(!!) (#4 Type 30 PAIR) USN-CRC-30 RCA NOS 1940's "L" bracket (2.4ma and 2.8ma)
(!!) (Best Matched Pair) 30 Sylvania NOS - same plates - different shape top mica 1945-1946 (3.2ma and 3.1ma) 1-2% matched
(!!) (Best Overall Pair) EC806S=E86C Telefunken Gold Pins Kuhl-Tube cryo NOS 1965 same date codes (13.0ma and 13.6ma)
(!!) (Best Single) UX-120 Radiotron used/very good 1920's (2.5ma)
(!!) (Good Value) 50 ST-19 RCA branded ADZAM NOS 1940's (48ma)
(!!) (Recommended Pair) 30 Sylvania like new - same plates - different shape top mica (2.7ma and 2.9ma)
(!!) (Recommended Pair) 31 GE and Coronado same build different shape top mica 1940's (15.0ma and 15.6ma) (Highest Ma)
(!!) (Recommended Pair) 5719 Sylvania Gold Brand NOS 1952 in white boxes (0.9ma/1.0ma) 1-3% matched
(!!) (Recommended Pair) 6A5G Sylvania rebranded GE and Raytheon black plates NOS 1940's (91ma and 96ma)
(!!) (sold out) JAN-CRC-808 RCA NOS 1943-1945 (strong output)
(!!) (~ Best Value Pair ~) 56 Sylvania test like new 1940's (5.3ma and 5.5ma)
(!!) (~ Best Value ~) 50 Tungsol ST-16 used/strong 1940's (52ma) (Very Good Ma and Gm)
(!!) (~ Best VT-52 Single ~) VT-52 National Union NOS 1940's original box (62ma)
(!!) 10=VT-25 RCA NOS 1940's (23.5ma)
(!!) 10=VT-25 Sylvania NOS 1940's (27.8ma)
(!!) 45 RCA Victor NOS in RCA box 1948 (39ma)
(!!) UX-120 Radiotron used/good 1920's (1.7ma)
(!) (#1 231D - BEST SINGLE) 231D Western Electric 1948 with data sheet (2.7ma)
(!) (#1 231D Best Value Pair) 231D Western Electric NOS 1953 (1.8/1.8ma)
(!) (#1 231D Best Value Pair) 231D Western Electric NOS 1954 (1.6/1.6ma)
