Posted in Audio, Commentary, Ideas, Music | Tagged , , , , , , , , , , , , | 8 Comments

Can you say high ESR? [dead cap]

Posted on June 11, 2015 by jwk

That’s right, 35 Ohms ESR. No surprise, every MIEC cap I’ve ever seen has been garbage.

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Speakers of Craigslist: June 3rd, 2015

Posted on June 3, 2015 by jwk

It’s back – the Speakers of Craigslist, a periodic round-up of what’s interesting on my local Craigslist these days. Sorry for the hiatus, putting these together is a bit of work! As always, I am not affiliated with any of … Continue reading →

Posted in Audio, Collections, Commentary, Speakers, Vintage | Tagged , , , , , , , , , , , , , | Leave a comment

Hands On with the new Acer Chromebook 13

Posted on June 2, 2015 by jwk

I was recently in the market for a new laptop to replace my aging ProBook 4415S. It was a middle of the road HP business laptop from 2009, and over the years I’d upgraded the RAM to 4GB and installed … Continue reading →

Posted in Commentary, Computers, Gadgets, Technology | Tagged , , , , , , , , | 2 Comments