----- Original Message -----
From: "Alessio Palma" <[EMAIL PROTECTED]>
To: "Older PC and DOS Internet Forum" <[EMAIL PROTECTED]>
Sent: Thursday, November 09, 2000 11:38 PM
Subject: Re: [SURVPC] Amiga screen info about schematics
> > Hi,
> >
> > thanks for the info :)
>
> Happy to be useful.
>
> >
> > you say that you need an electronic interface between the 1084s and a
> (S)VGA
> > card, any ideas where i could find a schematic for this ?
>
> It is not a cheaper interface since it must convert 31Khz signals from
> (s)vga card to 15Khz. You should find some TV video adaptor in surplus
> market for 130.000 Lire ,1$ today is 2250 Lire.. tomorrow nobody knows....
> :-))
>
> > Or a schematic to
> > tell me the pin layouts when connecting CGA,Hercules to the monitor ?
>
> I have this ones and can send it to you. Give me 2 days to find it in my
> archive.
> Hercules is the simplest schematic: monocrome output -> 1084s composite
> input
> OPS! If I remember right, 1084 has a RGBI input, 1084s too? Please check
> it...
> If you want to connect a CGA to 1084 via SCART video signals must be
> conditionated, CGA video output is TTL like, 1084's SCART input are ...
> MMmmmm 0.7 Vpp(?) I'm not sure about this value but surely interface is
more
> complex and require some soldering operation...
>
> > The
> > problem is i don't have any CGA or Hercules card, but i do have a nice
> SVGA
> > one... so probably i'll get cheaper off by buying a second-handed 14'
> > monitor...
>
> Surely you will find them for 18-20 $
>
> >
> > but the VCR is another nice option... can you send me that schematic ?
or
> > tell me where i can find it ?
> >
>
> Mmm.... surely this schematic is on line somewhere... try to search in
> Amiga' s website.
> This schematic connector is really easy...
>
> Search for SCART connector pin layout.
> Connect composite video signal from VCR to 1084s' one, then do same for
and
> left and right audio lines.
> I don't know if overseas in U.S., I assume you are linving here, VCR have
R
> G B output but surely composite one is alway available.
>
> If you want not to work, a SCART to SCART cable works without problems,
you
> can find it in your city's video store.
>
> DOES NOT CONNECT shield either VCR's SCART and 1084's one, choose if you
> like to connect it to VCR ground or 1084s one. If you connect coax shield
on
> both side you could get 60Hz or 50Hz in your audio amplifier due induction
> currents.
>
> > Piwi
> >
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