(!!!!) (Best Value Pair) 5881 Tungsol used/75% 1957 (54ma and 59ma) (Gm 75%)
(!!!!) (Best Value Pair) 6550C Svetlana Russian like new 2001 (156.8ma and 159ma) (close Gm)
(!!!!) (Best Value Pair) 6550C Svetlana Russian NOS 2011 (142ma and 145.4ma)
(!!!!) (Best Value Pair) 6B4G Raytheon NOS 1940's separate plates, 1 branded Philco (90ma and 91.5ma)
(!!!!) (Best Value Pair) 6BQ5 Sylvania used/good 1970 era (41ma and 46ma)
(!!!!) (Best Value Pair) 6L6WGB=5881 Sylvania NOS and like new same build 1970's (74ma and 75ma)
(!!!!) (BEST VALUE PAIR) 6V6G Mullard branded Haltron England NOS gray coated glass 1940's (43ma and 47.5ma)
(!!!!) (Best Value Pair) 6V6GT Sylvania green leaf coated glass low hours/like new 1940's in white boxes (44.6ma and 45ma)
(!!!!) (Best Value Pair) 6V6GT Sylvania green leaf coated glass NOS/80% 1940's in white boxes (32.5ma and 33ma)
(!!!!) (Best Value Single) 6550 Tungsol branded Sylvania smooth gray plate used/tests like new 1960 era (138ma)
(!!!!) (Best Value Single) 6V6G Haltron UK coated glass NOS 1940's (48.5ma)
(!!!!) (Best Value Used Pair) 6550C Svetlana Russian used/good 2011 (132.2ma and 135.2ma) (same Gm)
(!!!!) (Best Value Used Pair) 6550C Svetlana Russian used/good 2011 faded printing (148.2ma and 144.0ma) (close Gm)
(!!!!) (Best Value XF2 Pair) EL34 Mullard XF2 NOS (1) double halo "O-O" (1) single halo "O" 1966 and 1970 (75ma and 78ma)
(!!!!) (Best XF3 Pair) EL34 Mullard XF3 NOS 1974 (94.4ma and 95.8ma) (best matched pair)
(!!!!) (BEST XF4 Pair) EL34 Philips Mullard NOS XF4 1979 (91ma and 94ma)
(!!!!) (Factory Matched Pair) 8417-P Sylvania NOS same build 1960's (84ma and 85.5ma)
(!!!!) (Factory Matched Pair) 8417-P Sylvania NOS same build 1960's (92ma and 92.5ma)
(!!!!) (Good Value Pair) 6JT6A RCA like new and NOS 1960's (58ma and 60ma)
(!!!!) (Good Value Pair) 6L6WGB=5881 Sylvania and Philips JAN black base 1979-1986 (72ma and 73.4ma)
