Universal Licensing System
WPMR407
TTWN Networks, LLC
License details
| ULS identifier | 1145785 |
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| Call sign | WPMR407 |
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| Radio service | RP |
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| Status | A |
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| Grant date | 2021-06-02 |
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| Expiration | 2029-08-01 |
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| Frequency range | 450.1375 - 455.1375 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | DALLAS, DALLAS, TX |
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| Coordinates | 32.7801389, -96.8038889 |
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| Source archive | l_LMbcast.zip |
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| Dataset refreshed | 2026-08-02 00:37:43 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 2 | FB2 | 450.13750000 | | | 100.000000 | 384.000000 | |
| 2 | 1 | MO | 450.13750000 | | | 100.000000 | 384.000000 | |
| 1 | 1 | FB2 | 455.13750000 | | | 100.000000 | 384.000000 | |
| 2 | 1 | MO | 455.13750000 | | | 100.000000 | 384.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 450.13750000 | | 20K0F3E |
| 2 | 1 | 450.13750000 | | 20K0F3E |
| 1 | 1 | 455.13750000 | | 20K0F3E |
| 2 | 1 | 455.13750000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 901 MAIN ST, DALLAS, DALLAS, TX | 32.78013889, -96.80388889 | 130.000 m | B | 281.000 m structure / 287.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 287.000 m | | | | 0.000 | |
| 1 | 2 | T | | | | | | | |
| 2 | 1 | T | | 287.000 m | V | 6.0000 | | 0.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | | | 9727018888 |
License history
| Date | File or call sign | Action |
|---|
| 2021-06-02 | WPMR407 | LIREN |
| 2021-05-10 | WPMR407 | LETRES |
| 2019-12-31 | WPMR407 | LITRAN |
| 2019-05-01 | WPMR407 | LIASS |
| 2018-04-24 | WPMR407 | LIASS |
| 2017-08-23 | WPMR407 | LIAUA |
| 2016-05-03 | WPMR407 | LIAUA |
| 2016-05-02 | WPMR407 | ESCAPR |
| 2015-07-02 | WPMR407 | LITRAN |
| 2015-06-19 | WPMR407 | ESUAPR |
| 2013-05-14 | WPMR407 | LIREN |
| 2013-05-06 | WPMR407 | LETRES |
| 2011-07-13 | WPMR407 | LITRAN |
| 2011-07-13 | WPMR407 | LTSAPR |
| 2011-05-30 | WPMR407 | LTSAPR |
| 2011-05-28 | WPMR407 | LIAUA |
| 2011-04-29 | WPMR407 | ESUAPR |
| 2011-04-29 | WPMR407 | LIASS |
| 2010-06-15 | WPMR407 | LIASS |
| 2010-06-04 | WPMR407 | ESUAPR |
| 2009-04-23 | WPMR407 | LITRAN |
| 2009-04-15 | WPMR407 | ESUAPR |
| 2005-10-06 | WPMR407 | LIREN |
| 2005-07-20 | WPMR407 | ESUAPR |
| 2005-05-09 | WPMR407 | LETRES |
| 2001-08-25 | WPMR407 | LIAUA |
| 2001-04-25 | WPMR407 | LIAUA |
| 2001-01-01 | WPMR407 | LIASS |
| 2000-09-15 | WPMR407 | LICCNV |
| 1998-11-17 | WPMR407 | LIISS |
| 1998-11-17 | WPMR407 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1145785 | 2026-08-02 00:37:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPMR407 | ULS 1145785 | 2026-08-02 00:37:43 |
| Status | A | ULS 1145785 | 2026-08-02 00:37:43 |
| Service | RP | ULS 1145785 | 2026-08-02 00:37:43 |
| Grant Date | 2021-06-02 | ULS 1145785 | 2026-08-02 00:37:43 |
| Expiration Date | 2029-08-01 | ULS 1145785 | 2026-08-02 00:37:43 |