Universal Licensing System
WPNM309
Transmission Holdings, Inc.
License details
| ULS identifier | 1045683 |
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| Call sign | WPNM309 |
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| Radio service | MG |
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| Status | C |
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| Grant date | 1998-05-11 |
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| Expiration | 2008-05-11 |
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| Cancellation | 2007-12-13 |
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| Frequency range | 18142 - 18580 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | PHOENIX, MARICOPA, AZ |
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| Coordinates | 33.5561111, -112.1930556 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:42:38 |
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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 | FXO | 18142.00000000 | 18580.00000000 | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 18142.00000000 | | 100KN0N |
| 1 | 1 | 18142.00000000 | | 5M75C3F |
| 1 | 1 | 18142.00000000 | | 250KF3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | INT OF 61ST AVE AND NORTHERN, PHOENIX, MARICOPA, AZ | 33.55611111, -112.19305556 | 351.400 m | | 14.600 m structure / 14.600 m overall | |
| 2 | R | | 33.56322222, -112.18555556 | 356.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 38.9000 | 44.1000 | | |
| 1 | 2 | R | | | | 45.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2007-12-14 | WPNM309 | LICAN |
| 2002-03-29 | WPNM309 | LIAUA |
| 2002-01-31 | WPNM309 | LITRAN |
| 2000-10-23 | WPNM309 | LITRAN |
| 2000-01-21 | WPNM309 | LITRAN |
| 1999-08-14 | WPNM309 | LICCNV |
| 1998-05-11 | WPNM309 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1045683 | 2026-08-02 02:42:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPNM309 | ULS 1045683 | 2026-08-02 02:42:38 |
| Status | C | ULS 1045683 | 2026-08-02 02:42:38 |
| Service | MG | ULS 1045683 | 2026-08-02 02:42:38 |
| Grant Date | 1998-05-11 | ULS 1045683 | 2026-08-02 02:42:38 |
| Expiration Date | 2008-05-11 | ULS 1045683 | 2026-08-02 02:42:38 |
| Cancellation Date | 2007-12-13 | ULS 1045683 | 2026-08-02 02:42:38 |