[fso301]

Throughout the Cold War, a nuclear triggered EMP was always expected at the opening of a nuclear clash between superpowers.

The military always radion hardened it's electronics although I think that mil-spec policy changed under klinton.

[1066AD]

The soviets defended their use in avionics of vacuum tubes in a semiconductor age by saying they were immune to EMP effects, others said it was merely soviet inability to keep up with the technology race :)

[Nik Naym]

"The military always radion hardened it's electronics although I think that mil-spec policy changed under klinton."

Bingo. I suspect that this is also why the military switched over to diesel powered everything. Trucks, hummers, pumps, you name it. No ignition system to get toasted. They might not have lights, but they can still RUN the bloody things.