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Preamp tubes

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(!!!!) (BEST PAIR #3) 6C4WA GE JAN NOS 1980-1981 (8.6/9.0ma) (Same Gm)

(!!!!) (BEST PAIR #3) 6C4WA GE JAN NOS 1980-1981 (8.6/9.0ma) (Same Gm)

$ 29.99
(!!) (Single) E88CC=6922 Philips SQ Holland gold pins used/good 1973 (10/9ma) (Good Gm)

(!!) (Single) E88CC=6922 Philips SQ Holland gold pins used/good 1973 (10/9ma) (Good Gm)

$ 79.99
6AU6WB=6136 Sylvania branded Westinghouse NOS 1974 (7.2ma)

6AU6WB=6136 Sylvania branded Westinghouse NOS 1974 (7.2ma)

$ 9.99
(!!) (Best Single) E180F=6688 Philips Miniwatt SQ Holland gold pins

(!!) (Best Single) E180F=6688 Philips Miniwatt SQ Holland gold pins "D" getter NOS 1957 (14.2ma)

$ 24.99
E80CF=7643 Valvo Germany branded Philips 1970 (11.4/9.0ma)

E80CF=7643 Valvo Germany branded Philips 1970 (11.4/9.0ma)

$ 37.99
(!!!!) (Best Value Pair) 6C4WA Philips JAN by Sylvania NOS 1987 (8.2ma and 7.6ma)

(!!!!) (Best Value Pair) 6C4WA Philips JAN by Sylvania NOS 1987 (8.2ma and 7.6ma)

$ 19.99
(!!!!) (Best Value Pair) 6C4WA Philips JAN by Sylvania NOS 1987 (7.4ma and 7.2ma)

(!!!!) (Best Value Pair) 6C4WA Philips JAN by Sylvania NOS 1987 (7.4ma and 7.2ma)

$ 18.99
(!!) 12AX7 Baldwin Sylvania

(!!) 12AX7 Baldwin Sylvania "D" getter used/tests like new 1959 (1.9/1.9ma) 1% section balance

$ 79.99
(!) (Best Single) UX-112A RCA Balloon engraved base like new 1930 era (9.6ma)

(!) (Best Single) UX-112A RCA Balloon engraved base like new 1930 era (9.6ma)

$ 49.99
(!!!!) (Single) 12AT7 RCA NOS 1965 (7.2/12.8ma) (good tone)

(!!!!) (Single) 12AT7 RCA NOS 1965 (7.2/12.8ma) (good tone)

$ 33.33
(!!!) (Best Single) GB-5654=6AK5 Sylvania Gold Brand nickel pins 1970's (8.5ma)

(!!!) (Best Single) GB-5654=6AK5 Sylvania Gold Brand nickel pins 1970's (8.5ma)

$ 19.99
(!!) 6AN8A Raytheon USA NOS 1960's (13.5/14.5ma)

(!!) 6AN8A Raytheon USA NOS 1960's (13.5/14.5ma)

$ 19.99
6AN8A GE Great Britain made in Japan NOS 1976 (13/19ma)

6AN8A GE Great Britain made in Japan NOS 1976 (13/19ma)

$ 17.99
(!!) (Best Single) 6AN8A RCA NOS 1960's (15.6/16.5ma)

(!!) (Best Single) 6AN8A RCA NOS 1960's (15.6/16.5ma)

$ 19.99
(!!) 6AN8A Sylvania branded National U getter NOS 1960 era (16.6/15ma)

(!!) 6AN8A Sylvania branded National U getter NOS 1960 era (16.6/15ma)

$ 17.99
(!!!!!) (Best Single #2) JAN-5691 Sylvania black plates NOS 1979 (2.1/2.1ma) (Best 6SL7GT sub)

(!!!!!) (Best Single #2) JAN-5691 Sylvania black plates NOS 1979 (2.1/2.1ma) (Best 6SL7GT sub)

$ 114.99
85 Ken Rad used/good 1950 (45/25)

85 Ken Rad used/good 1950 (45/25)

$ 5.99
1U5 Brimar UK 1959 rebranded Sylvania NOS 1970 era (117/60)

1U5 Brimar UK 1959 rebranded Sylvania NOS 1970 era (117/60)

$ 14.99
(!!!) (Single 1956) 6BX7GT GE triple mica

(!!!) (Single 1956) 6BX7GT GE triple mica "D" getter halo NOS 1956 (41/40ma)

$ 19.99
(!) (BEST PAIR) 7B7 Sylvania branded GE NOS 1952 (100/60 and 98/60)

(!) (BEST PAIR) 7B7 Sylvania branded GE NOS 1952 (100/60 and 98/60)

$ 59.99
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