Monday, June 1, 2009

[Electric Boats] Re: trolling motors vs electric outboard



Hello, I have a Torqeedo 801 and it has worked great on my dinghy. It folds itself into a waterproof backpack, and the battery lasts for a few hours of use. I got in ebay for $800. Totally worth my investment.

Best regards,

Angel A. Rebollo

--- In electricboats@yahoogroups.com, r_swarts <ravensrest@...> wrote:
>
> Yes, I've done that. Using a copper wire shunt and a digital
> milliammeter, the factory specification of 42 amps (504 Watts) is pretty
> close. If one assumes an over all efficiency (battery thru prop) of
> about .6, that equates to 0.4 hp into the water. Seems pretty close to
> reality. If one computes the power to completely displace 700 lbs 1320
> times per hour, one gets .467 hp.
> BS
>

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