Daily Archives: February 27, 2016

BoseĀ® 901 Series II Active Equalizer #64364 Overhaul

This Series II BoseĀ® Active Equalizer came through the shop. It had suffered age-related failures in its electrolytic capacitors, and the resistors had drifted with age and moisture to produce the wrong curves. Fortunately, it’s nothing some maintenance can’t solve! … Continue reading

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