The Alchemist Super Video 2.1XL


"The 8-bit Alchemist", Atari Classics Vol. 2 No. 6 December 1993

 

From the pen of AC's "occasional columnist" Ben Poehland comes the final, gutwrenching word on cleaning up video problems in all the XL-series computers, as The Alchemist brutally reveals the scandalous acts of the Sunnyvale Butchers. Clean video at last for the 600XL, 800XL and the 1200XL owners!



Super Video 2.1a for the 800XL

fig4b


Ok, here is what the Super Video modification for the 800XL should look like. It is a combination of S-V 2.0 and S-V 2.1

I found it easier to replace resistors with a single value rather than soldering another one in parallel to arrive at a resistance. It's a little more work but results in a sanitary modification to your computer.

You should see my 1200XL. I stripped all unnecessary parts from the board to include the RF modulator and channel switch. Must have taken out over 50 or more parts.

Anyway, I do recommend doing both the 2.0 and 2.1 upgrades. The improvement in the display is well worth it.

Copyright © 1993
Atari Classics
1161 Bay St.
Alameda, CA 94501



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