[comp.sys.atari.st] 2 meg 1040 ST

Stephan Schell@ucdavis.UUCP (Stephan Schell) (11/21/86)

[ munch   munch   munch   munch   munch   munch   munch ]

  Has anybody out there heard about upgrading a 1040ST to 2 megabytes ?
  At an Atari expo in San Jose in August, I saw one (1) vendor with a
  board to add 1 meg to the 1040, and the board was a prototype at that.
  He projected a price of $450 and delivery Real Soon Now.  

  From my point of view, 1 megabyte = $100 from just about any mail order
  place.  Add in a couple bucks for possible address decoding, etc., and
  even $80 for profit and just being a nice guy.  That's only $200.  Why 
  hasn't anyone jumped into this niche yet ?

  As a semi-serious C programmer working under the micro C-shell (!) and
  a ramdisk, I would certainly relish another meg of ramdisk.  Yeah, yeah,
  I know -- buy a hard disk.  $650.  Ugghhhh.  Any and all suggestions,
  hardware kludges, and info regarding adding meg's to a 1040ST are
  hereby solicited.  Thanks in advance.

                                        Steve Schell
                                        EE Dept.
                                        UC Davis
       (not even 70% sure of path, so I won't even try)

g568291613ea@ucdavis.UUCP (Stephan Schell) (11/21/86)

Please excuse my ineptitude -- our news system is rather confusing.

         ucdavis!deneb!g568291613ea is some or all of my path (?)

					Stephan Schell
 

cabbie@chinet.UUCP (11/22/86)

In article <23@ucdavis.UUCP> Stephan Schell@ucdavis.UUCP (Stephan Schell) writes:
>
>
>  Has anybody out there heard about upgrading a 1040ST to 2 megabytes ?
>  At an Atari expo in San Jose in August, I saw one (1) vendor with a
>  board to add 1 meg to the 1040, and the board was a prototype at that.
>  He projected a price of $450 and delivery Real Soon Now.  
>
>  From my point of view, 1 megabyte = $100 from just about any mail order
>  place.  Add in a couple bucks for possible address decoding, etc., and
>  even $80 for profit and just being a nice guy.  That's only $200.  Why 
>  hasn't anyone jumped into this niche yet ?
>
>                                        Steve Schell
>                                        EE Dept.
>                                        UC Davis

	Well funny that you should ask.  A friend asked me to design
a 2 meg upgrade for his 1040 and have just completed the design.  Parts
needed include 2 pc. 74ls139's and 32 ram chips.  Will install it soon 
then test it, and then will post it to the net.  PC board?  Nope.  If
someone wants to design one that is fine with me but stay away from the
68000.  Remember that the blitter chip will piggyback on it.  A lot
of people have asked me why I prefer to piggyback chips rather than make
a PC board.  If IBM can piggyback the ram chips on their AT then we
can too.  The AT is a reliable machine.  Fan cooling?  Just the power 
supply on the AT is cooled.  The rest is convection cooled.








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Any opinions expressed above are my own.        Rich Andrews
 They can be yours too.  Please send $19.95 to.....ihnp4!chinet!cabbie
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