intel P4002-2
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chipcollector



Joined: 28 Sep 2004
Posts: 1681
Location: New England

PostPosted: Fri Jul 08, 2005 3:05 pm    Post subject: intel P4002-2 Reply with quote

I remember an auction not too long ago, sold for over $140 or something like that. Does anyone happen to have the link of that auction? Is that a rare chip?
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wepwawet



Joined: 18 Mar 2004
Posts: 3019
Location: Seligenstadt - Germany

PostPosted: Sat Jul 09, 2005 1:51 am    Post subject: Reply with quote

Hi,
P4002-2s are of course more rare than P4002-1s but not worth $140.

I often see ebay auctions of "some" sellers that sell P chips for much much money (eg. Plastic 1802, 6502, 2901 ... for $50 and more). I think that these are fake auctions to increase the value of those chips, especially when they get exactly one bid..
Not sure in this case but I can get hundreds of F8 for 8 Euro or less)
http://cgi.ebay.de/ws/eBayISAPI.dll?ViewItem&item=7515119039&rd=1&sspagename=STRK%3AMEWA%3AIT&rd=1

And sometimes there are auctions with the fife MCS-4 chips in Plastic for a buy-it-now-price of $ 49.95.
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chipcollector



Joined: 28 Sep 2004
Posts: 1681
Location: New England

PostPosted: Sat Jul 09, 2005 10:38 am    Post subject: Reply with quote

they do that? What has chip collecting come to! Confused
But I remember a p4002-2 being sold by collectachip or gmanbc, and there were many bids from familiar people on the forums. I think there were 2 of them that sold. I clearly remember the price was in the 3 digits. Nothing rings a bell???
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gmanbc



Joined: 27 Dec 2004
Posts: 513
Location: Korea

PostPosted: Sat Jul 09, 2005 6:10 pm    Post subject: Reply with quote

I have a P4002-1 and a P4002-2 with gold leads that I have only seen one more of and I beleive TMAC bought those on Ebay. They both went for well over $100 and if I remember correctly they both went closer to $200.

Lee
gmanbc
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chipcollector



Joined: 28 Sep 2004
Posts: 1681
Location: New England

PostPosted: Sat Jul 09, 2005 6:32 pm    Post subject: Reply with quote

gmanbc wrote:
I have a P4002-1 and a P4002-2 with gold leads that I have only seen one more of and I beleive TMAC bought those on Ebay. They both went for well over $100 and if I remember correctly they both went closer to $200.

Lee
gmanbc


Thanks Lee, that's just the right information I was looking for. Smile
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wepwawet



Joined: 18 Mar 2004
Posts: 3019
Location: Seligenstadt - Germany

PostPosted: Sun Jul 10, 2005 2:27 am    Post subject: Reply with quote

Ok, gold leads, that's reasonable...
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PostPosted: Tue Jul 12, 2005 8:16 am    Post subject: Reply with quote

get it gold plated legs cheaper here:

Wink http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&category=633&item=7523233911&rd=1
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wepwawet



Joined: 18 Mar 2004
Posts: 3019
Location: Seligenstadt - Germany

PostPosted: Tue Jul 12, 2005 8:25 am    Post subject: Reply with quote

Wow,

create your own fakes.

First take white paint to make a black plastic white ceramic;-)
Then use this nice tool to make gold leads.
Any suggestions for the gold lid? - For printing take your kids toy...

hmmm, and grey traces?
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chipcollector



Joined: 28 Sep 2004
Posts: 1681
Location: New England

PostPosted: Tue Jul 12, 2005 12:07 pm    Post subject: Reply with quote

This is another reason not to trust some sales on ebay. I'm going to buy one and experiment how easy it is to electro plate some worthless chips.
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wepwawet



Joined: 18 Mar 2004
Posts: 3019
Location: Seligenstadt - Germany

PostPosted: Tue Jul 12, 2005 2:40 pm    Post subject: Reply with quote

ok, we're going out of topic, but please explain to a stupid German what the hell is "electro plate"?

elegdrisch dellern?

odä indelligent: vergolden???

I think the time you need to get the experience to create perfect chips that aren't obvious fakes will be very long.
So I don't mind this is really a risk.

But who knows...
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metalmaker



Joined: 06 Dec 2004
Posts: 161
Location: St. Louis, MO, USA

PostPosted: Tue Jul 12, 2005 7:10 pm    Post subject: Reply with quote

Quote:
Wepwawet - ok, we're going out of topic, but please explain to a stupid German what the hell is "electro plate"?


OK - I am going to reach far back into the hazy past of my college years: Electroplating is a electric chemical process used to apply thin coats of metal to the surface of another metal. The object to be plated is given the opposite charge of the plating metal ion that is dissolved in the plating solution. When an electric path is established between the object and the plating solution, then the plating metal ions are attracted to the opposite charged object and deposit upon the object. Opposites attact just like magnets.

I have considered trying this type of device for re-plating gold legs of gold legged chips that have degraded from being in anti-static foam too long. Have not tried it yet.

What do you other collectors think about that idea in terms of chip collecting? Is it more like cleaning an old coin - perhaps an improvement that preserves the chip? or would it be a deceptive change in the original chip condition? It could make a chip in poor condition more valuable.

I would be very wary of paying a significant premium for a chip where the gold legs are the ONLY difference between that chip and a more common type of the same tin leg chip.

MM

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