(!!!) (#1 EF804 PAIR - BEST SOUND) EF804 Telefunken gray shield NOS 1968 (3.0/3.1ma) 1-2% matched
(!!!) (#1 EF804 PAIR) EF804 Telefunken silver shield NOS 1968 (3.0/3.1ma)
(!!!) (#3 EF804 PAIR) EF804 Telefunken silver shield NOS 1968 (2.7/3.0ma)
(!!) (#1 EF804S SINGLE) EF804S Telefunken Germany <> bottom NOS tube was "factory sealed" 1960 (3.9ma)
(!!) (#1B EF804S SINGLE) EF804S Telefunken Germany <> bottom NOS 1961 (3.5ma)
(!!) (#2 EF804S Single) EF804S Telefunken Germany <> bottom Kuhl-Tube cryo NOS 1963 (S)=factory selected for low noise (2.9ma)
(!) (#1 EF804 PAIR) EF804 Telefunken NOS 1960's same date codes 1% matched (3.0/3.0ma)
(!) (#1 EF804 PAIR) EF804 Telefunken silver shield NOS 1960's (3.2/3.2ma) 1-2% matched
(!) (BEST PAIR) EF804 Telefunken NOS 1960's same date codes 1% matched (3.3/3.5ma)
(!) EF804 Telefunken NOS made in Berlin 1955 (3.6ma) oldest single
(BEST VALUE) EF804 Telefunken low hours/like new 1960's (3.3ma)
EF804 Telefunken NOS 1960's (3.3ma)
EF804 Telefunken NOS made in Berlin 1957 (3.5ma)
EF804 Telefunken NOS made in Berlin around 1960 (3.1ma)
EF804 Telefunken silver shield NOS 1960's (2.8ma)
EF804S Telefunken used/good 1960's (2.5ma)
