[sdiy] Identify this chip?

[Ken Stone]

www.boomtheory.com/

Probably a custom wavetable ROM.

Ken

>I'm going through our rails of ICs at our electronics club, and I came
across some interestingly-labelled chips.  So far, I have not been able to
find any info on them, can anybody help?  Here's the complete text on the chip:
>MX J9743
>          BOOM THEORY
>          DRUM WAVESB1.1
>          33843A
> 
>Many thanks in advance,
> 
>Kevin
>
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