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(!!!!!) (Best Pair #1) ECC82=12AU7 Philips Holland 1969 same date codes (11.0/11.5ma and 11.4/11.2ma) (sweet sound) 1-3% matched
(!!!!) (Best Pair 1960) 12AX7 Philips Miniwatt Holland large "O" halo low hours/tests like new 1960 (1.0/1.3ma and 1.0/1.2ma) 1-3% matched
(!!!!) (Best Single 1966) 12AX7 Philips Holland NOS 1966 (Gm=1700/2100 and 1.2/1.7ma)
(!!!!) (Best Sound for the money) 12AX7 Philips Holland NOS 1970-1971 (1.1/1.2ma and 1.2/1.1ma) 1-3% matched
(!!!) (BEST 6X4 MULLARD) CV493=EZ90=6X4 Mullard UK NOS D getter 1955 in white box (60/40 and 60/40) 1% section balance
(!!!) (BEST HOLLAND) EZ90=6X4 Philips Holland low hours "D" getter 1958 (50/40 and 50/40) 1% section balance
(!!!) (HOLLAND) CV493=6X4 Philips Holland low hours "D" getter 1956 (49/40 and 48/40)
(!) (READ REVIEW) CV1377=GZ34 Mullard Blackburn UK NOS 1976
UM4 Adzam NOS tuning eye 1950's (5 in stock)
