Universal Licensing System
WRR253
O A ROBERTS CO
License details
| ULS identifier | 1833829 |
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| Call sign | WRR253 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2015-04-11 |
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| Expiration | 2025-06-07 |
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| Cancellation | 2025-08-09 |
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| Frequency range | 153.035 MHz |
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| Locations | 2 |
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| Representative location | POMONA, LOS ANGELES, CA |
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| Coordinates | 34.0483333, -117.7272778 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:18:01 |
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Licensee
| Name | O A ROBERTS CO |
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| Applicant type | C |
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| FRN | 0013093216 |
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| Location | POMONA, CA |
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| Address | 1445 E GRAND AVE, POMONA, CA, 917663806 |
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| Phone | 9096227647 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FB | 153.03500000 | | | 110.000000 | 220.000000 | |
| 2 | 1 | MO | 153.03500000 | | | 110.000000 | 110.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 153.03500000 | | 11K2F3E |
| 2 | 1 | 153.03500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1445 E GRAND, POMONA, LOS ANGELES, CA | 34.04833333, -117.72727778 | 261.000 m | B | 8.000 m structure / 14.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 14.000 m | | | | 0.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1445 E GRAND, POMONA, CA | LOS ANGELES | 9096227647 |
License history
| Date | File or call sign | Action |
|---|
| 2025-08-09 | WRR253 | LIEXP |
| 2025-03-17 | WRR253 | LETRES |
| 2015-04-11 | WRR253 | LIREN |
| 2015-03-16 | WRR253 | LETRES |
| 2012-12-19 | WRR253 | LIMOD |
| 2012-12-19 | WRR253 | LTSAPR |
| 2005-03-30 | WRR253 | LTSAPR |
| 2005-03-29 | WRR253 | LIREN |
| 2005-03-18 | WRR253 | LTSFRN |
| 2005-03-14 | WRR253 | LETRES |
| 2001-10-26 | WRR253 | AUDOPR |
| 2000-11-23 | WRR253 | LICCNV |
| 2000-06-07 | WRR253 | LIREN |
| 2000-06-07 | WRR253 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1833829 | 2026-08-02 01:18:01 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRR253 | ULS 1833829 | 2026-08-02 01:18:01 |
| Status | E | ULS 1833829 | 2026-08-02 01:18:01 |
| Service | IG | ULS 1833829 | 2026-08-02 01:18:01 |
| Grant Date | 2015-04-11 | ULS 1833829 | 2026-08-02 01:18:01 |
| Expiration Date | 2025-06-07 | ULS 1833829 | 2026-08-02 01:18:01 |
| Cancellation Date | 2025-08-09 | ULS 1833829 | 2026-08-02 01:18:01 |