What was the last valve ?

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What was the last valve ?

Skywave

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Posts: 1,772
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#12

28-03-2011, 11:20 PM

If the definition of "valve" can be broadened out from its conventional interpretation, I do recall working with travelling-wave tubes that were under development in the late '70's.

Al. / Skywave.

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Messages In This Thread

What was the last valve ? - by beam me up schottky - 27-03-2011, 11:53 AM

RE: What was the last valve ? - by OldTickTock - 27-03-2011, 12:02 PM

RE: What was the last valve ? - by tiv48 - 27-03-2011, 12:13 PM

RE: What was the last valve ? - by Jamie-Skinner - 27-03-2011, 12:14 PM

RE: What was the last valve ? - by tiv48 - 27-03-2011, 12:40 PM

RE: What was the last valve ? - by beam me up schottky - 27-03-2011, 02:07 PM

RE: What was the last valve ? - by Jamie-Skinner - 27-03-2011, 02:18 PM

RE: What was the last valve ? - by OldTickTock - 27-03-2011, 02:27 PM

RE: What was the last valve ? - by tiv48 - 27-03-2011, 02:43 PM

RE: What was the last valve ? - by Paula A - 27-03-2011, 03:17 PM

RE: What was the last valve ? - by Bushbaby - 27-03-2011, 04:42 PM

RE: What was the last valve ? - by Skywave - 28-03-2011, 11:20 PM

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