Universal Licensing System
WPTN419
CALPINE CORPORATION
License details
| ULS identifier | 2362144 |
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| Call sign | WPTN419 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2001-11-06 |
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| Expiration | 2011-11-06 |
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| Cancellation | 2012-01-07 |
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| Frequency range | 451.775 - 456.775 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | HOUSTON, HARRIS, TX |
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| Coordinates | 29.7090000, -95.2365556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:28 |
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Licensee
| Name | CALPINE CORPORATION |
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| Applicant type | C |
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| FRN | 0005773122 |
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| Location | PASADENA, TX |
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| Address | PASADENA, TX, 77501 |
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| Phone | 7134561315 |
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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 | FB2 | 451.77500000 | | | 40.000000 | 55.000000 | |
| 2 | 1 | MO | 451.77500000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 456.77500000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.77500000 | | 11K2F3E |
| 2 | 1 | 451.77500000 | | 11K2F3E |
| 2 | 1 | 456.77500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 12000 LAWNDALE, HOUSTON, HARRIS, TX | 29.70900000, -95.23655556 | 8.000 m | BANT | 42.000 m structure / 46.000 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 46.000 m | | | | 44.000 | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 12000 LAWNDALE, HOUSTON, TX | HARRIS | 7134561330 |
License history
| Date | File or call sign | Action |
|---|
| 2012-01-07 | WPTN419 | LIEXP |
| 2011-08-15 | WPTN419 | LETRES |
| 2011-08-02 | WPTN419 | LIAUA |
| 2011-08-01 | WPTN419 | ESCAPR |
| 2002-08-05 | WPTN419 | LETCNS |
| 2001-11-06 | WPTN419 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2362144 | 2026-08-02 01:14:28 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPTN419 | ULS 2362144 | 2026-08-02 01:14:28 |
| Status | E | ULS 2362144 | 2026-08-02 01:14:28 |
| Service | IG | ULS 2362144 | 2026-08-02 01:14:28 |
| Grant Date | 2001-11-06 | ULS 2362144 | 2026-08-02 01:14:28 |
| Expiration Date | 2011-11-06 | ULS 2362144 | 2026-08-02 01:14:28 |
| Cancellation Date | 2012-01-07 | ULS 2362144 | 2026-08-02 01:14:28 |