There are 17 profiles for PSR B0540+23

0.408 GHz gl98
0.61 GHz gl98
0.91 GHz gl98
10.45 GHz hx97b
10.55 GHz sgg+95
1.408 GHz gl98
1.41 GHz hx97b
1.41 GHz kxj+97
1.4 GHz sgg+95
1.615 GHz kxj+97
1.642 GHz gl98
2.25 GHz kxj+97
32.1 GHz kxj+97
4.75 GHz kxj+97
4.75 GHz sgg+95
4.85 GHz hx97b
8.5 GHz kxj+97