 There is also continuing debate about the proper use of negative feedback in amplifier design . Controversies There is substantial controversy on   the subject of audiophile components;
<meaning-changed>  There is also continuing debate about the proper use of negative feedback in amplifier design . Controversies There is substantial controversy on   the subject of audiophile components;
 There is also continuing debate about the proper use of negative feedback in amplifier design . Controversies There is substantial controversy on The direction and intensity of the output of a loudspeaker, called dispersion or polar response, has a large effect on its sound. Various methods are employed to control the dispersion. These methods include monopolar, bipolar, dipolar, 360-degree, horn, waveguide, and line source. These terms refer to the configuration and arrangement of the subject of audiophile components;