Universal Licensing System
WPOA455
AIR TECHNICAL SYSTEMS & BALANCING INC
License details
| ULS identifier | 1810142 |
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| Call sign | WPOA455 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-07-29 |
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| Expiration | 2003-07-29 |
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| Cancellation | 2003-09-28 |
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| Frequency range | 461.95 MHz |
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| Locations | 1 |
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| Representative location | PR |
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| Coordinates | 18.4627222, -66.0110000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:54 |
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Licensee
| Name | AIR TECHNICAL SYSTEMS & BALANCING INC |
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| Applicant type | C |
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| Location | TOA BAJA, PR |
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| Address | TOA BAJA, PR, 00759 |
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| Phone | 7877847510 |
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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 | MO | 461.95000000 | | | 4.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 461.95000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | PR | 18.46272222, -66.01100000 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | | | 7877847510 |
License history
| Date | File or call sign | Action |
|---|
| 2003-09-28 | WPOA455 | LIEXP |
| 2003-05-05 | WPOA455 | LETRES |
| 2002-04-17 | WPOA455 | LETAUS |
| 2000-11-23 | WPOA455 | LICCNV |
| 1998-07-29 | WPOA455 | LIISS |
| 1998-07-29 | WPOA455 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1810142 | 2026-08-02 01:26:54 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPOA455 | ULS 1810142 | 2026-08-02 01:26:54 |
| Status | E | ULS 1810142 | 2026-08-02 01:26:54 |
| Service | IG | ULS 1810142 | 2026-08-02 01:26:54 |
| Grant Date | 1998-07-29 | ULS 1810142 | 2026-08-02 01:26:54 |
| Expiration Date | 2003-07-29 | ULS 1810142 | 2026-08-02 01:26:54 |
| Cancellation Date | 2003-09-28 | ULS 1810142 | 2026-08-02 01:26:54 |