Re: Re: Dedicated MH Roller Replacement

You can also change the logic level of the 'resolution' pin on the LETA chip. If you look
on the schems, there is a pullup resistor to that pin with a non-installed jumper to
ground as well. If you jumper that baby, viola! Much more sensitive spinner!! :-)

"Ozdemir, Steven S, GOVMK" wrote:
>
> G'day folks,
>
> Being in the middle of a SD->MH conversion, I'm quite interested in this
> thread.
>
> I've already installed a Tempest spinner, and I've had about the same
> results as one of the other posters mentioned. It's slow and tough to play
> MH. My understanding is that the Tempest encoder wheel is the culprit.
>
> So below James says that I can use a Centipede (midi?) encoder wheel to get
> the correct performance from my Tempest spinner? I'm assuming that the opto
> board can be adjusted for the different sized encoder wheel.
>
> Steve Ozdemir
> sozdemir@att.com
>
> ps - I'd like a whole roller if someone's taking votes. Then my Tempest
> spinner could be just for my SD->Tempest conversion instead of having to do
> double duty with SD->MH also.
>
> -----Original Message-----
> From: tom mcclintock [mailto:tomm@mgcap.com]
> Sent: Friday, March 03, 2000 11:49 AM
> To: vectorlist@synthcom.com
> Subject: VECTOR: Re: Dedicated MH Roller Replacement
>
> Right:
>
> James also said the the encoder disk and pcb were stolen straight off of
> an old Centipede trackball, nothing else done to them. Seems pretty
> straight forward.
>
> tm
>
> Mark E Davidson wrote:
> >
> > Ok I guess Im confused as well. What is the demand for just the roller and
> what it the
> > demand for the whole thing? Hands please. Im working on just rollers right
> now. MY
> > personal goals at this point is to add a roller to a SD -> MH conversion.
> The spinner
> > is not cutting it with the exception of the breakout part of the game. :-)
> I have a
> > mostly complete set up right now, missing the encoder wheel and
> electronics and the
> > bearing.
> > Look as http://www.basementarcade.com/arcade/library/vlist/mymhroller.jpg
> >
> > -=Mark=--
> >
> >
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Received on Fri Mar 3 18:30:51 2000