1 pair) EL84 IEC Mullard and Mullard UK NOS 1967 and 1974

1 tube) 48ma Gm=11,250 (km1-B7C3=1967) IEC Mullard faded printing

1 tube) 49ma Gm=11,450 (km1-B4J4=1974) Mullard

Amplitrex Test Data

Good NOS mA range for used = 38-50mA

Good NOS Gm range 10K-11K+

Recommended for

Reinhardt 18W (Marshall clone), TRIODE TRV-84HD made in JAPAN, Gibson GA-5 Les Paul Junior, 65amps London head, 65amps Lil Elvis combo, Consonance Cyber 20 headphone amp, Dr. Z Carmen Ghia 2005, 2006, Leak Stereo 20, Lafayette LA-224A, VOX AC10, AC15, AC30, LEBEN CS-300XS, Lexicon Signature 284, Epiphone Valve Junior, Shindo Montille, Ming Da MC 84C07 headphone amp, Manley, RM10, Marshall EL84 amp 1974, Matchless C-30, C30, Elk Sonic 102 Japanese copy of a Fender Vibrolux