Category Archives: Bose

Bose® Wave Radio AWR1-1W Repair

Posted on January 18, 2017 by jwk

From the Rain City Audio Repair Blog: A Bose® Wave Radio, model AWR1-1W, just came through the shop for a repair. The radio had been working okay all these years but had recently stopped receiving any stations and instead was … Continue reading →

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Bose® 901 Series VI #181070 Repair

Posted on August 12, 2016 by jwk

From Rain City Audio: This Bose® 901 Active Equalizer, Series VI, came into the shop recently. These are some of the most recently produced Active Equalizers, although they’re still potentially a few decades old at this point in time. This … Continue reading →

Posted in Bose, Electronics, Hi-Fi, Stereo, Vintage | Tagged , , , , , | 4 Comments

Bose® 901 Series II #65097 Overhaul

Posted on August 8, 2016 by jwk

This Bose® 901 Series II Active Equalizer, #65097, just came through the shop for an overhaul. It worked briefly, but failed quickly on its original components. Nothing that an overhaul can’t take care of! This particular unit had its three … Continue reading →

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Bose® 901 Series II #114658 Repair

Posted on July 26, 2016 by jwk

From Rain City Audio: This Bose® 901 Series II Active Equalizer, #114658, just came through the shop for repair. It had stopped performing the proper equalizer functions, and so was time for an overhaul. Inside, it looks like the smaller … Continue reading →

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Bose® 901 Series II #71033 Overhaul

Posted on July 18, 2016 by jwk

From Rain City Audio: This Bose® 901 Series II Active Equalizer, #71033, came into the shop for an overhaul recently. It was showing some signs of age, in this case, a bad left channel. Nothing Rain City Audio can’t fix! This … Continue reading →

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Bose® 901 Series IV Active Equalizer #509052

Posted on July 6, 2016 by jwk

From Rain City Audio: This Bose® 901 Series IV Active Equalizer, #509052, was just purchased and sent to Rain City Audio for an overhaul. This unit was originally a 220V model but had already been converted to 110V on a … Continue reading →

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Bose® 901 Series II Active Equalizer #66380 Repair

Posted on May 2, 2016 by jwk

From Rain City Audio: This Bose® 901 Series II Active Equalizer #66380 came through for an overhaul just recently. The owner in California reported that he got these from his father, and the equalizer was sending only the right channel … Continue reading →

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Bose® 901 Series IV Active Equalizer #265335 Overhaul

Posted on April 28, 2016 by jwk

From Rain City Audio: This Bose® 901 Series IV Active Equalizer, #265335, just came through the shop for an overhaul. It’s owner bought this equalizer as a part of getting his Bose® system back up and running and sent it … Continue reading →

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Bose® 901 Series I Active Equalizer #9724 Overhaul and Upgrade

Posted on April 26, 2016 by jwk

From Rain City Audio: This rare early-production Bose® 901 Active Equalizer, serial #9724, came through the shop recently for an overhaul. It’s owner reported that both channels would cut out intermittently, the switches were noisy, and the power lamp was … Continue reading →

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Bose® 901 Series IV Active Equalizer #223227 Overhaul

Posted on April 24, 2016 by jwk

From Rain City Audio: This Series IV Active Equalizer, #223227, just came through for an overhaul. The owner reported it wasn’t making any sounds, just providing a DC offset on the output jacks which was giving his power amplifier some … Continue reading →

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