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(!!!!) (Best Single) 8068 GE NOS 1983 slightly tilted glass (47.5ma)
(!!!!) (Best Single) 83 GE by RCA NOS 1967 (62-65/40)
(!!!!) (Best Single) 83 RCA branded GE NOS 1964 (61-63/40)
(!!!!) (Best Single) 83 RCA Motorola NOS 1964 (62-64/40)
(!!!!) (Best Single) 83 RCA NOS 1946 in white box (63-65/40)
(!!!!) (Best Single) CV378=GZ37 Mullard UK NOS 1967 (50/40 and 50/40) 1% section balance
(!!!!) (Best Single) CV378=GZ37 Mullard UK NOS 1967 (51/40 and 51/40)
(!!!!) (Best Single) E88CC=6922 Telefunken Germany <> bottom NOS 1962 (16.4/17.5ma) (mic grade)
(!!!!) (Best Single) EF89=6DA6 Telefunken Germany <> bottom NOS 1966 (7.6ma)
(!!!!) (Best Single) EF89=6DA6 Telefunken Germany <> bottom NOS 1966 (8.0ma)
(!!!!) (Best Single) EZ81=6CA4 Philips Australia NOS 1974 (58/40 and 58/40) (similar sound to EZ81 Holland) 1% section balance
(!!!!) (Best Single) JAN-5687WA Sylvania NOS 1967 (38/39ma) (Highest Ma and Gm)
(!!!!) (Best Single) JAN-6V6G=VT-107A RCA coated glass tests like new mid-1940's (56ma)
(!!!!) (Best Single) JAN-CHS-6V6G=VT-107A Sylvania coated glass tests like new 1944 (42ma)
(!!!!) (Best Single) JAN-CHY-5692 CBS Hytron Brown base NOS 1960 (9.2/9.0ma) 1-2% section balance (same Gm)
(!!!!) (Best Single) JHS-5687WA Sylvania NOS 1966 (46/48ma) (Highest Ma and Gm)
(!!!!) (Best Single) USN-CHS-6922 Sylvania gold pins NOS 1965 (12/16.6ma)
(!!!!) (Best Sylvania Pair) 6X5GT Sylvania NOS 1951 (50-53/40 and 52-53/40)
(!!!!) (Best Telefunken Single 1966) ECC82=12AU7 Telefunken Germany <> bottom smooth plates NOS 1966 (9.3/10ma) (High Gm)
(!!!!) (Best Value 1955) CV378=GZ37 Mullard UK "D" getter NOS 1955 (56/40 and 56/40)