Originally Posted by Pete O Static
Since the unit has the abilty to display barometric pressure and it has an " auto calibrate " function, then one variable it needs to know is actual elevation for it to calibrate. I will try your suggestion when I get home.
Yes, if you select [Setup | Altimeter | Calibrate Altimeter] you can manually calibrate altimeter by answering a series of questions.
The Montana will ask:
Do You Know The Correct Elevation?
Do Yo Know The Correct Pressure?
Do You Want To Use The Current GPS Altitude?