car tuning

Hello, I am trying to tune a system (6 drivers with active crossovers and 30-band EQ) to match a house curve. It would seem that the easiest way to do this would be to display the Target Curve in the RTA window so I can see how actual Pink Noise compares to the the target curve, but I cannot...

At the moment I have a Zapco dsp z8iv ii, and before that i had the audio dynamics dsp 68 and both of those dsp had to be manually inputted the frequencies. I seen that the minidsp and helix work with rew but are their any others dsp? thank you