(!!!!) (Recommended Single) Z729=EF86 GEC UK NOS "D" getter halo 1950's (2.9ma Gm=2000)
(!!!!) (Best Value Pair) EF86 RFT East Germany branded Telefunken NOS gray shield 1964 1% matched (2.5ma and 2.5ma) (mic pre, amp)
(!!!) (Best Pair) EF86 Telefunken Germany <> bottom NOS gray shield 1972 1% matched (3.2ma and 3.2ma) (Neumann, Lawson, Soundelux, Manley)
(!!!!) (Recommended Pair) 8D8=EF86 Brimar UK quad mica NOS 1961 (3.1ma and 3.2ma) 1-2% matched
(!!!!) (Recommended Single) EF86 Telefunken Germany <> bottom NOS gray shield 1972 (2.8ma) (Neumann, Lawson, Soundelux, Manley)
(!!!) (Best Overall Single) E80F=6084 Miniwatt SQ Holland Special Quality Gold Pins "D" getter NOS 1960 (3.2ma)
(!!!) (Best Value) 8D8=EF86 Brimar UK quad mica NOS/75% 1961 (2.0ma)
(!!!) (Recommended Quad) 8D8=EF86 Brimar UK quad mica NOS 1961 (2.8/3.0/3.0/3.0ma) 1-3% matched
(!!!) (SINGLE) EF806S Telefunken Germany <> bottom used/good 1963 (2.3ma Gm=1900)
(!!) (Best Pinched Waist 1956) E80F=6084 Philips Miniwatt Holland NOS Rugged Reliable Long-Life "Pinched Waist" with "D" getter halo 1956 (3.1ma)
(!!!!) (Recommended Pair) EF86 Telefunken Germany <> bottom NOS gray shield 1972 1-2% matched (3.1ma and 3.1ma) (Neumann, Lawson, Soundelux, Manley)
(!!) (Best Single) E80F=6084 Philips SQ NOS Gold Pins 1971 (3.5ma)
E80F=6084 Philips Holland NOS 1975 (3.2ma)
E80F=6084 Philips Miniwatt Holland NOS 1965 (3.0ma)
EF86 Amperex Germany by Valvo used/good 1963 (2.5ma)
EF86 International Russian NOS 1979 (3.7ma)
EF86 United Russian NOS 1980's (3.1ma)
(!!!!!) (Best Overall Single) EF806S Telefunken Germany <> bottom NOS 1966 from factory sealed box (3.0mA) (Neumann U67)
(!!!!) (Recommended Single) Z729=EF86 GEC UK mesh-plate NOS "D" getter halo 1950's (3.1ma)
(!!!) (Best Value Single) 6267=EF86 RFT East Germany branded Telefunken 1964 (2.7ma)
