There are 8 profiles for PSR B1749-28

0.408 GHz	gl98
0.61 GHz	gl98
0.925 GHz	gl98
1.3825 GHz	dsb+98
1.408 GHz	gl98
1.42 GHz	sgg+95
1.642 GHz	gl98
4.75 GHz	sgg+95