Atari ST in a
box - Part 1
already here, and this year is flying by. Last
month I tinkered with two Atari 8-bit systems
that had been modified before I got them. This
month, one of my younger brothers dug out one
of his first Atari computers from the late 80s
and donated the box to me as-is.
Inside the box
was a wonderful old Atari 520ST in pieces. He
mentioned he had originally bought it used and
then removed the RAM for another Atari
system he was using at the time.
inspection, I found that it also had
a mystery wire coming from the back of the case
- prompting me to take a closer look.
closer look, I found the strange black wire to
come from the RF modulator (see below).
The wire was
soldered into the RF case, so I removed the cover
to get a better look. As wires were going everywhere,
I also removed the second cover.
It appears that
this is some kind of rework to allow the ST
to connect to a TV or monitor with RCA
I went ahead
and checked the bottom of the mainboard and
I found two areas with minor rework.
Now the easy
part is over, I need to replace the missing
RAM and see if I can power up the computer and
go from there. Next month, I will tell you the results of my
newest quest to restore yet another Atari from
Any tips to what this upgrade was
please send an e-mail to the address below.