Re: Pictures of your Star Wars

Thanks John! I'll give that a try and see how it goes.

Joel-

----- Original Message -----
From: "John Robertson" <jrr@flippers.com>
To: <vectorlist@synthcom.com>; <vectorlist@synthcom.com>
Sent: Friday, February 21, 2003 1:44 AM
Subject: Re: VECTOR: Pictures of your Star Wars

> The ground point on the Ampliphone is the same tie point as the aquadag
> common wire from the picture tube.
>
> John :-#)#
>
> At 08:39 PM 20/02/2003 -0500, Joel Rosenzweig wrote:
>
> >Anyone? Bueler? Bueler? Really, where does the ground wire go on an
> >Amplifone, since it has no chassis?
> >
> >Joel-
> >
> >
> >----- Original Message -----
> >From: "Joel Rosenzweig" <joel.rosenzweig@verizon.net>
> >To: <vectorlist@synthcom.com>
> >Sent: Wednesday, February 19, 2003 9:03 PM
> >Subject: Re: VECTOR: Pictures of your Star Wars
> >
> >
> > > > BUT..
> > > >
> > > > did you add a jump cable between the game pcb GND and the monitor
frame?
> > > > this is the most crucial for display distortions, not between game
pcb
> >and
> > > > power brick..
> > > >
> > > > Andy Welburn
> > > > www.andys-arcade.com
> > > >
> > >
> > > Could you clarify for me? Given that the Amplifone doesn't have a
monitor
> > > frame, where exactly would I clamp this ground wire?
> > >
> > > Thanks,
> > > Joel-
> > >
> > >
> > >
> > > ----- Original Message -----
> > > From: "Andy Welburn" <andy@andys-arcade.com>
> > > To: <vectorlist@synthcom.com>
> > > Sent: Wednesday, February 19, 2003 12:24 PM
> > > Subject: Re: VECTOR: Pictures of your Star Wars
> > >
> > >
> > > > > Some have suggested adding a ground wire between the power supply
and
> > > the
> > > > > game PCB. I checked with a meter and found that it registered
less
> >than
> > > 1
> > > > > ohm between earth ground on the transformer assembly and the
ground
> >test
> > > > > point on the vector generator board. I added a jumper wire
between
> >the
> > > > two
> > > > > just to test, but it appears to have made no difference in
quality. I
> > > did
> > > > > this years ago on my Tempest when it had a similar problem, and
this
> >is
> > > > > exactly what did the trick. Those vectors looks quite sharp!
> > > > >
> > > > > Joel-
> > > >
> > > > BUT..
> > > >
> > > > did you add a jump cable between the game pcb GND and the monitor
frame?
> > > > this is the most crucial for display distortions, not between game
pcb
> >and
> > > > power brick..
> > > >
> > > > Andy Welburn
> > > > www.andys-arcade.com
> > > >
> > > >
> > >
> >
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Received on Fri Feb 21 18:25:23 2003