CGA monitors may not be an amazing technological advance these days, but they can generally be found very cheaply. Additionally, they have a DB-9 connector and work off of TTL ranges (0-5VDC ...

(2) Refers to an earlier CGA monitor that accepted digital RGB signals. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.

It could yet serve as a great upgrade for those wishing to use their vintage IBM metal without having to source a tired old CGA monitor. We’ve seen similar work before too, with the Graphics ...