Universal Licensing System
WPTN653
Alameda Corridor Transportation Authority
License details
| ULS identifier | 2362483 |
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| Call sign | WPTN653 |
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| Radio service | LN |
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| Status | A |
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| Grant date | 2021-10-12 |
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| Expiration | 2031-11-08 |
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| Frequency range | 911.5 - 921.5 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | Welmington, LOS ANGELES, CA |
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| Coordinates | 33.7833333, -118.2272222 |
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| Source archive | l_LMcomm.zip |
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| Dataset refreshed | 2026-08-02 00:43:32 |
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Licensee
| Name | Alameda Corridor Transportation Authority |
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| Applicant type | G |
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| FRN | 0005285390 |
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| Location | Long Beach, CA |
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| Address | 3760 Kilroy Airport Way, Suite 200, Long Beach, CA, 90806 |
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| Phone | 5622477777 |
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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 |
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| 3 | 1 | LR | 911.50000000 | | | 2.000000 | 26.000000 | |
| 3 | 2 | LR | 911.50000000 | | | 2.000000 | 26.000000 | |
| 1 | 1 | LR | 918.50000000 | | | 2.000000 | 26.000000 | |
| 1 | 2 | LR | 918.50000000 | | | 2.000000 | 26.000000 | |
| 2 | 1 | LR | 918.50000000 | | | 2.000000 | 26.000000 | |
| 2 | 2 | LR | 918.50000000 | | | 2.000000 | 26.000000 | |
| 4 | 1 | LR | 921.50000000 | | | 2.000000 | 26.000000 | |
| 4 | 2 | LR | 921.50000000 | | | 2.000000 | 26.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 911.50000000 | | 20K0N0N |
| 3 | 2 | 911.50000000 | | 20K0N0N |
| 1 | 1 | 918.50000000 | | 20K0N0N |
| 1 | 2 | 918.50000000 | | 20K0N0N |
| 2 | 1 | 918.50000000 | | 20K0N0N |
| 2 | 2 | 918.50000000 | | 20K0N0N |
| 4 | 1 | 921.50000000 | | 20K0N0N |
| 4 | 2 | 921.50000000 | | 20K0N0N |
| 4 | 2 | 921.50000000 | | 20K0N0N |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 1648 1/2 John Gibson Blvd, San Pedro, LOS ANGELES, CA | 33.76861111, -118.28083333 | 28.600 m | MAST | 2.000 m structure / 2.000 m overall | N |
| 2 | T | 2029 E Opp St., Wilmington, LOS ANGELES, CA | 33.78611111, -118.23694444 | 10.700 m | MAST | 2.000 m structure / 2.000 m overall | N |
| 3 | T | 20101 Alameda St., Rancho Dominguez, LOS ANGELES, CA | 33.84944444, -118.22027778 | 13.100 m | MAST | 2.000 m structure / 2.000 m overall | N |
| 4 | T | 27.4 Meters SW of E 1st Street, Welmington, LOS ANGELES, CA | 33.78333333, -118.22722222 | 7.300 m | POLE | 2.000 m structure / 2.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 2.000 m | V | 9.5000 | 101.0000 | 28.600 | |
| 1 | 2 | T | | 0.300 m | H | 9.5000 | 44.0000 | 10.700 | |
| 1 | 3 | T | | 0.300 m | H | 9.5000 | 131.0000 | 13.100 | |
| 1 | 4 | T | | 2.000 m | V | 9.5000 | 348.0000 | 7.300 | |
| 2 | 1 | T | | 2.000 m | V | 9.5000 | 282.0000 | 28.600 | |
| 2 | 2 | T | | 2.000 m | V | 9.5000 | 224.0000 | 10.700 | |
| 2 | 3 | T | | 2.000 m | V | 9.5000 | 310.0000 | 13.100 | |
| 2 | 4 | T | | 2.000 m | H | 9.5000 | 168.0000 | 7.300 | |
Control points
| Number | Address | County | Phone |
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| 1 | One Civic Plaza, Room 650, Carson, CA | LOS ANGELES | 3102337480 |
License history
| Date | File or call sign | Action |
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| 2021-10-12 | WPTN653 | LIREN |
| 2021-08-16 | WPTN653 | LETRES |
| 2021-07-24 | WPTN653 | LIAUA |
| 2015-02-28 | WPTN653 | LIAUA |
| 2015-02-27 | WPTN653 | ESUAPR |
| 2015-02-14 | WPTN653 | LIAUA |
| 2015-02-13 | WPTN653 | ESUAPR |
| 2011-11-23 | WPTN653 | LIREN |
| 2011-08-15 | WPTN653 | LETRES |
| 2005-01-31 | WPTN653 | LETCNS |
| 2004-05-04 | WPTN653 | LIMOD |
| 2004-04-22 | WPTN653 | ESUAPR |
| 2002-08-05 | WPTN653 | LETCNS |
| 2001-11-08 | WPTN653 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2362483 | 2026-08-02 00:43:32 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPTN653 | ULS 2362483 | 2026-08-02 00:43:32 |
| Status | A | ULS 2362483 | 2026-08-02 00:43:32 |
| Service | LN | ULS 2362483 | 2026-08-02 00:43:32 |
| Grant Date | 2021-10-12 | ULS 2362483 | 2026-08-02 00:43:32 |
| Expiration Date | 2031-11-08 | ULS 2362483 | 2026-08-02 00:43:32 |