Connecting an old PC machine with a CGA video output to a modern VGA monitor requires changing the horizontal display frequency from 15kHz to 30kHz. Professional video…… Read more “CGA to VGA scaling with GBS-8220 board”
Category: Other
Texas Instruments TI-99/4A
Resources Wiki oldcomputer.info (pinouts) 99er.net Robots & Computers (pinouts) TI Game Shelf (game disk and tape images) Internals Motherboard Power adapter board Keyboard Reassembly Loading games Unlike…… Read more “Texas Instruments TI-99/4A”
Radio Shack TRS-80 MC-10
With 4K of RAM, weak graphics and mostly programs in basic available, it is the quintessence of crap. Resources Wiki Color Computer Archive (tape images, utilities, documentation)…… Read more “Radio Shack TRS-80 MC-10”
