VT100 - FUN

Tue Nov 10 02:05:11 CST 2015

On Tue, Nov 10, 2015 at 07:52:51AM +0000, rod wrote:
>
> Now there was one interesting but little known VT100 feature. On the
> back it had two BNC connectors.
> They were for video in and out. You could sync the VT100  to a feed
> of mono video and the overlaid
> picture would appear on the screen and at the video out connector.

I actually used this once to debug a broken vt220:

http://www.update.uu.se/~pontus/slask/vt220-125.jpg

I could verify that the logic board of the vt220 was ok.

/P