excellent clone. typical opto comp sound, not noisy, and there is a trim pot inside to match output level.

excellent clone. typical opto comp sound, not noisy, and there is a trim pot inside to match output level.

excellent clone. typical opto comp sound, not noisy, and there is a trim pot inside to match output level.

a bit of hum from this one. I can't pinpoint what's wrong with this but it's humming whenever I turn this on. there is also like a siren noise whenever this is on. good service from the seller though.

a bit of hum from this one. I can't pinpoint what's wrong with this but it's humming whenever I turn this on. there is also like a siren noise whenever this is on. good service from the seller though.

a bit of hum from this one. I can't pinpoint what's wrong with this but it's humming whenever I turn this on. there is also like a siren noise whenever this is on. good service from the seller though.