cs 1978:hi everyone.l got shanling mc30.l wound like to upragde my valve.at the moment l use 2x6P1 single-ended valve output stage,Input stage consists of 2x6N3J valves.thanks..
Any reason why you want to upgrade the valves? I 've had one of these and considering the power output I thought it was great. The only upgrade I made was to stick a power amp onto it which opened up the music massively