TM 5-6675-318-14
Table 4-21. CODE DESCRIPTIONS - Cont
The MX 1502 then asks the user to select whether height will be entered in the form
of geodetic height (HT) or elevation above mean sea level (EL). Press the +/- key
to select the desired mode, then press the enter (E) key. The elevation mode should
be used only when the geodetic height is unknown.
Height Entry Mode
When the geodetic height mode is selected, the geodetic height of the antenna
reference point will be displayed in meters. The antenna reference point is marked
by a red band on the antenna/preamplifier unit. If the geodetic height is correct,
p r e s s o n l y t h e e n t e r ( E ) k e y . I f i t i s n o t c o r r e c t , e n t e r t h e n e w v a l u e . U s e t he
+/- key to change from + to - or vice versa. Then press the enter (E) key.
Geodetic Height
If the elevation mode is selected, the elevation in meters of the antenna reference
p o i n t a b o v e m e a n s e a l e v e l w i l l b e d i s p l a y e d . I f i t i s c o r r e c t , p r e s s o n l y t he
e n t e r ( E ) k e y . I f i t i s n o t c o r r e c t , e n t e r t h e n e w v a l u e . U s e t h e + / - k e y to
change from + to - or vice versa. Then press the enter (E) key.
E l e v a t i on
4-159
