urei 560

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pdf here
http://www.jblproservice.com/pdf/Vintage%20JBL-UREI%20Electronics/UREI-560.pdf
Feedback suppressor
4 filters - opamps
Voltage +18v -18v
each filter 0-20 db
freq 60hz - 600hz and 600hz to 6khz
mic input - transformer balanced 20db of gain - B1178
line input - opamp
output - transformer B12303
 
Man, we just threw out a few of those. (It wasn't my decision--I don't like to throw out anything). I didn't even know they had transformers in 'em. If I'd known, I would have stripped them out first before they went to the scrap heap.
 

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