WNJX-TV (channel 4) is a

Spanish-language Spanish ( or , Castilian) is a Romance languages, Romance language of the Indo-European language family that evolved from colloquial Latin spoken on the Iberian peninsula. Today, it is a world language, global language with more than 500 millio ...

independent Independent or Independents may refer to: Arts, entertainment, and media Artist groups * Independents (artist group), a group of modernist painters based in the New Hope, Pennsylvania, area of the United States during the early 1930s * Independ ...

television station A television station is a set of equipment managed by a business, organisation or other entity, such as an amateur television (ATV) operator, that transmits video content and audio content via radio waves directly from a transmitter on the earth ...

licensed A license (or licence) is an official permission or permit to do, use, or own something (as well as the document of that permission or permit). A license is granted by a party (licensor) to another party (licensee) as an element of an agreeme ...

Mayagüez, Puerto Rico Mayagüez (, ) is a city and the eighth-largest municipality in Puerto Rico. It was founded as Nuestra Señora de la Candelaria de Mayagüez, and is also known as ''La Sultana del Oeste'' (The Sultaness of the West), ''Ciudad de las Aguas Pura ...

. It is a full-time

satellite A satellite or artificial satellite is an object intentionally placed into orbit in outer space. Except for passive satellites, most satellites have an electricity generation system for equipment on board, such as solar panels or radioisotope ...

San Juan San Juan, Spanish for Saint John, may refer to: Places Argentina * San Juan Province, Argentina * San Juan, Argentina, the capital of that province * San Juan, Salta, a village in Iruya, Salta Province * San Juan (Buenos Aires Underground), ...

-licensed

WAPA-TV WAPA-TV (channel 4) is a Spanish language in the United States, Spanish-language Independent station (North America), independent television station in San Juan, Puerto Rico. It is owned by :es:Hemisphere Media Group, Hemisphere Media Group, w ...

(channel 4), owned by

Hemisphere Media Group Hemisphere refers to: * A half of a sphere As half of the Earth * A hemisphere of Earth ** Northern Hemisphere ** Southern Hemisphere ** Eastern Hemisphere ** Western Hemisphere ** Land and water hemispheres * A half of the (geocentric) celestia ...

. WNJX-TV's transmitter is located at Monte del Estado in

Maricao Maricao () is a town and the second-least populous municipality of Puerto Rico; it is located at the western edge of the Cordillera Central. It is a small town set around a small square in hilly terrain, north of San Germán, Sabana Grande and ...

, while its parent station maintains studios on Avenida

Luis Vigoreaux Luis Vigoreaux Rivera (April 12, 1928 – January 17, 1983) was a Puerto Rican radio and television show host, announcer, comedian and producer. Vigoreaux was considered a pioneer in the television business in Puerto Rico, and enjoyed success ...

Guaynabo Guaynabo (, ) is a city, suburb of San Juan and municipality in the northern part of Puerto Rico, located in the northern coast of the island, north of Aguas Buenas, south of Cataño, east of Bayamón, and west of San Juan. Guaynabo is spr ...

. WNJX-TV's fourth

digital subchannel In broadcasting, digital subchannels are a method of transmitting more than one independent program stream simultaneously from the same digital radio or television station on the same radio frequency channel. This is done by using data compress ...

operates as a full-time satellite of San Juan-licensed

Telemundo Telemundo (; formerly NetSpan) is an American Spanish-language Terrestrial television, terrestrial television network owned by NBCUniversal Television and Streaming#NBCUniversal Telemundo Enterprises, NBCUniversal Telemundo Enterprises, a divi ...

owned-and-operated station In the broadcasting industry, an owned-and-operated station (frequently abbreviated as an O&O) usually refers to a television or radio station owned by the network with which it is associated. This distinguishes such a station from an affiliate ...

WKAQ-TV WKAQ-TV (channel 2) is a television station in San Juan, Puerto Rico, airing programming from the Telemundo and NBC networks. It is Owned-and-operated station, owned and operated by the Telemundo Station Group subsidiary of NBCUniversal. WKAQ-T ...

(channel 2) under a time brokerage agreement with the

Telemundo Station Group Telemundo Station Group is the division of NBCUniversal Owned TV Stations (NBCUniversal), a subsidiary of Comcast that oversees their Telemundo owned-and-operated television stations and the TeleXitos network. The NBC owned-and-operated stations ...

subsidiary of

NBCUniversal NBCUniversal Media, LLC is an American multinational mass media and entertainment conglomerate corporation owned by Comcast and headquartered at 30 Rockefeller Plaza in Midtown Manhattan, New York City, United States. NBCUniversal is primari ...

(itself a subsidiary of

Comcast Comcast Corporation (formerly known as American Cable Systems and Comcast Holdings),Before the AT&T merger in 2001, the parent company was Comcast Holdings Corporation. Comcast Holdings Corporation now refers to a subsidiary of Comcast Corpora ...

). Branded on-air as Telemundo West, this subchannel is mapped to virtual channel 2.12 rather than 4.4. WNJX-DT4's parent station maintains studios on Roosevelt Avenue in San Juan.

Digital television

Digital channels

The station's digital signal is

multiplexed In telecommunications and computer networking, multiplexing (sometimes contracted to muxing) is a method by which multiple analog or digital signals are combined into one signal over a shared medium. The aim is to share a scarce resource - a ...

Analog-to-digital conversion

WNJX-TV shut down its analog signal over

UHF Ultra high frequency (UHF) is the ITU designation for radio frequencies in the range between 300 megahertz (MHz) and 3 gigahertz (GHz), also known as the decimetre band as the wavelengths range from one meter to one tenth of a meter (on ...

channel 22, on June 12, 2009, the official date in which full-power television stations in the United States transitioned from analog to digital broadcasts under federal mandate. The station's digital signal remained on its pre-transition UHF channel 23. Through the use of

PSIP The Program and System Information Protocol (PSIP) is the MPEG (a video and audio industry group) and privately defined program-specific information originally defined by General Instrument for the DigiCipher 2 system and later extended for the A ...

, digital television receivers display the station's

virtual channel In most telecommunications organizations, a virtual channel is a method of remapping the ''program number'' as used in H.222 Program Association Tables and Program Mapping Tables to a channel number that can be entered via digits on a receiver's ...

VHF Very high frequency (VHF) is the ITU designation for the range of radio frequency electromagnetic waves (radio waves) from 30 to 300 megahertz (MHz), with corresponding wavelengths of ten meters to one meter. Frequencies immediately below VHF ...

channel 4.

References

External links

WAPA-TV
– Official website
Telemundo Puerto Rico
– Official website for Telemundo Puerto Rico * {{DEFAULTSORT:Wnjx-Tv Independent television stations in the United States Telemundo network affiliates Mayagüez, Puerto Rico Television channels and stations established in 1986 1986 establishments in the United States NJX-TV