There are several good truing stands that can be had for $60 new. If you are ready to start building your own wheels, then you are at the point that buying a truing stand is a smart move.

http://www.amazon.com/Sunlite-Deluxe...sxp_grid_i_1_2

http://www.performancebike.com/bikes..._1030340_-1___

How much have some of you already paid a LBS to build or true wheels. Probably more than the stand would have cost you.