Re: Garberstreet RAM expansion

[Mark Frischknecht <appleiiguy@gmail.com>]

On 2012-10-08 09:05:17 +0000, TooGS said:

> Hi all,
>
> I constructed a RAM expansion card for my newly acquired ROM1 IIgs, 
> using this design:
>
> http://www.harrowalsh.de/Elektronik/APPLEBOX/4MB2IIGS/cheap%20alternate%204MB%20RAM%20for%20IIGS.pdf 
>
>
> It's supposedly based on the Garberstreet design.
>
> Are there any requirements for the SIMMs installed in to this type of 
> device? E.g. Is there a speed requirement, or do they have to be the 
> 9-chip kind of SIMM as opposed to the 3-chip kind I've got loads of?
>
> Once I have the right SIMMs, is there a way to tell if the device is 
> being recognised properly through the system configuration screen? Will 
> the "free memory" value on the RAM Disk page include the additional 
> memory?
>
> Thanks for your help.

Do you mean Vince Briels design?

http://www.brielcomputers.com/wordpress/?p=321

Mark