Here is my implementation of the forumslader
First of all thanks Jens for this wonderful engineering all nececery information about the forumslader can be found here .
Choose the right version
for my purpose the 12V version with USB was exactly what I need. In this PDF document you have to choose the akku type you like .
The one i built was the 9x NiMh Version. So I had to take 2x SiDiode 1N4003 serial for the D8 diode. Have a look at 
The circuit board i ordered from Jens on the rad-forum.de . He sent me this very fast. The other parts i ordered by conrad including the 9 NiMh akkus and a holder for them.
Here a overview of the parts nececari to built the forumslader.
Here you see the board ready to bee soldering.
The Forumslader almost finished. Only the switch connectors are missing.
Building a box