|
My oldest full function bike computer used a barometer. And often, due to changes in the weather, would show a different altitude at the start and the finish, on a circle ride.
I've found the Garmin GPS to be pretty good, but I don't use it for gospel.
__________________
James
The pessimist complains about the wind; the optimist expects it to change; the engineer adjusts the sails.- William Arthur Ward (1921-1994)
Red-beard for President, 2020
|