Universal Licensing System
WQB491
MARMAC CORPORATION
License details
| ULS identifier | 1981061 |
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| Call sign | WQB491 |
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| Radio service | MC |
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| Status | E |
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| Grant date | 1998-03-12 |
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| Expiration | 2003-05-11 |
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| Cancellation | 2003-08-10 |
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| Frequency range | 156.425 - 156.8 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | CHANNELVIEW, HARRIS, TX |
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| Coordinates | 29.8471667, -95.2591111 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:48 |
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Licensee
| Name | MARMAC CORPORATION |
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| Applicant type | C |
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| Location | CHANNELVIEW, TX |
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| Address | 17500 MARKET ST, CHANNELVIEW, TX, 77530 |
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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 | FCL | 156.42500000 | | | 50.000000 | | |
| 1 | 1 | FCL | 156.45000000 | | | 50.000000 | | |
| 1 | 1 | FCL | 156.80000000 | | | 50.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 156.42500000 | | 16K0F3E |
| 1 | 1 | 156.45000000 | | 16K0F3E |
| 1 | 1 | 156.80000000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 17500 MARKET ST, CHANNELVIEW, HARRIS, TX | 29.84716667, -95.25911111 | 2.000 m | B | 6.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 9.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2003-08-10 | WQB491 | LIEXP |
| 2003-02-19 | WQB491 | LETRES |
| 2001-04-27 | WQB491 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1981061 | 2026-08-02 02:08:48 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WQB491 | ULS 1981061 | 2026-08-02 02:08:48 |
| Status | E | ULS 1981061 | 2026-08-02 02:08:48 |
| Service | MC | ULS 1981061 | 2026-08-02 02:08:48 |
| Grant Date | 1998-03-12 | ULS 1981061 | 2026-08-02 02:08:48 |
| Expiration Date | 2003-05-11 | ULS 1981061 | 2026-08-02 02:08:48 |
| Cancellation Date | 2003-08-10 | ULS 1981061 | 2026-08-02 02:08:48 |