I recently found an app for Android Phones. It's called Saildroid.
You can add it to your phone and it's a great knot meter and compass. It is a great backup for all boaters. It uses GPS without wi-if or cell phone connection.
It's free and works great.
Webminer2
Charlotte, NC
I had a Suzuki 6 hp long shaft an it pushed my boat at about 5.5 knots not fast but enough to get me home. Tide will effect the speed. In Charleston SC the tide flows 6.5 knots at times so the speed over the ground would be a negative 1.5 knots backwards. You just have to watch the tides and use...
C-dory 16 cruiser description
Search for "quiet time" for pictures
1999C-DORY 16' CRUISER $14,000
1999 40 HP Honda Outboard with Hydraulic lift
1998 6HP susiki kicker
Full Canvas Camper Cover
Cabin cover
New storage full canvas cover, never used.
VHF Radio
Lowrance GPS, Depth...