(!!!!!) (Best Holland Pair 1967-1968) 12AX7=ECC83 Philips and Philips Miniwatt Holland ribbed plates "O" getter halo NOS 1967-1968 (1.3/1.5ma and 1.4/1.6ma) (close Gm)
(!!!!!) (Best Holland Pair) 12AX7=ECC83 Philips Miniwatt Holland like new "O" getter halo 1961 (1.4/1.6ma and 1.4/1.5ma) (Highest mA and Gm) 1-2% matched
(!!!!!) (Best Pair 1960-1961) 12AX7=ECC83 Philips Miniwatt Holland large getter halo "O" low hours/like new 1960-1961 (1.2/1.3ma and 1.2/1.1ma) 1-3% matched
(!!!!!) (Best Single 1958) 12AX7=ECC83 Mullard UK "long plates" NOS 1958 (1.3/1.4ma)
(!!!!!) (Best Single 1967) 6DJ8=ECC88 Philips Miniwatt Holland "o" getter 1967 (16/18.8ma)
(!!!!!) (Best Single) 6DJ8=ECC88 Philips Miniwatt Holland "O" getter 1965 (21/23ma) (Highest mA and Gm)
(!!!!) (Best Holland Pair) ECC82=12AU7 Philips Holland NOS 1971 (10.8/11ma and 10.0/10.4ma)
(!!!!) (Best Single 1961) 12AX7=ECC83 Philips Miniwatt Holland 1961 large "O" getter halo NOS (1.8/1.3ma and Gm=2100/1700)
(!!!!) (Best Single 1965) ECC82=12AU7 Miniwatt Holland like new 1965 (9.4/9.4ma) 1% section balance
(!!!!) (Best Value 1965) 12AX7 Philips Miniwatt Holland like new 1965 (Gm=1900/1700 and 1.5/1.2ma)
(!!!!) (Best Value 1965) 12AX7 Philips Miniwatt Holland like new 1965 (Gm=2000/2000 and 1.6/1.7ma) (Highest mA and Gm)
(!!!!) (Best Value Pair 1965 era) 12AX7=ECC83 Philips Miniwatt Holland like new 1964-1965 era (1.3/1.2ma and 1.1/1.2ma)
(!!!!) (Best Value Pair) 12AX7=ECC83 Philips Miniwatt Holland tests like new 1963-1965 era (1.1/1.1ma and 1.1/1.1ma) 1-3% matched
(!!!!) (Best Value Pair) ECL86=6GW8 Tungsram Hungary branded Sylvania Austria NOS 1960's (1.0/1.3ma and 32/37ma) (close Gm)
(!!!!) (HOLLAND PAIR) 12AU7=ECC82 Philips and Philips Miniwatt Holland NOS "o" getter halo 1965-1967 (11.2/11.2ma and 12/11.2ma)
(!!!!) (more in stock 2 weeks) ECL86=6GW8 NOS
(!!!!) (Recommended Pair) 12AX7 Philips and Valvo Holland NOS 1965-1966 era (1.2/1.1ma and 1.3/1.2ma)
(!!!) (Best Holland Single 1960) EL34 Philips Miniwatt Holland brown base NOS 1960 (94.4ma)
(!!!) (Best Holland Single 1961) EL34 Siemens Holland brown base NOS 1961 (88ma)
(!!!) (Best Holland Single) ECC85 Philips Miniwatt Holland Kuhl-Tube cryo NOS 1962 (9.4/11.4ma)