EC3 Polarity and Coordinates for Measurements  -SA



    |------------------
    |     -------- 
    |        0.14 (T)            North Pole
    |
    |
    |                          +y
    |                    +x <-----> -x   
    |                          -y
    |
    |        -.17 (T)         South Pole
    |    ---------
    |    ---------
    |    ---------
    |-----------------