You can download the manual from the Raymarine website.

"Rick Itenson" wrote in message
...
On Sat, 19 Jun 2004 20:27:31 -0400, g wrote:

Hi
Just bought a used boat and it has a Autohelm ST50 plus
any one know how to get the speed to read in MPH and not in knots per
hour?

Thanks
M
What is "knots per hour"?
Rick Itenson
La Belle Aurore
Toronto