[Vikesrock]

Originally Posted by Rangel(kf7fdb)

Thanks. I guess I forgot to mention that we wanted to go that fast but not all the time. Now we can choose how fast to go.

Ok, so what it sounds like you want to do is use a mapping function to give you more control on the low end with the same maximum signal. This thread talks about various mapping functions, x^3 or variants of it is a common choice.