Re: Major Havoc crystal revisited (& sound question)

Joey,

My MH/SD conversion board runs a 8.96875 at Y1 and 8.0 at Y2
My MH/Tempest conversion board runs 8.0 at both Y1 and Y2

I ran a test and there is no sound at 17.

Louis

--- Joe Magiera <joemagiera@ameritech.net> wrote:
> Screwing around with a couple of Major Havoc boards, I'm running a Space
> Duel conversion (actually a Gravitar). The manual says that the crystal
> at Y1 should be 10.0000, and at Y2 should be a 8.0000. Both my Y2's are
> 8.0000, but one Y1 has a 9.2160, and the other has an 8.96875. The
> latter, unless soldered in by someone with great skills, really looks
> like it came stock. The first was definitely modified.
>
> I know there was discussion here that determined the only difference
> between a dedicated and a conversion Major Havoc PCB was the crystal
> speed (and a notch in the pinouts). I looked through the manual and
> schematics and both (Tempest and Space Duel) conversion manuals, but
> only find the above references. Can someone tell me what the conversion
> crystals should be, and where this is documented?
>
> The Space Duel conversion manual points to a "CO-252-03 Major Havoc
> Conversion PCB Supplement", but I don't have that, and I didn't find it
> at SPIES or Stormaster. Any chance someone could scan that one and
> donate to Spies or Stormaster? (It also mentions a "CO-252-05 Major
> Havoc Encoder Wheel Supplement" that I'd like to get if you happen to
> have it.)
>
> Lastly, can anyone do a self test and tell me if they get a sound for
> sound #17? I get all the other sounds, and I turned the volume all the
> way up and still don't get one on 17. Thanks,
>
> Joe
> joemagiera atsign ameritech.net
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Received on Sat Jan 5 22:40:58 2002