1 tube) 6EU7 GE branded as El Menco USA NOS (44/32 and 49/32)

(6EU7=12AX7 with non-tapped filament of 6.3V wired to pins #1 and #2 to reduce hum;
claimed to be quieter than 12AX7)

Recommended for

– Sherwood

– Echoplex

– Gibson GA-5