| Callsign: | WSJN-CD |
| Branding: | CTNi Puerto Rico |
| Digital: | 22 (UHF) (shared with WELU) |
| Virtual: | 8, 20, 44, 60 |
| Translators: | WQSJ-CD 20.1 (Quebradillas) |
| Affiliations: | CTNi |
| Airdate: | 1990 |
| Location: | San Juan, Puerto Rico |
| Callsign Meaning: | San Juan |
| Owner: | Senda Educational Broadcasting, Inc. |
| Operator: | Christian Television Network, Inc. |
| Licensee: | Wanda Rolon |
| Sister Stations: | WELU, WUSP-LD, WVQS-LD |
| Former Affiliations: | Religious Independent (1990-2013) |
| Erp: | 12.7 kW |
| Haat: | 3270NaN0 |
| Class: | Digital Class A |
| Facility Id: | 48239 |
WSJN-CD (channel 20) is a Class A CTNi-operated television station licensed to San Juan, Puerto Rico. The station is owned by Wanda Rolon and operated by Christian Television Network, along with satellite station WQSJ-CD (channel 20) in Quebradillas, Puerto Rico. WSJN-CD shares transmitter facilities with WELU (channel 34) at the Monte Renovados La Peña in Bayamon. The station has its studios and offices located at Barrio Piñas in Toa Alta.
WSJN-CD began operations in 1990, and it was owned by Ministerio Codech en Avance, Inc. Prior to this, WSJN-CD and WQSJ-CD were affiliated with Telecadena SBN between 1999 and 2013. In 2013, the stations switched affiliations to the CTNi Television Network.
WSJN-CD's digital signal is multiplexed:
| Channel | Video | Aspect | Short name | Programming[1] |
|---|---|---|---|---|
| 8.1 | TIVA-TV | Simulcast of WRUA / Tiva TV | ||
| 20.1 | CTNi-DT | Main WSJN-CD programming / CTNi | ||
| 20.2 | CTN | CTN | ||
| 44.1 | W44CK-D | Simulcast of W10DD-D / 3ABN Latino | ||
| 60.1 | FARO TV | Lighthouse TV |
WQSJ-CD's digital signal is multiplexed:
| Channel | Video | Aspect | Short name | Programming[2] |
|---|---|---|---|---|
| 8.1 | TIVA-TV | Simulcast of WRUA / Tiva TV | ||
| 20.1 | CTNi-DT | Main WQSJ-CD programming / CTNi | ||
| 20.2 | CTN | CTN | ||
| 44.1 | W44CK-D | Simulcast of W10DD-D / 3ABN Latino | ||
| 60.1 | FARO TV | Lighthouse TV |