Universal Licensing System
WPKJ459
3 D GEOPHYSICAL INC
License details
| ULS identifier | 1747504 |
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| Call sign | WPKJ459 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-03-11 |
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| Expiration | 2002-03-11 |
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| Cancellation | 2002-05-12 |
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| Frequency range | 151.625 MHz |
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| Locations | 1 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:29:01 |
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Licensee
| Name | 3 D GEOPHYSICAL INC |
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| Applicant type | C |
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| Location | ENGLEWOOD, CO |
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| Address | 7076 S ALTON WAY BLDG H, ENGLEWOOD, CO, 80112 |
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| Phone | 3032900214 |
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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 | MOI | 151.62500000 | | | 110.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 151.62500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | | | | | | |
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 | 7076 S ALTON WAY BLDG H, ENGLEWOOD, CO | | 3032900214 |
License history
| Date | File or call sign | Action |
|---|
| 2002-05-12 | WPKJ459 | LIEXP |
| 2001-12-17 | WPKJ459 | LETRES |
| 2000-11-23 | WPKJ459 | LICCNV |
| 1997-03-11 | WPKJ459 | LIISS |
| 1997-03-11 | WPKJ459 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1747504 | 2026-08-02 01:29:01 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPKJ459 | ULS 1747504 | 2026-08-02 01:29:01 |
| Status | E | ULS 1747504 | 2026-08-02 01:29:01 |
| Service | IG | ULS 1747504 | 2026-08-02 01:29:01 |
| Grant Date | 1997-03-11 | ULS 1747504 | 2026-08-02 01:29:01 |
| Expiration Date | 2002-03-11 | ULS 1747504 | 2026-08-02 01:29:01 |
| Cancellation Date | 2002-05-12 | ULS 1747504 | 2026-08-02 01:29:01 |