No error there. The GPS plots time and speed relative to all the
positions of the satellites being monitored. They are extremely accurate
as to time, distance traveled and speed. The only error is the offset
mandated by the government and the quality of your unit.
ron
leehinger@verizon.net wrote:
> I used a GPS on my recent trip from AZ to IN in a 1970 240Z. The speedo
>"bounced" & I knew it was runnning high, so fired up the GPS to determine
>approx. how much off the speedo was. Of ocurse there is some error since you
>are not traveling in a straight line with the road curves.
>
> I finally turned it off & used the bouncing speedo & added X MPH. No tickets.
> Lee
> Ft Wayne IN
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