There are 5 profiles for PSR B0818-41...

0.4 GHz	\| EPN profile	\| Summary	\| ASCII profile	\| GIF image	\| antt94
0.66 GHz	\| EPN profile	\| Summary	\| ASCII profile	\| GIF image	\| qmlg95
0.8 GHz	\| EPN profile	\| Summary	\| ASCII profile	\| GIF image	\| antt94
1.33 GHz	\| EPN profile	\| Summary	\| ASCII profile	\| GIF image	\| antt94
1.44 GHz	\| EPN profile	\| Summary	\| ASCII profile	\| GIF image	\| qmlg95