Please Help Identify Mystery ISA Card

From: Tony Duell <ard_at_p850ug1.demon.co.uk>
Date: Thu Sep 16 18:27:34 2004

> It is from Maynard Electronics, 1988. The large socketed chip says:
>
> WD33C93A-PL
> 00-08 9031
> 069660200102
> PROTO
>
> Other markings state: Type II Controller, and Rev. -5
>
> The FCC ID number is D8I6I2 60201.
>
> Just taking a wild guess, I suspect that this is some sort of SCSI
> Controller. However, I could not find it in the TH99 archives. The

I think the 33C93 is a SCSI interface chip (I've seen it in other
machines), so your guess is likely to be correct. But it may have come
with some particular device (CD-ROM, tape streamer, etc) and there may
never have been 'standard' MS-DOS drivers for that card.

-tony
Received on Thu Sep 16 2004 - 18:27:34 BST