View source for Dobbertin Memory Expansion

[[Image:Dobbertin.gif|thumb|Dobbertin Logo]]

A memory expansion by the German company [[Dobbertin]].

The Dobbertin memory expansions are compatible to the memory expansions by [[dk'tronics]].
The memory expansion came in two versions.
A version with only the memory expansion, and a version with two sockets for additional rom software.


== Technical Specifications ==

Could take memory configurations of Dram types [[4164]] to [[41256]], thus making memory configurations between 64Kb and 512Kb possible.

Optional two rom sockets. Each socket could be manually configured for rom 1-15

== Software ==

Dobbertin supplied [[RDOS]] as a optional ROM to use the memory expansion.

== Other memory expansions ==

[[dk'tronics 64Kb]]

[[dk'tronics 128Kb]]

[[dk'tronics 256Kb]]

[[SYMBiFACE II]]

Non compatible to the Dobbertin expansion:

[[Vortex SP 64 - SP 512]]

== Photos ==

<gallery caption="The Dobbertin ram expansion">
Image:Dobbertin ram 3.jpg|
Image:Dobbertin ram 4.jpg|Top view
Image:Dobbertin ram 2.jpg|Inside here a version with the optional two roms mounted.
Image:Dobbertin ram 1.jpg|Inside top view
</gallery>

[[Category:Hardware]] [[Category:Peripherals]] [[Category:Memory expansions]]