RCA 6SN7GTB – TESTS NOS. These RCA 6SN7GTB have a rich harmonic structure with excellent imaging and a sweet non fatiguing sound performance. They are especially known for their outstanding imaging and low level resolution.
RCA 6SN7GTB – TESTS NOS. These RCA 6SN7GTB have a rich harmonic structure with excellent imaging and a sweet non fatiguing sound performance. They are especially known for their outstanding imaging and low level resolution.