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(!!!!) (Recommended Single) CV4003=12AU7=6189 Mullard UK NOS 1978 rebranded

(!!!!) (Recommended Single) CV4003=12AU7=6189 Mullard UK NOS 1978 rebranded "6189 RTC" 1981 (9.6/10.8mA)

$ 119.99
(!!!!) (Single) CV4003=12AU7=6189 Mullard UK NOS 1978 rebranded

(!!!!) (Single) CV4003=12AU7=6189 Mullard UK NOS 1978 rebranded "6189 RTC" 1981 (9.8/8.6ma)

$ 119.99
(!!!!) (Single) E88CC=6922 Mullard Holland SQ used/good 1965 (10.2/9.5ma) (3D MIDS) (Good Gm)

(!!!!) (Single) E88CC=6922 Mullard Holland SQ used/good 1965 (10.2/9.5ma) (3D MIDS) (Good Gm)

$ 69.99
(!!!!) (SINGLE) EL34 Mullard XF2 branded Bugle Boy double halo

(!!!!) (SINGLE) EL34 Mullard XF2 branded Bugle Boy double halo "O" used/good 1965 some heat stains on plate (70ma)

$ 88.88
(!!!!) (Slightly microhonic Single) 5751 RCA Hewlett Packard black plates NOS 1968 (2.4/2.6ma)

(!!!!) (Slightly microhonic Single) 5751 RCA Hewlett Packard black plates NOS 1968 (2.4/2.6ma)

$ 39.99
(!!!) (Best Pair) 5751 GE double mica gray plates NOS 1979-1981 (2.4/2.5ma and 2.3/2.6ma) 1-3% matched (Close Gm)

(!!!) (Best Pair) 5751 GE double mica gray plates NOS 1979-1981 (2.4/2.5ma and 2.3/2.6ma) 1-3% matched (Close Gm)

$ 139.99
(!!!) (Best Single #2) 7247=12DW7 Mullard UK rebranded RCA NOS 1969 (1.2ma and 9.2ma) (Copy)

(!!!) (Best Single #2) 7247=12DW7 Mullard UK rebranded RCA NOS 1969 (1.2ma and 9.2ma) (Copy)

$ 69.99
(!!!) (Best Single) 7247=12DW7 Mullard UK rebranded RCA NOS 1972 (1.6ma and 14.5ma)

(!!!) (Best Single) 7247=12DW7 Mullard UK rebranded RCA NOS 1972 (1.6ma and 14.5ma)

$ 69.99
(!!!) (Best Singles) 374A Western Electric black plate used/test like new 1960's (21-25ma) (8 in stock)

(!!!) (Best Singles) 374A Western Electric black plate used/test like new 1960's (21-25ma) (8 in stock)

$ 24.99
(!!!) (Best Value Single) ECL82=6BM8 Pope Holland NOS 1969 made in Hendon Works Australia plant (2.0/28ma)

(!!!) (Best Value Single) ECL82=6BM8 Pope Holland NOS 1969 made in Hendon Works Australia plant (2.0/28ma)

$ 52.99
(!!!) (Best Value) 12AU7=ECC82 Daystrom Mullard UK ribbed plates like new 1963 (11.6/10.2ma) (162 series) (smooth presentattion)

(!!!) (Best Value) 12AU7=ECC82 Daystrom Mullard UK ribbed plates like new 1963 (11.6/10.2ma) (162 series) (smooth presentattion)

$ 119.99
(!!!) (Best Value) 12AU7=ECC82 Daystrom Mullard UK ribbed plates like new 1963 (9.0/10.2ma) (162 series) (smooth presentattion)

(!!!) (Best Value) 12AU7=ECC82 Daystrom Mullard UK ribbed plates like new 1963 (9.0/10.2ma) (162 series) (smooth presentattion)

$ 98.88
(!!!) (Good Value Single) 12AU7 EICO Holland used/good 1961 (8.0/9.6ma)

(!!!) (Good Value Single) 12AU7 EICO Holland used/good 1961 (8.0/9.6ma)

$ 49.99
(!!!) (Recommended Pair 1963) JG-5751 GE double mica gray plates NOS 1963 (2.0/1.9ma and 1.9/1.8ma) (same Gm)

(!!!) (Recommended Pair 1963) JG-5751 GE double mica gray plates NOS 1963 (2.0/1.9ma and 1.9/1.8ma) (same Gm)

$ 119.99
(!!!) (Recommended Pair) 12BZ7 RCA NOS 1964 and 1968 (1.8/1.8ma and 1.8/1.9ma)

(!!!) (Recommended Pair) 12BZ7 RCA NOS 1964 and 1968 (1.8/1.8ma and 1.8/1.9ma)

$ 49.99
(!!!) (Recommended Pair) JAN-6384 Tungsol used/test like new 1970-1972 (62.5ma and 66ma)

(!!!) (Recommended Pair) JAN-6384 Tungsol used/test like new 1970-1972 (62.5ma and 66ma)

$ 144.99
(!!!) (Recommended Single) CV5358=6DJ8 Mullard UK used/good 1969 some stains on glass (17.2/17.8ma) (High Ma and Gm)

(!!!) (Recommended Single) CV5358=6DJ8 Mullard UK used/good 1969 some stains on glass (17.2/17.8ma) (High Ma and Gm)

$ 39.99
(!!!) (Recommended Single) JAN-5751 GE double mica gray plates NOS 1981-1982 (2.3/2.7ma)

(!!!) (Recommended Single) JAN-5751 GE double mica gray plates NOS 1981-1982 (2.3/2.7ma)

$ 59.99
(!!!) (Siemens Single) 6DJ8 Siemens Halske Germany branded RCA NOS 1967 printed in 1969 (14.2/14.5ma)

(!!!) (Siemens Single) 6DJ8 Siemens Halske Germany branded RCA NOS 1967 printed in 1969 (14.2/14.5ma)

$ 88.88
(!!!) (Single) JAN-5751 GE double mica gray plates NOS/75% 1982 (1.5/1.5ma)

(!!!) (Single) JAN-5751 GE double mica gray plates NOS/75% 1982 (1.5/1.5ma)

$ 29.99
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