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Home Forums 68kMLA Gamba — #27
Post #27 by wally
Source Forum68kMLA
CategoryTroubleshooting
Post DateMon, 2 Jun 2008 - 23:56
Original URLhttps://68kmla.org/bb/threads/gamba.13449/
Post
...Wally, I don't suppose you would be willing to share with me the info you have on that.
Try http://web.archive.org/web/20010628143320/www.accesscom.com/~gamba/images/se30vid_cd.gif

http://web.archive.org/web/20010628122741/www.accesscom.com/~gamba/images/layout.gif

http://web.archive.org/web/20010628121400/www.accesscom.com/~gamba/images/art.gif

Corrections from gamba's engineering notes: R6 on the Micron version of the video board is actually a 20K and R5 is 560 ohms. His hand marked up schematic says Q1 emitter current is 2.8 mA max.

mp.ls