Vintage Old School Sunn SR-6100 300 watt, 4 channel mixer amp Sound Reinforced

Description

Vintage Old School Sunn SR-6100 300 watt, 4 channel mixer amp Sound Reinforced.
Only tested for power only and all seems okay and the lights light up we don’t have further equipment to test we got this from an estate sale was told it works but sellling as not working power only unable to fully test
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