primaluna supplies sino shuguang tubes labelled primaluna
Well this bit of testimony sure helps,
IMHO, chinese tubes are not as reliable as russian ,, sure Psvane hates to hear this, but its true.
Russia makes superior quality. and of all russian power tubes Svets 6550 are my favorite , EH's are my 2nd choice.
Well this bit of testimony sure helps,
IMHO, chinese tubes are not as reliable as russian ,, sure Psvane hates to hear this, but its true.
Russia makes superior quality. and of all russian power tubes Svets 6550 are my favorite , EH's are my 2nd choice.