### Question
How does CABLE COMMUNICATIONS define grade B contour?


### Answer
Under *47 U.S.C. § 522*, **grade B contour** is defined as:

> the field strength of a television broadcast station computed in accordance with regulations promulgated by the Commission

#### Citation:
  - *47 U.S.C. § 522*
  - Heading: **CHAPTER 5-WIRE OR RADIO COMMUNICATION > SUBCHAPTER V&ndash;A-CABLE COMMUNICATIONS > Part I-General Provisions**

