International Grid Chase 2018
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Amateur Ham Radio QTH Locator Grid Square Calculator Tool:Amazon.ca:Appstore for Android
Amateur Ham Radio QTH Locator Grid Square Calculator Tool:Amazon.ca:Appstore for Android
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Kia Maidenhead Grids ... calculate Amateur Radio location Grids automatically using GPS - Tutorials and Guides - MIT App Inventor Community
QTH-Locator by Timur Isaev
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