Strange ICs on eBay
dkelvey at hotmail.com
Sat Jun 11 14:25:31 CDT 2016
I doubt there is that much gold in them to cover
purchase price and shipping. The gold used in these
is really thin.
From: cctalk <cctalk-bounces at classiccmp.org> on behalf of Ali <cctalk at ibm51xx.net>
Sent: Saturday, June 11, 2016 12:16:47 PM
To: 'General Discussion: On-Topic and Off-Topic Posts'
Subject: RE: Strange ICs on eBay
> > Just wondering if anyone knows what these chips are for/from/etc.
> > http://www.ebay.com/itm/152124208945
> > Interesting look to them. I would say EPROM but the magnifying window
> is weird...
> Those look like "starburst" displays:
> The window is indeed a magnifying lens. I ass-u-me that LED technology
> was still a bit naff back in the 1970s and it was more practical to
> optically enlarge the segments than make a chip with physically larger
> segments. This compromise produced an odd visual effect, which is
> likely why it's not done any more.
Thanks to everyone who replied. I had never seen those before. There seems
to be a bid on them already so hopefully it is someone who want the display
and not the "gold".
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