There are many ways to make your own A-100/Eurorack case if you start out with just the basic rails and busboard, and you can make it as cheap or expensive as you can.
Check out a few ideas;
Wooden cabinets and side-panels are still very popular amongst (modular) synth enthusiasts.
These simple case standards for the pre-manufactured LC9 cases are very simple, and can be sooo useful
http://synthesizerart.blogspot.com/2011/10/dual-doepfer-lc9-case-stand-v1-design.html Also check out the other great modular pictures on his site.
Matthew Goike (@Goiks) also has some nice wooden cabinets on display and for sale on his website: http://www.goike.com/node/5
...or do what Stretta did (or rather what his brother did), make a high-end wood/brushed aluminium cabinet with integrated LED-lights and some kind of ingenious integrated cable-tree-hanger-thingy.
|Stretta's Modular cabinet, made out of wood and brushed aluminium|
|...with an eye for detail|
" The 1512 gets its name from the amount of hp it houses. To put this in perspective, the 1512 puts 54U of rack space, all within an arms reach."
Find more pictures of this cabinet HERE
(pictures by stretta.com )
|Tony's Modular Toolcase|
I personally like it's portability, plus the fact that you can travel with it without having to unpatch your whole system because the lid covers and protects all your patch-cables nicely.
Find his step-by-step building instructions at http://synovatron.blogspot.com/2011/11/modular-in-tool-case.html
Find more of these custom-made wooden side-panels at http://www.youtube.com/watch?v=OI1KuWWAP8c