Universal Licensing System
WRFK257
Wi-Fiber of Arizona LLC
License details
| ULS identifier | 4263488 |
|---|
| Call sign | WRFK257 |
|---|
| Radio service | MG |
|---|
| Status | A |
|---|
| Grant date | 2020-03-18 |
|---|
| Expiration | 2030-03-18 |
|---|
| Frequency range | 10915 - 11405 MHz (2 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | Phoenix, MARICOPA, AZ |
|---|
| Coordinates | 33.6191944, -112.1206944 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:47:38 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 3 | FXO | 10915.00000000 | | | | | |
| 1 | 4 | FXO | 10915.00000000 | | | | | |
| 1 | 3 | FXO | 11405.00000000 | | | | | |
| 1 | 4 | FXO | 11405.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 3 | 10915.00000000 | | 77M0D7D |
| 1 | 3 | 10915.00000000 | | 77M0D7D |
| 1 | 3 | 10915.00000000 | | 77M0D7D |
| 1 | 3 | 10915.00000000 | | 77M0D7D |
| 1 | 3 | 10915.00000000 | | 77M0D7D |
| 1 | 3 | 10915.00000000 | | 77M0D7D |
| 1 | 3 | 10915.00000000 | | 77M0D7D |
| 1 | 3 | 10915.00000000 | | 77M0D7D |
| 1 | 4 | 10915.00000000 | | 77M0D7D |
| 1 | 4 | 10915.00000000 | | 77M0D7D |
| 1 | 4 | 10915.00000000 | | 77M0D7D |
| 1 | 4 | 10915.00000000 | | 77M0D7D |
| 1 | 4 | 10915.00000000 | | 77M0D7D |
| 1 | 4 | 10915.00000000 | | 77M0D7D |
| 1 | 4 | 10915.00000000 | | 77M0D7D |
| 1 | 4 | 10915.00000000 | | 77M0D7D |
| 1 | 3 | 11405.00000000 | | 77M0D7D |
| 1 | 3 | 11405.00000000 | | 77M0D7D |
| 1 | 3 | 11405.00000000 | | 77M0D7D |
| 1 | 3 | 11405.00000000 | | 77M0D7D |
| 1 | 3 | 11405.00000000 | | 77M0D7D |
| 1 | 3 | 11405.00000000 | | 77M0D7D |
| 1 | 3 | 11405.00000000 | | 77M0D7D |
| 1 | 3 | 11405.00000000 | | 77M0D7D |
| 1 | 4 | 11405.00000000 | | 77M0D7D |
| 1 | 4 | 11405.00000000 | | 77M0D7D |
| 1 | 4 | 11405.00000000 | | 77M0D7D |
| 1 | 4 | 11405.00000000 | | 77M0D7D |
| 1 | 4 | 11405.00000000 | | 77M0D7D |
| 1 | 4 | 11405.00000000 | | 77M0D7D |
| 1 | 4 | 11405.00000000 | | 77M0D7D |
| 1 | 4 | 11405.00000000 | | 77M0D7D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2540 N 29th Ave, Phoenix, MARICOPA, AZ | 33.61919444, -112.12069444 | 396.000 m | B | 21.000 m structure / 22.000 m overall | |
| 2 | R | | 33.44188889, -112.27144444 | 307.400 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 3 | 1 | T | Jirous JRMB-900-10/11 | | V | 37.5000 | 215.4000 | | |
| 3 | 2 | R | Jirous JRMB-900-10/11 | | | 37.5000 | | | |
| 4 | 1 | T | Jirous JRMB-900-10/11 | | H | 37.5000 | 215.4000 | | |
| 4 | 2 | R | Jirous JRMB-900-10/11 | | | 37.5000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-02-28 | WRFK257 | LIASS |
| 2021-11-01 | WRFK257 | FRATRE |
| 2021-10-27 | WRFK257 | LETTRS |
| 2021-10-27 | WRFK257 | PNLISR |
| 2021-06-22 | WRFK257 | LETCNS |
| 2020-03-18 | WRFK257 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4263488 | 2026-08-02 02:47:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRFK257 | ULS 4263488 | 2026-08-02 02:47:38 |
| Status | A | ULS 4263488 | 2026-08-02 02:47:38 |
| Service | MG | ULS 4263488 | 2026-08-02 02:47:38 |
| Grant Date | 2020-03-18 | ULS 4263488 | 2026-08-02 02:47:38 |
| Expiration Date | 2030-03-18 | ULS 4263488 | 2026-08-02 02:47:38 |