Blue Circle BC3 line level Tube 6922 valve preamplifier
very special tube preamp
hand made in Candra
this amp at stereophile A Class Preamp recommended at 2003
https://www.stereophile.com/tubepreamps/510/index.html
https://positive-feedback.com/nos/blue-circle-bc3-preamplifier/
one of the Class A stereophile recommended 2003
working perfectly
this amp run at 120V need add 240V transformer