Ultra RARE - Philips EL60 (EL34) Quads. Simply the best EL34 1958'y - NOS.
(High quality Adapters / adapters gold plated pins ceramic base included (4 pieces). - allow use in normal EL34 sockets :). 5) Solid disc getter, signifying the earliest EL34 made in Holland. Remarkable construction for an EL34.