Tag Archives: 9724

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

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

Posted in Audio, Bose, Electronics, Projects, Vintage | Tagged , , , , , | Leave a comment