Universal Licensing System
WRFM551
Clearwire Spectrum Holdings III LLC
License details
| ULS identifier | 4267398 |
|---|
| Call sign | WRFM551 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 2020-03-30 |
|---|
| Expiration | 2030-03-30 |
|---|
| Cancellation | 2021-08-24 |
|---|
| Frequency range | 21825 - 21875 MHz (2 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | Denton, DENTON, TX |
|---|
| Coordinates | 33.2155556, -97.1250000 |
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| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:44:51 |
|---|
Licensee
| Name | Clearwire Spectrum Holdings III LLC |
|---|
| Applicant type | L |
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| FRN | 0018399998 |
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| Location | Reston, VA |
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| Address | 12502 Sunrise Valley Drive, M/S: VARESA0209, Reston, VA, 20196 |
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| Phone | 8005728256 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0G7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0G7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 612 E McKinney, Denton, DENTON, TX | 33.21555556, -97.12500000 | 186.000 m | MTOWER | 18.300 m structure / 18.300 m overall | |
| 2 | R | | 33.20666667, -97.13361111 | 192.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RFS SB1-220CIPN | | H | 35.8000 | 219.2000 | | |
| 1 | 2 | R | RFS SB1-220CIPN | | | 35.8000 | 0.0000 | | |
| 2 | 1 | T | RFS SB1-220CIPN | | V | 35.8000 | 219.2000 | | |
| 2 | 2 | R | RFS SB1-220CIPN | | | 35.8000 | 0.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2021-08-25 | WRFM551 | LICAN |
| 2021-06-29 | WRFM551 | LETCNS |
| 2020-06-30 | WRFM551 | LITRAN |
| 2020-03-30 | WRFM551 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4267398 | 2026-08-02 02:44:51 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRFM551 | ULS 4267398 | 2026-08-02 02:44:51 |
| Status | C | ULS 4267398 | 2026-08-02 02:44:51 |
| Service | CF | ULS 4267398 | 2026-08-02 02:44:51 |
| Grant Date | 2020-03-30 | ULS 4267398 | 2026-08-02 02:44:51 |
| Expiration Date | 2030-03-30 | ULS 4267398 | 2026-08-02 02:44:51 |
| Cancellation Date | 2021-08-24 | ULS 4267398 | 2026-08-02 02:44:51 |