I have built a 6m electric foil assisted, stepped hull cat. Early tests were very successful. You can see in the photo that very little of the...
Does anyone have an idea about how much current a trim motor on a Yamaha 25 four stroke outboard uses? Or any similar trim motor will do. I'm...
The closest boat is Russell Brown's new power cat. Russell designed and built it beautifully in composites. He has just completed a 400 mile trip...
I have modified an outboard to have a very long shaft (for a hydrofoil). At motor speeds in excess of about 2000 rpm I get a vibration that I...
I have built an electric foiling catamaran using Hobie 18 hulls and a Tohatsu 15 outboard converted to 10kw electric. I am now reliably foiling...
I am building a small steel barge for saltwater use that has no electrical system, is not connected to shore power, has no dissimilar metals below...
At speeds of about nine knots and above I notice a odd low frequency wobble. Not the common "hum" but more like sailing in a powerboat's prop...
