On May 10, 8:05 pm, wrote:
16 foot workskiff. Low power, low speed 25 horse. I would like to
mount the wheel at thigh level horizontally and maneuver with my knee.
I asked a salesperson what the steering ratio was for the rotary
steering as compared to the rack, but he could not answer. I need to
know what steering system I can put in for the most steering range
from the least steering input, any ideas?

reply to myself, I found this:

http://www.boatdiscounters.com/saqucopa.html

3 turns between locks... I get it now.