sudo sed -i "s/callsign=NONE/callsign=$callsign/g" /home/pi/Documents/FITB/FoxTelem.properties
sudo sed -i "s/callsign=NONE/callsign=$callsign/g" /home/pi/Documents/FITB/FoxTelem.properties
echo
echo
echo"Enter your Maidenhead grid square. It is two letters followed by two numbers followed by two letters with no spaces. If you don't know your gridsquare, you can look it up here https://dxcluster.ha8tks.hu/hamgeocoding/"
sudo sed -i "s/maidenhead=XX00xx/maidenhead=$grid/g" /home/pi/Documents/FITB/FoxTelem.properties
# echo "Enter your Maidenhead grid square. It is two letters followed by two numbers followed by two letters with no spaces. If you don't know your gridsquare, you can look it up here https://dxcluster.ha8tks.hu/hamgeocoding/"
echo
# read grid
# sudo sed -i "s/maidenhead=XX00xx/maidenhead=$grid/g" /home/pi/Documents/FITB/FoxTelem.properties