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Re: Clone Apple II plus motherboard
Mike wrote:
>
> In the early 80s, my uncle built a clone Apple II plus. I still have the
> motherboard, it worked the last time I tried it. I don't think he designed
> the schematics, however. He did have the board made and put it together.
> (Using facilities at the JPL where he worked at the time.)
>
> The specs: 64K of main memory (integrated language card). Slot 0 is for a
> ROM card. Slot 4 does not exist, as this board has a built-in
> SoftCard-compatible Z80, which appears to software as being in slot 4! The
> board has all the standard Apple II+ connectors near the appropriate
> places. The ROM card has the Apple II+ ROMs. This board will fit in a
> standard Apple II/II+ case. It doesn't have the video and cassette jacks,
> as there were wires soldered to the pads on the board, because the case was
> just a metal box, and the jack had to be placed externally.
>
> My question is, has anyone seen a board like this before? I used to have
> the schematics, but they've been lost over several moves. I'd be
> interested in getting a new copy, if they exist.
>
> Mike
I've seen a few like that, might still have one or two on hand. The one
difference being that they did come in a sort of II+ type case.
I have one clone with a built-in Grappler, 80 column, z80, and disk II cards.
I don't think I have the schematics though I'd have to check to be sure.
Wayne