vac tubes / was Re: Schematics of Atanasoff-Berry > Computer
wbblair3 at yahoo.com
Tue Sep 2 20:35:30 CDT 2008
Gordon JC Pearce wrote:
> > Did all the tubes disappear or something? LOTS AND
> LOTS of tubes were
> They're still being made, mostly in the former USSR.
> After Mullard
> stopped producing valves in the 1980s, a company in the
> USSR bought the
> whole lot up and shipped it across. If you buy a Sovtek
> ECC83 or EL34,
> it's exactly like an old Mullard one.
Here's the list of modern manufacturers:
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