To familiarize yourself with this Grid Square app, here are some things to try.
Only GPS location services or Offline Map options may be required for the following 1-14:


1) Change Screen Orientation (rotate device or hold Options button to switch Portrait/Landscape).

Note: Sensor orientation is used when app is launched. Hold the Options button to switch and lock Portrait/Landscape for that session. Sensor orientation is restored when the app is restarted.


2) Set GPS Scan Rate (hold Get Location button).

Note: the GPS Scan Rate is the minimum amount of time the GPS locator will wait to request information and can fire at any time after the Scan Rate interval.


3) Get your current Location and Grid Square (tap Get Location button).

Note: GPS/Fine/Precise location activation and permission needed.


4) Have the Grid Square value read to you in phonetics (tap the Grid Square value).


5) Toggle Elevation between meters and feet (tap the Elevation value).


7) Show/hide Azimuth reading (tap the Azimuth reading).

Note: If your device does not have an Orientation Sensor, then this will read "Azimuth n/a" and will not respond.


8) Switch among D.D, D:DM and D:M:S (tap the Latitude/Longitude values).


9) Enter custom Latitude and Longitude (hold the Latitude/Longitude values to enable numpad).


10) Change the numpad font size (hold Latitude/Longitude to enable numpad, then hold numeral "1" key as many times as desired).


11) Use Extended/Super Extended squares (Options > check Ext. Square/Super Ext.).


12) Add/remove spaces between value pairs (Options > check/uncheck Add Spaces).


13) Try Offline Maps and options with Custom Coordinates and Grid Square (Options > Offline Map, then choose additional options. Hide Options and enable numeric keypad by holding Latitude or Longitude values, or invoke Grid Square alphanumeric keypad by tapping GRID SQUARE icon or holding Grid Square value).


14) Get Location with Offline Maps (Options > check Offline Map, Static Fields, Static Squares, etc. Then, Hide Options and tap Get Location).



The following 15-25 may require internet access and Online Map options:



15) Toggle between Latitude/Longitude and alphanumeric Custom Grid Square keypad (hold the Grid Square value or tap GRID SQUARE icon).


16) View Road, Aerial, and Terrain maps (Options > check Online Map, check Road Map, Aerial Map, or Terrain Map, then Hide Options to reveal map).


17) Zoom In/Out on Online Map (Options > Show Zoom. Hide Options to reveal map . Alternatively, you can use a pinch/pull gesture).

Note: Screen SCROLL Lock may be helpful for Online Map interactions such as Zoom and Pan.


18) Enter custom Grid Square values (hold Grid Square value or tap GRID SQUARE icon to enable alphanumeric keypad).

Note: Either Offline Map or Online Map options are needed to display map information.


19) Find the Grid Square using a map (hold on a Online Map or tap Offline Map location to calculate Grid Square).


20) Calculate DX & Bearing from your location to contact/Marker (Options > DX & Bearing. It may be helpful to check Show User, Show Marker, and Draw Line. Hide Options. Tap Get Location to find your Grid Square, then open Grid Square alphanumeric keypad and enter the Grid Square of contact or tap the Online Map to set Marker). Also, see #24 below.


21) Toggle DX to Marker value between kilometers and miles (tap on DX to Marker value).


22) Draw a line from your location to Marker (Options > check Draw Line).


23) Delete Grid Squares and enter a new location using the Online Map (hold on a Grid to erase current squares, then hold on the map again to draw new squares in the desired location).


24) Get Location using GPS, then use the Custom Grid Square keypad to calculate DX and Bearing to a desired location (Get Location, then switch to Custom Grid Square keypad. Tap on the Online Map to set Marker location). Also, see #20 above.


25) Enter custom Latitude/Longitude and Grid Square values then delete using the Back button (tap Back button to delete values one at a time. Hold Back button to delete the entire string).



Amateur ham radio Grid Square calculator tool Android app
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