we 216ae

West. Elect. 216A (early)
DC Amplifier Triode

This is the first version of the 216-A which uses a 208-A base with the number marked out but having 216-A in the wax fill on the bottom. The 101/208 internal structure was used. The next version also used a marked out 208-A base but had the later corrugated plate structure.

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