Quantity : 1PC/LOT





Original machine use 5U4G/274B/WE274B/5AR4/5Z4P/5R4G Vacuum tubes



After plugging in the 5Z3 TO 5U4G adapter,



you can use 5Z3/274A/WE274A/80 vacuum tubes







Material:



A. 5Z3 TO 5U4G Black Bakelite Tin Plated



B. 5Z3 TO 5U4G Black Bakelite Gold Plated



C. 5Z3 TO 5U4G EIZZ Ceramic Socket



D. 5Z3 TO 5U4G EIZZ PTFE Socket



E. 5Z3 TO 5U4G CMC PTFE Socket



Same amplifier ! Different tube ! Different sounds !



Trying different voice by adapter.Needn't change tube amplifier anything.Just connect tube and socket adapter.