Universal Licensing System
WPDI281
COMTRAK INC
License details
| ULS identifier | 1712098 |
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| Call sign | WPDI281 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-07-20 |
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| Expiration | 2003-10-01 |
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| Cancellation | 2003-12-07 |
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| Frequency range | 464.65 - 469.65 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | BIRMINGHAM, JEFFERSON, AL |
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| Coordinates | 33.4631667, -86.8475000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-09 02:58:01 |
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Licensee
| Name | COMTRAK INC |
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| Applicant type | C |
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| FRN | 0001773936 |
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| Location | BIRMINGHAM, AL |
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| Address | 90 S 32ND ST, BIRMINGHAM, AL, 35222 |
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| Phone | 2052520971 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB4 | 464.65000000 | | | 75.000000 | 187.000000 | |
| 2 | 1 | MO | 464.65000000 | | | 75.000000 | 187.000000 | |
| 2 | 1 | MO | 469.65000000 | | | 75.000000 | 187.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.65000000 | | 20K0F3E |
| 2 | 1 | 464.65000000 | | 20K0F3E |
| 2 | 1 | 469.65000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | W OF MONTEVELLO RD ATOP RED MOUNTAIN, BIRMINGHAM, JEFFERSON, AL | 33.46316667, -86.84750000 | 277.000 m | | | N |
| 2 | T | | | | | | |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1712098 | 2026-08-09 02:58:01 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPDI281 | ULS 1712098 | 2026-08-09 02:58:01 |
| Status | E | ULS 1712098 | 2026-08-09 02:58:01 |
| Service | IG | ULS 1712098 | 2026-08-09 02:58:01 |
| Grant Date | 1998-07-20 | ULS 1712098 | 2026-08-09 02:58:01 |
| Expiration Date | 2003-10-01 | ULS 1712098 | 2026-08-09 02:58:01 |
| Cancellation Date | 2003-12-07 | ULS 1712098 | 2026-08-09 02:58:01 |