25 Feb
1998
25 Feb
'98
5:55 p.m.
< My recent COSMAC 1802 find had a white CPU with gold cap. I'd
<never seen anything like that before.
That was the ceramic package RCA used until about 1981ish. I must have
two or three date coded '76-78 time frame. Actually I have tubes of LSI
all from before 81 just laying around.
Allison
26 Feb
26 Feb
2:12 a.m.
I have a couple of friends that are scrappers. They get a lot of ICs like
that. I use a lot of 2716 and 2732 EPROMS and buy them from the scrappers
since they're no longer in production. They usually sell them to people
that specialize in obselete parts (and that charge BIG bucks for them).
Joe
At 11:55 PM 2/25/98 -0500, you wrote:
< My recent COSMAC 1802 find had a white CPU with gold cap. I'd
<never seen anything like that before.
That was the ceramic package RCA used until about 1981ish. I must have
two or three date coded '76-78 time frame. Actually I have tubes of LSI
all from before 81 just laying around.
Allison
9620
days inactive
9621
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