KUAZ and KUAZ-FM are

public In public relations and communication science, publics are groups of individual people, and the public (a.k.a. the general public) is the totality of such groupings. This is a different concept to the sociological concept of the ''Öffentlichkei ...

radio station Radio broadcasting is transmission of audio (sound), sometimes with related metadata, by radio waves to radio receivers belonging to a public audience. In terrestrial radio broadcasting the radio waves are broadcast by a land-based radio ...

s in

Tucson, Arizona , "(at the) base of the black ill , nicknames = "The Old Pueblo", "Optics Valley", "America's biggest small town" , image_map = , mapsize = 260px , map_caption = Interactive map ...

, owned by the

University of Arizona The University of Arizona (Arizona, U of A, UArizona, or UA) is a public land-grant research university in Tucson, Arizona. Founded in 1885 by the 13th Arizona Territorial Legislature, it was the first university in the Arizona Territory. T ...

. KUAZ transmits on 1550

kHz The hertz (symbol: Hz) is the unit of frequency in the International System of Units (SI), equivalent to one event (or cycle) per second. The hertz is an SI derived unit whose expression in terms of SI base units is s−1, meaning that on ...

on the AM dial, and KUAZ-FM is at 89.1

MHz The hertz (symbol: Hz) is the unit of frequency in the International System of Units (SI), equivalent to one event (or cycle) per second. The hertz is an SI derived unit whose expression in terms of SI base units is s−1, meaning that one he ...

on the FM dial. The stations

simulcast Simulcast (a portmanteau of simultaneous broadcast) is the broadcasting of programmes/programs or events across more than one resolution, bitrate or medium, or more than one service on the same medium, at exactly the same time (that is, simultane ...

radio format A radio format or programming format (not to be confused with broadcast programming) describes the overall content broadcast on a radio station. The radio format emerged mainly in the United States in the 1950s, at a time when Radio broadcasting, ...

of news and information, as a member of

National Public Radio National Public Radio (NPR, stylized in all lowercase) is an American privately and state funded nonprofit media organization headquartered in Washington, D.C., with its NPR West headquarters in Culver City, California. It differs from other n ...

. KUAZ-AM-FM carry such popular NPR shows as "

All Things Considered ''All Things Considered'' (''ATC'') is the flagship news program on the American network National Public Radio (NPR). It was the first news program on NPR, premiering on May 3, 1971. It is broadcast live on NPR affiliated stations in the United ...

," "

Morning Edition ''Morning Edition'' is an American radio news program produced and distributed by NPR. It airs weekday mornings (Monday through Friday) and runs for two hours, and many stations repeat one or both hours. The show feeds live from 5:00 to 9:00 AM ...

," " 1A" and "

Fresh Air with Terry Gross ''Fresh Air'' is an American radio talk show broadcast on National Public Radio stations across the United States since 1985. It is produced by WHYY-FM in Philadelphia, Pennsylvania. The show's host is Terry Gross. , the show was syndicated to 6 ...

." By day, 1550 KUAZ is powered at 50,000

watt The watt (symbol: W) is the unit of power or radiant flux in the International System of Units (SI), equal to 1 joule per second or 1 kg⋅m2⋅s−3. It is used to quantify the rate of energy transfer. The watt is named after James Wa ...

s, the maximum for AM stations. But because 1550 AM is a clear channel frequency reserved for Mexico and Canada, KUAZ is a

daytimer A clear-channel station is an AM radio station in North America that has the highest protection from interference from other stations, particularly concerning night-time skywave propagation. The system exists to ensure the viability of cross-coun ...

, required to go off the air at night to avoid interference. The

transmitter In electronics and telecommunications, a radio transmitter or just transmitter is an electronic device which produces radio waves with an antenna (radio), antenna. The transmitter itself generates a radio frequency alternating current, which i ...

is off

Interstate 10 Interstate 10 (I-10) is the southernmost cross-country highway in the American Interstate Highway System. I-10 is the fourth-longest Interstate in the United States at , following I-90, I-80, and I-40. This freeway is part of the originally pl ...

near the Tucson Premium Outlets Mall in

Marana Marana may refer to: * Maraña, a village in León, Spain * Maraṇa, the Pali/Sanskrit term for death * Marana, Arizona, a town in Pima County, Arizona, United States * Marana, Estonia, a village in Estonia * Marana, Syria, a village in Syria ...

. KUAZ-FM has an

effective radiated power Effective radiated power (ERP), synonymous with equivalent radiated power, is an IEEE standardized definition of directional radio frequency (RF) power, such as that emitted by a radio transmitter. It is the total power in watts that would hav ...

(ERP) of 1,600

s. The FM transmitter is on Tumamoc Hill Road in Tucson. Programming is also heard on KUAS-FM at 88.9 MHz in

Sierra Vista Sierra Vista is a city in Cochise County, Arizona, United States. According to the 2020 Census, the population of the city is 45,308, and is the 27th most populous city in Arizona. The city is part of the Sierra Vista-Douglas Metropolitan Are ...

, as well as two

FM translator A broadcast relay station, also known as a satellite station, relay transmitter, broadcast translator (U.S.), re-broadcaster (Canada), repeater (two-way radio) or complementary station (Mexico), is a broadcast transmitter which repeats (or tran ...

s that fill in service gaps around Tucson and Southeastern Arizona.

History

As a

construction permit Planning permission or developmental approval refers to the approval needed for construction or expansion (including significant renovation), and sometimes for demolition, in some jurisdictions. It is usually given in the form of a building perm ...

, 1550 AM began as KSWC, but changed its

call sign In broadcasting and radio communications, a call sign (also known as a call name or call letters—and historically as a call signal—or abbreviated as a call) is a unique identifier for a transmitter station. A call sign can be formally assigne ...

to KFIF before signing on the air on . It was owned by the Southwest Broadcasting Corporation. In 1967, John B. Walton, who had bought KFIF in 1965, also bought a station at 580 AM, which he would christen KIKX. The station on 580 could operate 24 hours a day. Walton then donated 1550 AM to the University of Arizona. The station became KUAT on October 7, 1968. KUAT initially had a format of

classical music Classical music generally refers to the art music of the Western world, considered to be distinct from Western folk music or popular music traditions. It is sometimes distinguished as Western classical music, as the term "classical music" also ...

and

jazz Jazz is a music genre that originated in the African-American communities of New Orleans, Louisiana in the late 19th and early 20th centuries, with its roots in blues and ragtime. Since the 1920s Jazz Age, it has been recognized as a major ...

. When

KUAT-FM KUAT-FM is a radio station in Tucson, Arizona, United States. One of two radio services operated by the University of Arizona (UA) through its Arizona Public Media arm, it broadcasts a classical format throughout Southern Arizona. Studios are in t ...

went on the air in 1975, the FM played all classical music and the AM went all jazz. The U of A put 89.1 FM on the air in Sierra Vista on April 27, 1992. It took the call sign KUAZ-FM, so as to distinguish itself from KUAT-FM. The AM station adopted the KUAZ calls on August 11, 2000.

Repeaters

On October 11, 2018, after an 11-year process, KUAS-FM 88.9 came to air for the first time, broadcasting to Sierra Vista, Bisbee, Benson, Huachuca City, and Douglas. Previously, Sierra Vista received KUAZ via translator K217GI (91.3 MHz). A second translator, K283DC at 104.5 MHz, fills service gaps in the Catalina and Saddlebrooke areas to the north of Tucson and began operating in 2019.

References

External links

KUAZ official website
* * * * * {{Daytime-only radio stations in Arizona NPR member stations

UAZ UAZ or Ulyanovsky Avtomobilny Zavod (russian: Ульяновский Автомобильный Завод, УАЗ, Ulyanovsky Avtomobilny Zavod, UAZ, Ulyanovsk Automobile Plant, UAZ) is an automobile manufacturer based in Ulyanovsk, Russia, ...

Radio stations established in 1961 1961 establishments in Arizona

University of Arizona