Article View: sci.electronics
Article #15276Valves (was Re: Tube primer?)
From: George L
Date: Sun, 22 Nov 1992 07:52
Date: Sun, 22 Nov 1992 07:52
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In article <1emj5lINNmlr@usenet.INS.CWRU.Edu> wb8foz@skybridge.scl.cwru.edu (David Lesher) writes: >Others said ># So, a tube works more like an FET from a practical ># standpoint. > >Sigh.... >Am I the only one on the Net old enough to recall FETs being >explained as working just like tubes...... I remember reading some years back about giant pnuematic speakers that were driven with water pressure. I can't recall anything about what was driving them, but there were some pictures of some boats that had these huge horns on top of them. I think these experiments were done on the Great Lakes. So how does this relate? Maybe it doesn't, but I imagine these speakers were driven by something like the pnuematic equivalent of a tube. Maybe the valve term is related to this? Anyone out there old enough to remember anything about this? > >-- >A host is a host from coast to coast..wb8foz@skybridge.scl.cwru.edu >& no one will talk to a host that's close.......................... >Unless the host (that isn't close).........................pob 1433 >is busy, hung or dead....................................20915-1433 Thanks, george@alpha.ee.ufl.edu
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Path: arc1-ca.pugleaf.net!sparky!uunet!dtix!darwin.sura.net!eng.ufl.edu!news From: george@beta.ee.ufl.edu (George L) Newsgroups: sci.electronics Subject: Valves (was Re: Tube primer?) Message-ID: <1992Nov22.075213.8920@eng.ufl.edu> Date: 22 Nov 92 07:52:13 GMT References: <1992Nov14.073048.5200@weyrich.UUCP> <1992Nov19.212057.29180@mav.com> <1emj5lINNmlr@usenet.INS.CWRU.Edu> Sender: george@alpha.ee.ufl.edu Organization: EE Dept at UF Lines: 28