Originally Posted by condac

my own made transponder often have a "ghost number" that is not the real number that show up more often than the real number, this is always under the 2097152 that some say is the lowest possible number, yet my decoder picks it up, i have picked up a ghost number of 16000 something from a transponder with a 5000000 number. I thought the error correction must be weak to allow this, of 6 transponder numbers i have programmed and tested in my own made transponder 5 have this ghost numbers .