Description
JG-6189=12AU7WA GE double mica NOS 1963-1964 (10.2/12ma)
1 low noise tube) JG-6189=12AU7WA GE double mica “O” getter halo NOS 1963-1964 mil-grade in white box
10.2ma Gm=2200
12.0ma Gm=2400
JG=mil-grade
12AU7 subsititute
5814A=12AU7 GE is also recommended