WNJX-TV
A Spanish-language television station serving western Puerto Rico as a full-time satellite of San Juan-based WAPA-TV.
Last updated August 31, 2026
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Overview
WNJX-TV is a Spanish-language television station licensed to and serving Mayagüez, Puerto Rico. The station operates as a full-time satellite of WAPA-TV, the San Juan-based flagship station of WAPA Media Group. Rather than functioning primarily as an independently programmed local broadcaster, WNJX-TV extends WAPA-TV’s programming and brand presence into western Puerto Rico, using the same principal virtual channel identity as its parent station. The station’s transmitter is located at Monte del Estado in Maricao, a location that supports coverage of the mountainous western region and surrounding communities. WAPA-TV maintains its principal studios on Avenida Luis Vigoreaux in Guaynabo, in the San Juan metropolitan area. Through this satellite relationship, viewers in and around Mayagüez can receive WAPA-TV’s Spanish-language schedule, including the programming and services distributed by the wider WAPA operation. WNJX-TV also carries a separate service on its fourth digital subchannel. WNJX-DT4 operates as a full-time satellite of WKAQ-TV, Telemundo’s Puerto Rico owned-and-operated station, under a time brokerage agreement with NBCUniversal’s Telemundo Station Group. The subchannel is branded on air as Telemundo West and is mapped by compatible digital receivers to virtual channel 2.12 rather than 4.4. This arrangement gives viewers in western Puerto Rico access to Telemundo programming through a transmission facility associated with WNJX-TV, while maintaining Telemundo’s channel identity. The station’s broadcast technology changed during the United States television industry’s transition from analog to digital transmission. WNJX-TV ended its analog broadcasts on UHF channel 22 on June 12, 2009, the federally established deadline for the full-power television transition. Its digital transmission continued on pre-transition UHF channel 23. Program and channel identification information transmitted through PSIP causes digital receivers to display the main service as virtual channel 4, matching WAPA-TV’s channel identity. WNJX-TV’s role is therefore best understood as a regional distribution outlet within Puerto Rico’s television network structure. Its primary value is geographic reach: it carries the WAPA-TV service into the Mayagüez market while its digital multiplex also provides a western distribution path for Telemundo Puerto Rico. The station’s public-facing identity is closely tied to the parent WAPA-TV brand, and its website presence is represented through WAPA’s official online platform. Available reference material does not establish a separate founding date, standalone executive team, independent financial reporting, or a distinct product portfolio for WNJX-TV.
History
WNJX-TV is a Mayagüez television station whose operating identity is defined by its relationship with WAPA-TV. The station functions as a full-time satellite of WAPA-TV, allowing the San Juan-based broadcaster to distribute its Spanish-language service to audiences in western Puerto Rico. WNJX-TV’s transmission facilities are located at Monte del Estado in Maricao, while WAPA-TV’s principal studios are located on Avenida Luis Vigoreaux in Guaynabo. This arrangement reflects the common broadcast-network model in which a regional transmitter carries the programming of a larger originating station rather than developing a fully separate schedule. The station’s current digital configuration also includes a second network relationship. Its fourth digital subchannel, WNJX-DT4, is a full-time satellite of WKAQ-TV, the Telemundo-owned station serving Puerto Rico. The subchannel is operated under a time brokerage agreement with NBCUniversal’s Telemundo Station Group and is marketed on air as Telemundo West. Although carried through WNJX-TV’s digital facilities, it uses Telemundo’s virtual-channel identity and is mapped to channel 2.12 instead of 4.4. The arrangement provides Telemundo Puerto Rico with a western distribution outlet while preserving the technical and branding distinctions between the WAPA and Telemundo services. WNJX-TV also participated in the United States transition from analog to digital television. Its analog service on UHF channel 22 ended on June 12, 2009, the official nationwide transition date for full-power television stations. The station’s digital signal remained on UHF channel 23, its pre-transition digital assignment. Through the Program and System Information Protocol, or PSIP, digital receivers identify the principal service with virtual channel 4, corresponding to the WAPA-TV channel identity familiar to viewers. The station’s history is consequently more closely associated with service distribution, transmission coverage, and network affiliation than with a separately documented local programming brand. Public reference material identifies its Mayagüez license area, Maricao transmitter, WAPA-TV satellite role, Telemundo West subchannel, and digital-transition milestones, but does not provide a separately documented founding year, founder, leadership roster, financial history, or major standalone corporate events. WNJX-TV remains an active broadcast outlet within the Puerto Rican television market.
- 2009
Analog transmission ended
[1]WNJX-TV shut down its analog signal on UHF channel 22 on June 12, 2009, as part of the United States full-power television transition to digital broadcasting.
- 2009
Digital service continued on UHF channel 23
[1]Following the analog shutdown, the station retained its digital transmission on pre-transition UHF channel 23. PSIP made the main service appear to viewers as virtual channel 4.
Telemundo West added to the digital multiplex
[1]WNJX-DT4 became a full-time satellite of WKAQ-TV under a time brokerage agreement with NBCUniversal’s Telemundo Station Group. The service was branded Telemundo West and mapped to virtual channel 2.12.
Products and positioning
A regional broadcast outlet that extends WAPA-TV’s Spanish-language television service across western Puerto Rico while also carrying a Telemundo service on a digital subchannel.
Spanish-language broadcast television
WNJX-TV main service
The station’s principal service is a Spanish-language television signal serving Mayagüez and western Puerto Rico. It operates as a full-time satellite of WAPA-TV and uses virtual channel 4, extending the WAPA-TV service beyond the San Juan market through WNJX-TV’s transmitter at Monte del Estado in Maricao.
Digital television subchannel
Telemundo West
Telemundo West is the on-air brand for WNJX-DT4, a full-time satellite of WKAQ-TV, Telemundo’s Puerto Rico owned-and-operated station. It is carried under a time brokerage agreement with NBCUniversal’s Telemundo Station Group and is mapped to virtual channel 2.12 rather than the station’s fourth numeric subchannel position.
Sources2 sources
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