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Preamp tubes

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(!!!!) (Best Single #2) ECC802S=12AU7 Telefunken Germany <> bottom NOS 1960 good printing (10.4ma and 11.0ma) (close Gm) (oldest single)

(!!!!) (Best Single #2) ECC802S=12AU7 Telefunken Germany <> bottom NOS 1960 good printing (10.4ma and 11.0ma) (close Gm) (oldest single)

$ 788.88
(!!!!) (Best Pair #1) ECC82=12AU7 Philips and Pope Holland NOS 1971-1972 (12.6/12.8ma and 12.3/12.6ma) 1-3% section balance (Highest mA and Gm)

(!!!!) (Best Pair #1) ECC82=12AU7 Philips and Pope Holland NOS 1971-1972 (12.6/12.8ma and 12.3/12.6ma) 1-3% section balance (Highest mA and Gm)

$ 279.99
(!!) (Single) ECC82=12AU7 Philips Holland NOS 1969 faded printing (11/10ma)

(!!) (Single) ECC82=12AU7 Philips Holland NOS 1969 faded printing (11/10ma)

$ 109.99
(!!!!) (Single) 12AU7 RCA Italy ribbed plates NOS 1960's (8/10.6ma)

(!!!!) (Single) 12AU7 RCA Italy ribbed plates NOS 1960's (8/10.6ma)

$ 24.99
(!!!!) (Best Single #1) ECC802S=12AU7 Telefunken Germany <> bottom NOS 1960 good printing (11.0ma and 10.6ma) (Same Gm)

(!!!!) (Best Single #1) ECC802S=12AU7 Telefunken Germany <> bottom NOS 1960 good printing (11.0ma and 10.6ma) (Same Gm)

$ 798.88
(!!!!) (Single) 12AU7 EI Yugoslavia (Telefunken copy) smooth plates branded Philips NOS 1974 (8.2/7.8ma) (High Gm)

(!!!!) (Single) 12AU7 EI Yugoslavia (Telefunken copy) smooth plates branded Philips NOS 1974 (8.2/7.8ma) (High Gm)

$ 49.99
(!!) (BEST VALUE SINGLE) 12AU7A RCA branded CONN clear top used/good 1960's (8.4/8.2ma)

(!!) (BEST VALUE SINGLE) 12AU7A RCA branded CONN clear top used/good 1960's (8.4/8.2ma)

$ 23.99
(!!!) (Good Value Single) 12AU7 Philips Australia NOS 1965 (8.5/8.0ma) (same internals as Holland made)

(!!!) (Good Value Single) 12AU7 Philips Australia NOS 1965 (8.5/8.0ma) (same internals as Holland made)

$ 38.88
- more pairs listed soon (!!!!) (Best Pair #1) 12AU7WA=6189 RT Radio Technique France NOS 1961 (9.9/10ma and 9.4/9.2ma) (same Gm)

- more pairs listed soon (!!!!) (Best Pair #1) 12AU7WA=6189 RT Radio Technique France NOS 1961 (9.9/10ma and 9.4/9.2ma) (same Gm)

$ 259.99
(!!!!) (Best Pair #1) 12AU7WA=6189 RT Radio Technique France NOS 1961 (9.4/9.0ma and 9.2/9.2ma) (close Gm) 1-3% matched

(!!!!) (Best Pair #1) 12AU7WA=6189 RT Radio Technique France NOS 1961 (9.4/9.0ma and 9.2/9.2ma) (close Gm) 1-3% matched

$ 249.99
(!!!!!) (Best Single #1) 12AU7 Philips Holland NOS 1968

(!!!!!) (Best Single #1) 12AU7 Philips Holland NOS 1968 "O" halo (11.2/12.2ma) (same Gm) (sweet sound)

$ 144.44
(!!!!!) (Best Single #2) 12AU7 Philips Holland NOS 1972 dimpled disc getter (10.8/11.5ma) 1-5% section balance

(!!!!!) (Best Single #2) 12AU7 Philips Holland NOS 1972 dimpled disc getter (10.8/11.5ma) 1-5% section balance

$ 129.99
(!!!!) (Best Pair #3) 12AU7WA=6189 RT Radio Technique France NOS 1961 (8.4/9.2ma and 8.4/9.0ma) 1-3% matched

(!!!!) (Best Pair #3) 12AU7WA=6189 RT Radio Technique France NOS 1961 (8.4/9.2ma and 8.4/9.0ma) 1-3% matched

$ 239.99
(!!!!) (Best Single #1) 12AU7WA=6189 RT Radio Technique France NOS 1961 (10.6/10.2ma) (High Gm)

(!!!!) (Best Single #1) 12AU7WA=6189 RT Radio Technique France NOS 1961 (10.6/10.2ma) (High Gm)

$ 129.99
(!!!) (Best Value) 12AU7=ECC82 Daystrom Mullard UK ribbed plates used/good 1960 (8.0/8.4ma) (161 series) (smooth presentattion)

(!!!) (Best Value) 12AU7=ECC82 Daystrom Mullard UK ribbed plates used/good 1960 (8.0/8.4ma) (161 series) (smooth presentattion)

$ 69.99
(!!!!) (Best Single 1961) 12AU7=ECC82 Miniwatt Mullard UK NOS 1961 (9.8/10.2ma) (Gf1 series) (smooth rich sound)

(!!!!) (Best Single 1961) 12AU7=ECC82 Miniwatt Mullard UK NOS 1961 (9.8/10.2ma) (Gf1 series) (smooth rich sound)

$ 169.99
(!!!) (Best Value Single) 12AU7A RCA CANADA (Philips plant) NOS 1960 era (10/11ma) (same Gm)

(!!!) (Best Value Single) 12AU7A RCA CANADA (Philips plant) NOS 1960 era (10/11ma) (same Gm)

$ 24.99
(!!) (Mullard clone) 12AU7 Teonex Hyperlec Brive France (Holland clone) NOS 1970's (9.2/9.5ma)

(!!) (Mullard clone) 12AU7 Teonex Hyperlec Brive France (Holland clone) NOS 1970's (9.2/9.5ma)

$ 29.99
(!!!!!) (Single 1956) CV491=12AU7 Mullard UK

(!!!!!) (Single 1956) CV491=12AU7 Mullard UK "long plates" with "D" getter 1956 like new a few scratches on the glass (10.2ma and 8.2ma) (smooth rich textured sound) (rare)

$ 278.88
(!!!!) (Single) 12AU7=ECC82 Mullard branded Philips NOS 1973 (11.2/12.0ma) (smooth and rich tone)

(!!!!) (Single) 12AU7=ECC82 Mullard branded Philips NOS 1973 (11.2/12.0ma) (smooth and rich tone)

$ 166.88
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