(!!) 12DW7 Sylvania NOS rebranded RCA 1960's (1.0ma and 6.8ma) (12AU7 section 75-80%)
7247 GE rebranded National 1960's (1.1ma and 8.2ma)
7247 GE rebranded Raytheon 1960's (1.0ma and 8.2ma)
