public byte[] ToBinary()
{
byte[] f1Bin = F1.ToBinary();
byte[] f2Bin = F2.ToBinary();
byte[] f3Bin = F3.ToBinary();
byte[] all = new byte[f1Bin.Length + f2Bin.Length + f3Bin.Length];
Array.Copy(f1Bin, all, f1Bin.Length);
Array.Copy(f2Bin, 0, all, f1Bin.Length, f2Bin.Length);
Array.Copy(f3Bin, 0, all, (f1Bin.Length + f2Bin.Length), f3Bin.Length);
return(all);
}