Roy J. Tellason
rtellason at verizon.net
Thu Jan 22 11:15:19 CST 2009
On Wednesday 21 January 2009 09:01:42 am Francesca C. Smith wrote:
> On Wednesday 21 January 2009 06:19:57 Gordon JC Pearce MM3YEQ wrote:
> > Every so often this crops up... ?Is it a black-and-white CRT? ?Do you
> > know roughly what the scan rate is?
> > Perhaps you could use a tube from a scrapped TV. ?They can't be *that*
> > different.
> Well the tube is about 4 inch in size. About the size of a old Osbourne.
> Not sure what it is since its broke. I guess time to remove it and look
> underneath for any markings.
The Osborne (no "u") O-1 used what they called a 5 inch tube. I'm pretty sure
those monitors used in those were made by Zenith. Or at least the 9 inch
ones that were used in the Executive were, it's been long enough since I've
even seen an O-1 that I'm not as certain any more.
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