There are 8 profiles for PSR B1937-26

0.41 GHz	gl98
0.61 GHz	gl98
0.66 GHz	qmlg95
0.925 GHz	gl98
1.408 GHz	gl98
1.56 GHz	wmlq93
1.642 GHz	gl98
4.85 GHz	hoe99