Update October 2017
In September, Carlson Software introduced a new program in their lineup: Carlson iCAD. This program is comparable to AutoCAD LT with basic drafting and inquiry tools but is built on IntelliCAD 8.3.
FAQ: What features are in Carlson iCAD? (a running thread)
View Carlson iCAD in our online store
Original post is below
If you truly, truly only need generic-CAD functionality, I recommend purchasing Carlson GIS with IntelliCAD. It’s the cheapest of all the desktop products and you can load this basic IntelliCAD menu:
by picking the IntelliCAD button from the Carlson Programs toolbar:
Extra Bonus! IntelliCAD is much closer to AutoCAD than AutoCAD LT… you’ll have much more functionality at a cheaper price! And, if you ever need a little bit of GIS, you can do that too.