Avian’s Blog

A quote from a highly moderated comment on Slashdot:

Thermionic valves have vastly superior tolerance to electromagnetic radiation, acceleration, shocks, and other hostile conditions.

After you drop a transistor and a tube on the floor, guess which one will be perfectly fine and which one will be a useless pile of glass shards?

On the other hand, the linked video is really nice and shows step-by-step construction of vacuum tubes by a French amateur radio operator.