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(!!!) (Good Value Single) 12AX7A RCA Magnavox ribbed plates used/good 1961 (Gm=1500/1900 and 0.8/1.3ma)

(!!!) (Good Value Single) 12AX7A RCA Magnavox ribbed plates used/good 1961 (Gm=1500/1900 and 0.8/1.3ma)

$ 54.99
(!!!) (Good Value) 12AX7 RCA

(!!!) (Good Value) 12AX7 RCA "long gray plates" with "D" getter used/good 1950's faded printing (0.8/0.8mA and Gm=1500/1600) Gm like new

$ 79.99
(!!!) 12AX7 Sylvania 1960-1965 used/tests like new small mica flake inside tube (Gm=2400/2800)

(!!!) 12AX7 Sylvania 1960-1965 used/tests like new small mica flake inside tube (Gm=2400/2800)

$ 42.99
(!!!) 7025 RCA ribbed gray plates used/good 1960's (Gm=1350/1600 and 0.6./1.1mA) (V1 guitar amp)

(!!!) 7025 RCA ribbed gray plates used/good 1960's (Gm=1350/1600 and 0.6./1.1mA) (V1 guitar amp)

$ 89.99
(!!) (Best Single) 12AX7A Westinghouse pinched gray plates

(!!) (Best Single) 12AX7A Westinghouse pinched gray plates "D" getter NOS 1965 (1/1ma and Gm=1600/1700) 1-2% section balance

$ 99.99
(!!) (Best Value Single) 12AX7 EI Yugoslavia Marshall Smooth Plates TELEFUNKEN copy NOS 1970's (0.7/0.6ma and Gm=1400/1300)

(!!) (Best Value Single) 12AX7 EI Yugoslavia Marshall Smooth Plates TELEFUNKEN copy NOS 1970's (0.7/0.6ma and Gm=1400/1300)

$ 19.99
(!!) (Best Value Single) 12AX7=ECC83 Mullard Bogen UK used/good 1966 (Gm=1300/1300) 1% section balance

(!!) (Best Value Single) 12AX7=ECC83 Mullard Bogen UK used/good 1966 (Gm=1300/1300) 1% section balance

$ 79.99
(!!) (Good Value Single) 12AX7=ECC83 Telefunken Germany <> bottom ribbed plates used/very good 1960 era (Gm=1300/1400 and 1.1/1.1ma)

(!!) (Good Value Single) 12AX7=ECC83 Telefunken Germany <> bottom ribbed plates used/very good 1960 era (Gm=1300/1400 and 1.1/1.1ma)

$ 88.88
(!!) (Good Value Single) 12AX7A GE NOS 1976 (0.9/1.3mA and Gm=1400/1800)

(!!) (Good Value Single) 12AX7A GE NOS 1976 (0.9/1.3mA and Gm=1400/1800)

$ 69.99
(!!) (Good Value) 12AX7 Siemens Halske Germany rebranded

(!!) (Good Value) 12AX7 Siemens Halske Germany rebranded "BOGEN" used/good 1960 (161 Series) (Gm=1400/1500 and 0.8/0.9ma)

$ 79.99
(!!) (Recommended Single) JAN-12AX7WA Sylvania NOS 1974 (Gm=2100/2300 and 1.7/1.9ma)

(!!) (Recommended Single) JAN-12AX7WA Sylvania NOS 1974 (Gm=2100/2300 and 1.7/1.9ma)

$ 89.99
(!!) (Single) 12AX7 Sylvania used/good 1959 (1.6/1.5ma)

(!!) (Single) 12AX7 Sylvania used/good 1959 (1.6/1.5ma)

$ 39.99
(!!) (slightly microphonic) 12AX7 Sylvania Zenith black ribbed plates

(!!) (slightly microphonic) 12AX7 Sylvania Zenith black ribbed plates "D" getter NOS/80% 1953 (Gm=1300/1400 and 0.9/1.0ma)

$ 69.99
(!!) 12AX7 GE branded Video black plates D getter 1957 used mis-matched triode sections (1.1ma/0.6ma)

(!!) 12AX7 GE branded Video black plates D getter 1957 used mis-matched triode sections (1.1ma/0.6ma)

$ 24.99
(!!) 12AX7 Sylvania branded Philco NOS 1965 (Gm=2400/2400 and 1.6/1.5ma) 1-3% section balance

(!!) 12AX7 Sylvania branded Philco NOS 1965 (Gm=2400/2400 and 1.6/1.5ma) 1-3% section balance

$ 74.99
(!) (Best Value) 7025A=12AX7A China branded International Yugo NOS 1990's (1.0/0.9ma and Gm=1700/1600)

(!) (Best Value) 7025A=12AX7A China branded International Yugo NOS 1990's (1.0/0.9ma and Gm=1700/1600)

$ 29.99
(!) (Good Value) 12AX7WXT Sovtek NOS 1990's (Gm=1500/1400 and 0.9/0.8ma)

(!) (Good Value) 12AX7WXT Sovtek NOS 1990's (Gm=1500/1400 and 0.9/0.8ma)

$ 24.99
(!) (Single) 12AX7 GE used/good 1972 (Gm=1300/1400 and 0.8/0.9ma)

(!) (Single) 12AX7 GE used/good 1972 (Gm=1300/1400 and 0.8/0.9ma)

$ 29.99
(READ REVIEW) 12AX7 BRIMAR England shiney black ribbed plates

(READ REVIEW) 12AX7 BRIMAR England shiney black ribbed plates "D" getter 1955 (rare)

$ 0.00
ECC83=12AX7 East Germany used/good 1970's in white box (1.0/0.7ma)

ECC83=12AX7 East Germany used/good 1970's in white box (1.0/0.7ma)

$ 19.99
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