Universal Licensing System
WRTU688
Cal.net, Inc.
License details
| ULS identifier | 4640324 |
|---|
| Call sign | WRTU688 |
|---|
| Radio service | CF |
|---|
| Status | A |
|---|
| Grant date | 2022-07-26 |
|---|
| Expiration | 2032-07-26 |
|---|
| Frequency range | 17900 - 19620 MHz (2 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | MERCED, MERCED, CA |
|---|
| Coordinates | 37.2686111, -120.4342500 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:47:13 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 19620.00000000 | | | | | |
| 1 | 2 | FXO | 19620.00000000 | | | | | |
| 1 | 2 | FXO | 19620.00000000 | | | | | |
| 1 | 2 | FXO | 19620.00000000 | | | | | |
| 1 | 2 | FXO | 19620.00000000 | | | | | |
| 1 | 2 | FXO | 19620.00000000 | | | | | |
| 1 | 2 | FXO | 19620.00000000 | | | | | |
| 1 | 2 | FXO | 19620.00000000 | | | | | |
| 1 | 2 | FXO | 19620.00000000 | | | | | |
| 1 | 2 | FXO | 19620.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17900.00000000 | | 80M0D7W |
| 1 | 1 | 17900.00000000 | | 80M0D7W |
| 1 | 1 | 17900.00000000 | | 80M0D7W |
| 1 | 1 | 17900.00000000 | | 80M0D7W |
| 1 | 1 | 17900.00000000 | | 80M0D7W |
| 1 | 1 | 17900.00000000 | | 80M0D7W |
| 1 | 1 | 17900.00000000 | | 80M0D7W |
| 1 | 1 | 17900.00000000 | | 80M0D7W |
| 1 | 1 | 17900.00000000 | | 80M0D7W |
| 1 | 1 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 19620.00000000 | | 80M0D7W |
| 1 | 2 | 19620.00000000 | | 80M0D7W |
| 1 | 2 | 19620.00000000 | | 80M0D7W |
| 1 | 2 | 19620.00000000 | | 80M0D7W |
| 1 | 2 | 19620.00000000 | | 80M0D7W |
| 1 | 2 | 19620.00000000 | | 80M0D7W |
| 1 | 2 | 19620.00000000 | | 80M0D7W |
| 1 | 2 | 19620.00000000 | | 80M0D7W |
| 1 | 2 | 19620.00000000 | | 80M0D7W |
| 1 | 2 | 19620.00000000 | | 80M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1392 Healy Road (Hwy 99/Merced South #830754.9), MERCED, MERCED, CA | 37.26861111, -120.43425000 | 54.900 m | LTOWER | 48.800 m structure / 54.900 m overall | |
| 2 | R | | 37.31575000, -120.36938889 | 64.600 m | | | |
| 3 | R | | 37.29200000, -120.51258333 | 47.400 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RFS SCX2-190B | | S | 39.0000 | 47.7000 | | |
| 1 | 2 | R | RFS SCX2-190B | | | 39.0000 | | | |
| 1 | 3 | R | RFS SCX2-190B | | | 39.0000 | | | |
| 2 | 1 | T | RFS SCX2-190B | | S | 39.0000 | 290.5000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2022-07-26 | WRTU688 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4640324 | 2026-08-02 02:47:13 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTU688 | ULS 4640324 | 2026-08-02 02:47:13 |
| Status | A | ULS 4640324 | 2026-08-02 02:47:13 |
| Service | CF | ULS 4640324 | 2026-08-02 02:47:13 |
| Grant Date | 2022-07-26 | ULS 4640324 | 2026-08-02 02:47:13 |
| Expiration Date | 2032-07-26 | ULS 4640324 | 2026-08-02 02:47:13 |