6CA4=EZ81 Sylvania NOS 1960's (53/40 and 54/40)
6JC6A GE used/like new 1960's (10.5ma)
6JC6A GE Zenith NOS 1972 (10.5ma)
6JC6A Raytheon Japan NOS 1960's (15.5ma) (High Ma and Gm)
6JC6A Raytheon Japan NOS 1960's (16.0ma) (High Ma and Gm)
6JC6A RCA NOS 1972 (18.8ma)
6JC6A Sylvania branded RCA NOS 1970's (11.2ma)
6JC6A Sylvania NOS 1970's (10ma)
6JC6A Sylvania NOS 1970's (9.6ma)
6JC6A Sylvania used/good 1970's (9ma)
6LF6 GE Zenith NOS 1978 (155ma) (Counterpoint OTL, Futterman OTL, Prodigy OTL)
6LF6 RCA JAPAN branded Gt. Britain Big Bottle Euro style construction low hours/like new 1976 (104ma)
6LF6 RCA JAPAN branded Gt. Britain Big Bottle Euro style construction NOS 1973 (141ma)
6LF6 RCA JAPAN branded Gt. Britain Big Bottle Euro style construction NOS 1973 (92ma)
6LF6 Westinghouse JAPAN branded Gt. Britain Big Bottle Euro style construction NOS 1974 (87ma)
6LF6 Zenith NOS 1978 (101ma) (Counterpoint OTL, Futterman OTL, Prodigy OTL)
