(!!) (Recommended Pair) USN-CRC-6AC7=VT-112 RCA 1942-1944 used/very good (9.4/9.6ma) 1-3% matched
(!) (GOOD VALUE PAIR) JAN-CRC-6AC7=VT-112 US Brands 1942-1946 used/good (6.2/6.4ma)
(!) 6189=12AU7A GE NOS 1975 (9.6/10ma) 1-2% section balance
6AC7 Ken Rad NOS 1940's (14ma)
6AC7 RCA NOS 1960's (15ma) (high Ma and Gm)
6AC7 Sylvania NOS 1950's (11.5ma) (high ma)
6AC7 US Brands (16 in stock) ($4.88 each special price)
6AC7 US Brands used/good (40 in stock)
6AC7W RCA used/good (10 in stock)
