Am 07.04.2012 14:38 schrieb Ruud Baltissen:
> I found this "IBS Computertechnik AP27 card" and it looks like a 64 KB
> memory expansion card. I first thought it was for the Apple but it has
> a 30 pins connector.
It is an "expanded 80 column card" for the IIe. It has 64kB DRAM and a
jumper connection that enables the 80 column text and double hires
graphics modes which is already present in the system.
> FYI: although being mainly a Commodore man, I also own a IIc, IIe and
> a IIgs. So there is still hope :)
In your IIe, there is a video expansion connector in the middle (or at
the leftmost side for an US mainboard) that is designed to hold video
and memory expansion boards.