Bose 901 Series IV Active Equalizer Vintage Speaker EQ Signal Processor AS-IS

Bose 901 Series IV Active Equalizer, the outboard analog equalizer used with Bose 901 Series IV Direct/Reflecting speaker systems. Compact desktop unit in a vintage enclosure.

The unit does not power on. 

Sold AS-IS for parts/repair as a non-working or incomplete unit. We have not tested or inspected any further, and the item may have unknown issues we are not aware of. The photographs show the actual item for sale.