Hi David,
You mean graphite *plate*. The grid structure is the same in each
tube, i believe.
Anyway, i can tell from the picture that 3 of those tubes are indeed 833Cs.
Steve Ward
On 2/10/07, Tesla list <tesla@xxxxxxxxxx> wrote:
> Original poster: "David Rieben" <drieben@xxxxxxxxxxxxxxx>
>
> Hi Chip,
>
> Nice find! ;^) I assume the 833 style tubes are
> 833As and not 833Cs? 833Cs have a graphite
> grid and I have seen firsthand that they are much
> more robust than the metal gridded 833As and
> can take probably twice the power of an 833A
> without so much as a dull glow of the grid.
>
> David Rieben
>
>
> ----- Original Message -----
> From: "Tesla list" <tesla@xxxxxxxxxx>
> To: <tesla@xxxxxxxxxx>
> Sent: Friday, February 09, 2007 10:15 PM
> Subject: Latest Find...
>
>
> > Original poster: "Chip Ford" <chipford@xxxxxxxxxxxxxx>
> >
> > Please check out the link below.
> >
> > I ordered (2) of the long tubulation 833A's off of ebay. The guy cut
> > me a pretty good deal. I recieved them today at work. I opened up one
> > of the boxes and showed the tube to the maintenance supervisor. I
> > asked him if he had ever seen a tube like that. He said sure...I just
> > junked a bunch of them not too long ago. They went in our old style
> > pre-heaters. They are all gone but there may be a few left over the
> > offices. I took a man lift and went and looked...There under about a
> > half inch of dust was a bunch of tubes in boxes. I took then down and
> > in the picture if you follow the link, you will see what I found...I
> > bought them pretty cheap from the company...
> >
> > Chip...
> >
> >
>
<http://www.flickr.com/photos/11814425@N00/385112684/>http://www.flickr.com/
> photos/11814425@N00/385112684/
> >
> >
> >
>
>
>