        mylog.send(F("Txcr OK Chk")) ;
    } else {
        mylog.send(F("Txcr Fail Chk")) ;
+       delay(1000) ;
+       exit(0) ;
    } 
    delay(500UL);
 

       mylog.send(buf);
    } else {
        mylog.send(F("Freq Fail"));
    }
   delay(1000UL);


      mylog.send(buf);
   } else { 
      mylog.send( F("Filter Fail") );
       delay(1000) ;
       exit(0) ;
   }

   delay(500UL);
