Universal Licensing System
WRDR644
Student Transportation of America
License details
| ULS identifier | 4176644 |
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| Call sign | WRDR644 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2019-07-04 |
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| Expiration | 2029-07-04 |
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| Frequency range | 452.2625 - 469.975 MHz (3 frequencies) |
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| Locations | 3 |
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| Representative location | Lockhart, CALDWELL, TX |
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| Coordinates | 29.8914444, -97.6625556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:03 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 452.26250000 | | | 40.000000 | 100.000000 | |
| 2 | 1 | MO | 457.26250000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO | 469.97500000 | | | 40.000000 | 40.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.26250000 | | 11K2F3E |
| 1 | 1 | 452.26250000 | | 7K60FXE |
| 2 | 1 | 457.26250000 | | 7K60FXE |
| 2 | 1 | 457.26250000 | | 11K2F3E |
| 3 | 1 | 469.97500000 | | 7K60FXE |
| 3 | 1 | 469.97500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1517 Dale Road, Lockhart, CALDWELL, TX | 29.89144444, -97.66255556 | 160.000 m | GTOWER | 30.500 m structure / 32.900 m overall | |
| 2 | T | | | | | | |
| 3 | T | Lockhart, CALDWELL, TX | 29.89144444, -97.66255556 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 32.900 m | | | | 38.800 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1517 Dale Road, Lockhart, TX | CALDWELL | 5123762405 |
| 2 | 401 Carver Street, Lockhart, TX | CALDWELL | 5123762405 |
License history
| Date | File or call sign | Action |
|---|
| 2020-04-07 | WRDR644 | LETCNS |
| 2019-07-04 | WRDR644 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4176644 | 2026-08-02 01:23:03 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDR644 | ULS 4176644 | 2026-08-02 01:23:03 |
| Status | A | ULS 4176644 | 2026-08-02 01:23:03 |
| Service | IG | ULS 4176644 | 2026-08-02 01:23:03 |
| Grant Date | 2019-07-04 | ULS 4176644 | 2026-08-02 01:23:03 |
| Expiration Date | 2029-07-04 | ULS 4176644 | 2026-08-02 01:23:03 |