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Tag Archives: Series 2
Bose 901 Series II Active Equalizer #120325 Repaired
I recently had the opportunity to work on another Bose 901 Active Equalizer, Series II. This particular model had been in service for a long time in active use and was showing its age. It was sent back to Bose … Continue reading
Posted in Audio, Bose, Electronics, Projects, Stereo
Tagged Active Equalizer, Bose, Bose 901, capacitor, capacitor replacement, Equalizer, hi-fi, repair, Series 2, series II, vintage
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Bose Repair: 901 Series I Equalizer #31131
My workbench has been absolutely swamped lately, so I’ve been rather slow on writing up the projects I finish. I’ve finally had a little bit of time to put some of this down on paper and the first thing cleared … Continue reading
Posted in Electronics, Radio, Speakers, Vintage
Tagged Bose, Bose 901, Bose 901 Series 1, Bose 901 Series I, capacitor, capacitor replacement, Equalizer, repair, restoration, Series 1, Series 2, vintage
3 Comments
Bose 901 Series 1 Active Equalizer Repair [Vintage Hi-Fi]
(Need your Active Equalizer repaired? Visit Rain City Audio) While some other projects have been pending information and parts, I’ve had a chance to work on the Bose 901 Series 1 equalizer that’s been on my bench for a couple … Continue reading
Identifying Your Bose 901 Series 1 Equalizer [Vintage Hi-Fi] [Production Runs]
Bose 901 Series I Active Equalizers came in two varieties, which can be used interchangeably, but have fairly different circuit designs. It’s simple to tell them apart for ordering parts for a repair with a quick inspection of the inside. Both … Continue reading
Posted in Electronics, Projects, Vintage
Tagged Active Equalizer, audiophile, Bose, Bose 901, capacitor, capacitor replacement, Equalizer, hi-fi, repair, Series 1, Series 2, Speakers
4 Comments