Monthly Archives: December 2014

Play Quake 1 on an Oscilloscope

Pekka Väänänen must have been bored over the holidays, as he came up with a fantastic and fascinating new use for an oscilloscope and a laptop: playing a round of Quake on his Hitachi V-422 scope in X-Y mode.   After … Continue reading

Posted in Computers, DIY, Electronics, Gadgets | Tagged , , , , , | 2 Comments

Watch a McIntosh Tube Amp Come to Life

Discovery’s How It’s Made shows us how a McIntosh vacuum tube audio amplifier comes to life: Definitely worth watching!

Posted in Audio, Commentary, Hi-Fi, Radios and Tubes, Stereo | Tagged , , , , , | Leave a comment

Merry Christmas from KF7LZE & Rain City Audio!

Season’s Greetings!

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

Pro Tip: Have a smart phone or tablet? Don’t forget a high current charger!

I wandered into T-Mobile on Black Friday looking to pick up a free signal booster for my apartment which gets rather poor reception most times, and came out with a lot more than I’d bargained for: for very nearly the … Continue reading

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Bose 901 Series 1 Active Equalizer #46453 Repair

Cross-posted from the Rain City Audio Repair Blog: Another Bose® 901 Series I Active Equalizer came through the ship, Serial #46453. It came in with a variety of issues, just not sounding like it used to, and the owner requested … Continue reading

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Keurig 2.0 Hack: Make Any Coffee You Want

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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Sony TA-5650 VFET Integrated Stereo Amplifier Overhaul

Cross-posted from the Rain City Audio Repair Blog: I recently got to work on a very interesting piece of vintage stereo gear from the golden age of hi-fi in the ’70s, the Sony TA-5650 VFET Integrated Stereo Amplifier. It’s a … Continue reading

Posted in Audio, Electronics, Hi-Fi, Projects, Vintage | Tagged , , , , , , , , , | 1 Comment