Tag Archives: rain city audio

Bose® 901 Series II Active Equalizer #68953 Repair

Posted on February 28, 2016 by jwk

This Bose® 901 Series II Active Equalizer was originally a European unit, designed for a 240V mains supply. Most if not all 240V equalizers with U.S. style plugs were sold on military bases in Germany and elsewhere, and returned with their … Continue reading →

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Bose® 901 Series V Active Equalizer #130806 Repaired

Posted on June 24, 2015 by jwk

Cross-posted from the Rain City Audio Repair Blog: More and more, even the newer generation Bose® Active Equalizers are showing signs of age. Series V and VI have been making appearances here and there, but seem to have picked up quite … Continue reading →

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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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1931 Westinghouse WR-8 Columaire Antique Radio Repair

Posted on April 14, 2014 by jwk

I recently got to work on another beautifully reconditioned Westinghouse WR-8 Columaire radio all the way from Bellingham. It was originally in for service with the SPARK Museum, but the repair technician reportedly suffered some health complications and was unable to … Continue reading →

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