KOPB-FM

Last updated

KOPB-FM
Broadcast areaNorthwest Oregon - Southwest Washington
Frequency 91.5 MHz (HD Radio)
BrandingOPB Radio
Programming
Format Public Radio - News - Talk
Affiliations
Ownership
Owner Oregon Public Broadcasting
History
First air date
April 30, 1962 (1962-04-30)
Former call signs
KOAP-FM (1962–1989)
Former frequencies
92.3 MHz (1962–1963)
Call sign meaning
Oregon Public Broadcasting
Technical information [1]
Licensing authority
 FCC
Facility ID 50607
Class C0
ERP 73,000 watts
HAAT 470 meters (1,540 ft)
Links
Public license information
Webcast Listen live
Website opb.org

KOPB-FM (91.5 FM) is a non-commercial, listener-supported radio station licensed to Portland, Oregon. It is owned by Oregon Public Broadcasting and airs a public radio news and talk format. It is a member station of National Public Radio (NPR), American Public Media, the Public Radio Exchange (PRX), and airs the BBC World Service overnight. KOPB-FM serves as the flagship station for OPB, simulcast on multiple stations and FM translators in Oregon. It is a primary entry point station for the Emergency Alert System.

Contents

KOPB-FM is a Class C0 station with an effective radiated power (ERP) of 73,000 watts. [2] The transmitter is off NW Skyline Boulevard, inside Forest Park in Portland.

History

The station signed on the air on April 30, 1962, replacing KEX-FM. [3] Its original call sign was KOAP-FM and it broadcast at 92.3 on the FM dial. The following year, it moved to 91.5 MHz, in the section of the FM band set aside for non-commercial stations. In 1967, the commercial station that today is KGON began broadcasting at 92.3 MHz.

KOAP-FM changed its call letters to KOPB-FM in 1989 to identify with Oregon Public Broadcasting, its parent company.

References

  1. ↑ "Facility Technical Data for KOPB-FM". Licensing and Management System. Federal Communications Commission.
  2. ↑ FCC.gov/KOPB-FM
  3. ↑ Murphy, Francis (April 30, 1962). "Behind The Mike". The Oregonian. Portland, Oregon. p. 2:11. Retrieved December 5, 2025– via Newspapers.com.

45°31′19″N122°44′49″W / 45.522°N 122.747°W / 45.522; -122.747


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