ECF802 / 6JW8 EI (Y) Röhre, Triode+Pentode
copper grid posts version
substitute for Superior Performance in your McIntosh MR-67, MX110 and other tuners and SONIC preamps that accept 6U8 ECF82 or 6GH8A - SUPER-QUIET LONG-LIFE UPGRADE for 6U8 AND 6GH8A
made in EI NIS tube factory back in 1986 on Philips tooling machinery
With the right (not included) socket adapter it's possible to use this beautiful tube as replacement of the rare 7199 used in the DYNACO ST-70 amplifier.