[HN Gopher] Fourays: A Tribute to the AY-3-8910
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Fourays: A Tribute to the AY-3-8910
Sharing the introductory post for a chip-tune synthesizer I wish to
build.
Author : wdfx
Score : 12 points
Date : 2024-02-10 21:24 UTC (1 hours ago)
(HTM) web link (doug.lon.dev)
(TXT) w3m dump (doug.lon.dev)
| exmadscientist wrote:
| FYI, that is _NOT_ what genuine Microchip DIP markings look like.
| Compare, for example, https://www.lcsc.com/product-detail/Analog-
| To-Digital-Conver... .
|
| Also there is zero chance that some of them have bottom-marked
| lot codes and some don't, given the same top date/facility code.
| Dead zero. And the cavity IDs on the DIP molds should be the same
| style, not randomly mismatched.... I'll stop here, but this is
| classic gray market remarking stuff. These are random old chips
| that have been relabelled.
|
| They may well still be AY-3-8910s in there -- the gray market is
| _very_ creative -- and may well be usable for you, but be
| cautious. If they look like they 're misbehaving, the chances are
| much higher than usual that it's not your fault.
| wdfx wrote:
| Yeah it's strange, they've clearly been relabeled and maybe
| only the top two I tested are real. Even if that is true I
| still have a couple of new toys to play with. I'll test the
| rest tomorrow.
| polpo wrote:
| I really don't understand why chip resellers re-mark chips like
| this. It's always obvious and it gives me the idea that they
| have something to hide. I've paid more for obviously used chips
| that I can tell are genuine than "new"/"refurbished" examples
| like the ones in this article.
|
| I love the AY-3-8910 and I've bought chips that were remarked
| in this fashion, fortunately they all worked ok and sound like
| the real deal.
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