View all text of Subpart J [§ 73.6000 - § 73.6030]
§ 73.6010 - Class A TV station protected contour.
(a)-(b) [Reserved]
(c) A Class A TV station will be protected from interference within the following predicted signal contours:
(1) 43 dBu for stations on Channels 2 through 6;
(2) 48 dBu for stations on Channels 7 through 13; and
(3) 51 dBu for stations on Channels 14 through 36.
(d) The Class A TV station protected contour is calculated from the effective radiated power and antenna height above average terrain, using the F(50,90) signal propagation method specified in § 73.619(b)(1).
(e) A digital Class A DTS station will be protected from interference within its Class A DTS protected area as defined by § 73.6023(d).