Tag Archives: stereo

“Won’t that ruin the vintage sound?”

Posted on March 16, 2016 by jwk

Audio as a hobby sits in an interesting place in the world. There are hard numbers and objective measurements made with lab equipment on one end, and on the other end you have the subjective and variable linguistic descriptions assigned … Continue reading →

Posted in Audio, Commentary, Electronics, Hi-Fi, Vintage | 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!

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1963 Fisher FM-100-B Stereo FM Tuner Overhaul

Posted on August 9, 2015 by jwk

Cross-posted from the Rain City Audio repair blog: Something a bit unusual came through the shop recently, an old tube-type Fisher FM-100-B Stereo FM tuner. Anyone who knows classic tube audio knows Fisher, and the FM-100-B sure lives up to … Continue reading →

Posted in Audio, Electronics, Radios and Tubes, Stereo, Vintage | Tagged , , , , , | 3 Comments

Stereo Aficionados

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

Marantz 2270 Stereophonic Receiver Overhaul and Adjustment

Posted on May 26, 2015 by jwk

Cross-posted from the Rain City Audio Repair Blog: I recently got to work on another iconic piece of hi-fi history, the Marantz 2270 stereo receiver. I’ve had this model through my shop before, as well as a couple of other … Continue reading →

Posted in Audio, Electronics, Hi-Fi, Projects, Stereo, Vintage | Tagged , , , , , | 3 Comments

Harman-Kardon Citation 17S Pre-Amplifier Refurbishing

Posted on January 2, 2015 by jwk

Cross-posted from the Rain City Audio Repair Blog: I recently got to work on a Harman-Kardon Citation 17S pre-amplifier. Vintage HK gear is some of my favorite to work on: it’s robust, reliable, and built to be easy to service. … Continue reading →

Posted in Audio, Projects, Stereo, Vintage | Tagged , , , , , , , , | 1 Comment

Harman/Kardon Control Amplifier A-401 Restoration

Posted on November 19, 2014 by jwk

This little Harman/Kardon Control Amplifier, model A-401, just came through the shop for a full overhaul. It was in a pretty sorry state to begin with – one channel distorted, one barely gasping for air, and a world of scratchy … Continue reading →

Posted in Audio, Electronics, Hi-Fi, Projects, Stereo, Vintage | Tagged , , , , , , , , , , , , , | 8 Comments

Sony TA-4650 VFET Stereo Amplifier Inspection and Upgrade

Posted on November 11, 2014 by jwk

This Sony TA-4650 was shipped to me from Canada for a shop visit on its way to its ultimate owner in California, who just bought it on eBay. He had it sent to my shop for an inspection and a … Continue reading →

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1956 Grundig 8080 German Hi-Fi Console Repair

Posted on October 3, 2014 by jwk

Cross-posted from Rain City Audio: German radios like this one are a lot more difficult to work on than most American and Canadian radios, and they’re a lot less common, but they do turn up once in a while. This … Continue reading →

Posted in Hi-Fi, Projects, Radios and Tubes, Vintage | Tagged , , , , , , , , | 2 Comments

Sony TA-4650 VFET Stereo Integrated Amplifier Check-Up

Posted on September 24, 2014 by jwk

This repair cross-posted from Rain City Audio: I recently had this Sony TA-4650 in the shop for a check-up. It was reportedly giving static in one channel. That’s trouble on an amp like this – Sony used an ambitious new technology, the VFET, a … Continue reading →

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