Special 5Star NOS 1960 GE USA BlackPlate GoldGrid 5687WA Mil ~ 7119 E182CC 7044
Full mutual conductance gm test, pristine nos: 120/110 % gm (65 % min good). introduced in 1948, the 5687 was oe designed for avionics (arinc), w/ high transconductance for industrial and military use.