Universal Licensing System
WNDU635
ESM CORPORATION DBA AMERICAN CAB COMPANY
License details
| ULS identifier | 1922122 |
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| Call sign | WNDU635 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2013-02-13 |
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| Expiration | 2023-04-19 |
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| Cancellation | 2023-07-15 |
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| Frequency range | 452.4 - 457.4 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | SAN DIEGO, SAN DIEGO, CA |
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| Coordinates | 32.5950556, -116.8450278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:27 |
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Licensee
| Name | ESM CORPORATION DBA AMERICAN CAB COMPANY |
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| Applicant type | C |
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| FRN | 0006198444 |
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| Location | SAN DIEGO, CA |
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| Address | 1540 National Avenue, SAN DIEGO, CA, 92113 |
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| Phone | 6192341111 |
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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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| 2 | 1 | FB2 | 452.40000000 | | | 40.000000 | 252.000000 | |
| 1 | 1 | FX1 | 457.40000000 | | | 25.000000 | 45.000000 | |
| 3 | 1 | MO | 457.40000000 | | | 60.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 452.40000000 | | 20K0F3E |
| 2 | 1 | 452.40000000 | | 11K2F3E |
| 1 | 1 | 457.40000000 | | 20K0F3E |
| 1 | 1 | 457.40000000 | | 11K2F3E |
| 3 | 1 | 457.40000000 | | 20K0F3E |
| 3 | 1 | 457.40000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CA | | | | | |
| 2 | T | OTAY MOUNTAIN, SAN DIEGO, SAN DIEGO, CA | 32.59505556, -116.84502778 | 1086.000 m | | | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 6.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1540 National Avenue, SAN DIEGO, CA | SAN DIEGO | 6192341111 |
License history
| Date | File or call sign | Action |
|---|
| 2023-07-15 | WNDU635 | LIEXP |
| 2013-02-13 | WNDU635 | LIREN |
| 2013-01-21 | WNDU635 | LETRES |
| 2012-07-20 | WNDU635 | LIMOD |
| 2012-06-08 | WNDU635 | ESCAPR |
| 2006-02-23 | WNDU635 | LIAUA |
| 2006-02-22 | WNDU635 | ESCAPR |
| 2003-03-01 | WNDU635 | LIAUA |
| 2003-02-20 | WNDU635 | LIREN |
| 2003-01-21 | WNDU635 | LETRES |
| 2002-12-03 | WNDU635 | LIAUA |
| 2002-11-21 | WNDU635 | LIAUA |
| 2002-04-08 | WNDU635 | AUDOPR |
| 2000-11-24 | WNDU635 | LICCNV |
| 1998-02-05 | WNDU635 | AUTHPR |
| 1998-02-05 | WNDU635 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1922122 | 2026-08-02 01:15:27 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNDU635 | ULS 1922122 | 2026-08-02 01:15:27 |
| Status | E | ULS 1922122 | 2026-08-02 01:15:27 |
| Service | IG | ULS 1922122 | 2026-08-02 01:15:27 |
| Grant Date | 2013-02-13 | ULS 1922122 | 2026-08-02 01:15:27 |
| Expiration Date | 2023-04-19 | ULS 1922122 | 2026-08-02 01:15:27 |
| Cancellation Date | 2023-07-15 | ULS 1922122 | 2026-08-02 01:15:27 |