Update main.c freq to standard 434.9 and 435

main.c

@@ -2199,7 +2199,7 @@ if ((uart_fd = serialOpen("/dev/ttyAMA0", 9600)) >= 0) {  // was 9600
 //     mySerial.println("AT+DMOSETGROUP=0,144.3900,144.3900,0,3,0,0\r");    // can change to 144.39 for standard APRS	  
 //    mySerial.println("AT+DMOSETGROUP=0,145.0000,145.0000,0,3,0,0\r");    // can change to 145 for testing ASPRS	  
 #else
-     char uhf_string[] = "AT+DMOSETGROUP=0,435.1000,434.9900,0,3,0,0\r";	  
+     char uhf_string[] = "AT+DMOSETGROUP=0,435.0000,434.9000,0,3,0,0\r";	  
      serialPrintf(uart_fd, uhf_string);	  
 //     mySerial.println("AT+DMOSETGROUP=0,435.1000,434.9900,0,3,0,0\r");   // squelch set to 3
 #endif