KRSK (AM)

KRSK
	Portland, Oregon; United States;
Broadcast area	Portland metropolitan area
Frequency	1080 kHz
Branding	105.1 The Fan
Programming
Language	English
Format	Sports radio
Affiliations	ESPN Radio; Fox Sports Radio; Oregon Ducks; Seattle Seahawks;
Ownership
Owner	Audacy, Inc.; (Audacy License, LLC);
Sister stations	KGON; KMTT; KNRK; KRSK-FM; KWJJ-FM; KYCH-FM;
History
First air date	October 12, 1925
Former call signs	KFWV (1925–27); KWJJ (1927–97); KOTK (1997–2004); KFXX (2004–2025);
Former frequencies	1410 kHz (1925–27); 1310 kHz (1927–28); 1200 kHz (1928); 1060 kHz (1928–34); 1040 kHz (1934–41);
Call sign meaning	derived from KRSK-FM
Technical information
Licensing authority	FCC
Facility ID	57830
Class	B
Power	50,000 watts day; 9,000 watts night;
Transmitter coordinates	45°33′29.4″N 122°29′1.3″W / 45.558167°N 122.483694°W
Repeater	105.1 KRSK-FM (Molalla)
Links
Public license information	Public file; LMS;
Webcast	Listen live (via Audacy)
Website	www.audacy.com/1051thefan

KRSK (1080 kHz "105.1 The Fan") is a commercial AM radio station in Portland, Oregon. It is owned by Audacy, Inc. and runs a sports radio format. The studios and offices are on SW Bancroft Street in Portland.

KRSK is one of four sports stations in the Portland radio market, the others being co-owned KMTT, KPOJ (owned by iHeartMedia) and KXTG (owned by Connoisseur Media).