Universal Licensing System
WRCK420
AT&T Mobility Spectrum LLC
License details
| ULS identifier | 4094381 |
|---|
| Call sign | WRCK420 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 2018-10-24 |
|---|
| Expiration | 2028-10-24 |
|---|
| Cancellation | 2020-03-02 |
|---|
| Frequency range | 5974.85 - 11155 MHz (4 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | PESCADERO, SAN MATEO, CA |
|---|
| Coordinates | 37.1929722, -122.3684167 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:47:18 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 5974.85000000 | | | | | |
| 1 | 1 | FXO | 6152.75000000 | | | | | |
| 1 | 2 | FXO | 10755.00000000 | | | | | |
| 1 | 2 | FXO | 11155.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 5974.85000000 | | 30M0D7W |
| 1 | 1 | 6152.75000000 | | 30M0D7W |
| 1 | 2 | 10755.00000000 | | 30M0D7W |
| 1 | 2 | 11155.00000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 440 Pigeon Point Road, PESCADERO, SAN MATEO, CA | 37.19297222, -122.36841667 | 150.900 m | GTOWER | 12.200 m structure / 17.400 m overall | |
| 2 | R | | 37.56144444, -122.47797222 | 568.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | ANDREW CORPORATION HP8-611D | | V | 41.3000 | 346.7000 | | |
| 1 | 2 | R | ANDREW CORPORATION HP10-611E | | | 43.0000 | | | |
| 2 | 1 | T | ANDREW CORPORATION HP8-611D | | V | 44.7000 | 346.7000 | | |
| 2 | 2 | R | ANDREW CORPORATION HP10-611E | | | 45.8000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2020-03-03 | WRCK420 | LICAN |
| 2020-01-28 | WRCK420 | LETCNS |
| 2018-10-24 | WRCK420 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4094381 | 2026-08-02 02:47:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRCK420 | ULS 4094381 | 2026-08-02 02:47:18 |
| Status | C | ULS 4094381 | 2026-08-02 02:47:18 |
| Service | CF | ULS 4094381 | 2026-08-02 02:47:18 |
| Grant Date | 2018-10-24 | ULS 4094381 | 2026-08-02 02:47:18 |
| Expiration Date | 2028-10-24 | ULS 4094381 | 2026-08-02 02:47:18 |
| Cancellation Date | 2020-03-02 | ULS 4094381 | 2026-08-02 02:47:18 |