Shuguang Treasure CV181-Z Vacuum tubes Match Pair 6SN7/6N8P/6H8C, Yaqin,Meixing Mingda,XiangSheng,Line Magnetic Tube Amplifier, power amp, preamp,hi-fi CD Player high end audio for sale
6H8C @ The Valve Museum
5670 | SYLVANIA | DUO TETRODE AUDIO TUBE At 8 € HT on Electols