Sec. 73.603 Numerical designation of television channels.
Sec. 73.624(b), (c) and (g) Digital television broadcast stations. 
Section 73.624(b) will apply only to the extent that such stations must 
also transmit at least one over-the-air video program signal at no 
direct charge to viewers of the digital Class A station
Sec. 73.635 Use of common antenna site.
Sec. 73.642 Subscription TV service.
Sec. 73.643 Subscription TV operating requirements.
Sec. 73.644 Subscription TV transmission systems.
Sec. 73.646 Telecommunications Service on the Vertical Blanking 
Interval and in the Visual Signal.
Sec. 73.653 Operation of TV aural and visual transmitters.
Sec. 73.658 Affiliation agreements and network program practice; 
territorial exclusivity in non-network program arrangements.
Sec. 73.664 Determining operating power.
Sec. 73.665 Use of TV aural baseband subcarriers.
Sec. 73.667 TV subsidiary communications services.

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