KKRZ
| |
| Broadcast area | Northwestern Oregon, Southwestern Washington |
|---|---|
| Frequency | 100.3 MHz (HD Radio) |
| Branding | Z100 |
| Programming | |
| Format | Top 40 (CHR) |
| Subchannels | HD2: Alternative rock "Alt 102.3" |
| Affiliations | Premiere Networks KATU for traffic and weather reports |
| Ownership | |
| Owner |
|
| KEX, KFBW, KKCW, KLTH, KPOJ, KXJM | |
| History | |
First air date | May 7, 1946 (as KGW-FM on 95.3) |
Former call signs | KGW-FM (1946–1950) & (1952–1954) KQFM (1954–1983) |
Former frequencies | 95.3 MHz (1946–1947) |
Call sign meaning | K K RoZe ("Rose" as in "Rose City") |
| Technical information | |
Licensing authority | FCC |
| Facility ID | 11280 |
| Class | C |
| ERP | 100,000 watts |
| HAAT | 470 meters (1,540 ft) |
| Translators | 102.3 K272EL (Portland, relays HD2) |
| Links | |
Public license information | |
| Webcast | Listen Live Listen Live (HD2) |
| Website | z100portland.iheart.com alt1023fm.iheart.com (HD2) |
KKRZ (100.3 MHz) is a commercial FM radio station in Portland, Oregon, known as Z100. It is owned by iHeartMedia and airs a contemporary hit radio (CHR) format. The studios and offices are on SW 68th Parkway in Tigard.
KKRZ has an effective radiated power (ERP) of 100,000 watts, the maximum for most U.S. FM stations. Its transmitter site is in Portland's West Hills, off NW Skyline Boulevard.
KKRZ also transmits using HD Radio technology. Its HD2 digital subchannel carries an alternative rock format known as "Alt 102.3." That signal feeds the 99-watt FM translator K272EL on 102.3 MHz.