Re: Asteroids Deluxe 12.096MHz xtal

My guess would be 20pF. You would think that since all 3 of the 12.096 MHz
crystals they offer are supposedly "microprocessor crystals" they would all
work, wouldn't you?

Chris Loggans wrote:

> I've also got a question about ordering crystals. I usually order my parts
> from Mouser and in their catalog, most of the crystals have two choices:
> series or 20pf. Which one should be used on Atari boards or does it really
> matter?
>
> Thanks,
> -Chris
>
> -----Original Message-----
> From: Josh Wirth
> To: vectorlist@synthcom.com
> Sent: 1/13/00 11:37 AM
> Subject: Re: VECTOR: Asteroids Deluxe 12.096MHz xtal
>
> Digikey has them available (Digikey part number X031-ND, ECS part number
> ECS-121-S-1)... but I'd hate to order an 84 cent piece to get that
> section
> of the board working (Digikey requires minimum $25.00 order)... only to
> find
> out other parts down the line need replacing also and having to order
> those
> as well. For diagnostics, I will simply use the 12.000 MHz then replace
> when the board is deemed working. Thanks.
>
> Josh
>
> ----- Original Message -----
> From: Jon Raiford <raiford@mindspring.com>
> To: <vectorlist@synthcom.com>
> Sent: Thursday, January 13, 2000 11:12 AM
> Subject: Re: VECTOR: Asteroids Deluxe 12.096MHz xtal
>
> > Hmm.. I wonder if these were pulled to put on Major Havocs. Which
> other
> vectors
> > used that 12.096?
> >
> > Josh: As far as your missing ones go, it will probably work fine with
> the
> 12.000, but
> > someone found the 12.096's available on the net a couple months ago.
> Check the
> > vectorlist archives.
> >
> > Do you have a non-working g05 HV cage? Why not just fix the one you
> have?
> They
> > are pretty simple.
> >
> > Jon
> >
> > At 10:51 AM 01/13/2000 -0500, you wrote:
> > >Hi all again,
> > >
> > >My Asteroids Deluxe is working perfectly now but I have two spare
> boards
> I'd
> > >like to repair. Neither came up when I plugged them into the machine
> so
> I
> > >began investigating. First thing I noticed, both spares had their
> crystals
> > >(Y1) removed. This is supposed to be a 12.096 MHZ crystal but I
> can't
> find
> > >any of these locally. Looking at the schematics, the counter simply
> divides
> > >the crystal's frequency into the desired 6MHz shouldn't a 12.000 MHz
> clock
> > >produce basically the same clock rate? (I ask because I can get a
> 12.000MHz
> > >crystal right away as opposed to ordering one.)
> > >
> > >Also, does anyone have a good Electrohome HV cage for the B&W 19"
> Vector
> > >monitor that they'd like to sell?
> > >
> > >Thanks for any help,
> > > Josh
> > >
> >
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