GroundRules
47 CFR 22.759: Power limit for BETRS.
Where this section sits in the code
- Title 47—Telecommunication
- CHAPTER I—FEDERAL COMMUNICATIONS COMMISSION
- SUBCHAPTER B—COMMON CARRIER SERVICES
- PART 22—PUBLIC MOBILE SERVICES
- Subpart F—Rural Radiotelephone Service
The effective radiated power of central office and rural subscriber station transmitters used in basic exchange telephone radio systems must not exceed the limits in this section.
(a) Maximum ERP. The effective radiated power (ERP) of central office and rural subscriber station transmitters in BETRS must not exceed the applicable limits in this paragraph under any circumstances.
Frequency range (MHz) Maximum ERP (watts)
152-153 1400
157-159 150
454-455 3500
459-460 150
(b) Height-power limit. The ERP of central office stations in BETRS must not exceed the amount calculated as follows:
ERPw = 557,418 ÷ hm2
where ERPw is the effective radiated power in Watts
hm is the average (eight cardinal radial) antenna height above average terrain in meters
Collected 2026-08-27T02:26:28Z. Source file · JSON