Universal Licensing System
WRTG881
Schlumberger
License details
| ULS identifier | 4622276 |
|---|
| Call sign | WRTG881 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2022-06-15 |
|---|
| Expiration | 2032-06-15 |
|---|
| Frequency range | 451.2375 - 466.9125 MHz (7 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | HOUSTON, HARRIS, TX |
|---|
| Coordinates | 29.7138333, -95.5643889 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:23:47 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | MO | 451.23750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 451.53750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 452.86250000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 456.23750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 456.53750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 461.91250000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | MO | 461.91250000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 466.91250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 451.23750000 | | 7K60FXE |
| 3 | 1 | 451.53750000 | | 7K60FXE |
| 3 | 1 | 452.86250000 | | 7K60FXE |
| 3 | 1 | 456.23750000 | | 7K60FXE |
| 3 | 1 | 456.53750000 | | 7K60FXE |
| 1 | 1 | 461.91250000 | | 7K60FXE |
| 2 | 1 | 461.91250000 | | 7K60FXE |
| 2 | 1 | 466.91250000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 5950 N COURSE DRIVE, HOUSTON, HARRIS, TX | 29.71383333, -95.56438889 | 23.000 m | B | 12.200 m structure / 15.200 m overall | |
| 2 | T | | | | | | |
| 3 | T | HOUSTON, HARRIS, TX | 29.71383333, -95.56438889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 15.200 m | | | | 15.800 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 5950 N. COURSE DR, HOUSTON, TX | HARRIS | 2815611300 |
License history
| Date | File or call sign | Action |
|---|
| 2023-04-25 | WRTG881 | LETCNS |
| 2023-03-13 | WRTG881 | LETCNS |
| 2022-07-25 | WRTG881 | LIMOD |
| 2022-06-15 | WRTG881 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4622276 | 2026-08-02 01:23:47 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTG881 | ULS 4622276 | 2026-08-02 01:23:47 |
| Status | A | ULS 4622276 | 2026-08-02 01:23:47 |
| Service | IG | ULS 4622276 | 2026-08-02 01:23:47 |
| Grant Date | 2022-06-15 | ULS 4622276 | 2026-08-02 01:23:47 |
| Expiration Date | 2032-06-15 | ULS 4622276 | 2026-08-02 01:23:47 |