(!!!!) (Best Overall Pair) EC86 Telefunken Kuhl-Tube cryo-treated gold pins NOS 1964 same date codes (14.4ma and 15ma)
(!!) (2nd Best EC86) EC86 Telefunken gold pins NOS 1964 (13ma) tested on Amplitrex
(!!) (Best EC86) EC86 Telefunken Kuhl-Tube cryo-treated gold pins NOS 1964 (18.2ma) tested on Amplitrex (high Ma and Gm)
(!!) (Best Overall Pair) EC806S=E86C Telefunken Gold Pins Kuhl-Tube cryo NOS 1965 same date codes (13.0ma and 13.6ma)
(!!) EC86 Telefunken gold pins NOS 1964 (11.5ma) tested on Amplitrex
CVX100 (bet sub is EC86 or EC806S Telefunken) (AUDION)
