Universal Licensing System
WPOX500
MASTER TEK INTERNATIONAL INC
License details
| ULS identifier | 1813603 |
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| Call sign | WPOX500 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2004-06-16 |
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| Expiration | 2014-08-24 |
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| Cancellation | 2014-10-25 |
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| Frequency range | 457.45 MHz |
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| Locations | 1 |
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| Representative location | DAVIDSON, TN |
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| Coordinates | 36.1953333, -86.7888889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:24 |
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Licensee
| Name | MASTER TEK INTERNATIONAL INC |
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| Applicant type | C |
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| FRN | 0007539489 |
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| Location | WESTMINSTER, CO |
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| Address | 9168 MARSHALL PL, WESTMINSTER, CO, 80030 |
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| Phone | 3036506700 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 457.45000000 | | | 2.000000 | 0.191000 | |
| 1 | 1 | MO | 457.45000000 | | | 2.000000 | 0.191000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 457.45000000 | | 20K0F1D |
| 1 | 1 | 457.45000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | DAVIDSON, TN | 36.19533333, -86.78888889 | | | | |
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 | 9168 MARSHALL PL, WESTMINSTER, CO | | 3036506700 |
License history
| Date | File or call sign | Action |
|---|
| 2014-10-25 | WPOX500 | LIEXP |
| 2014-06-02 | WPOX500 | LETRES |
| 2004-06-16 | WPOX500 | LIREN |
| 2004-05-31 | WPOX500 | LETRES |
| 2002-03-08 | WPOX500 | AUDOPR |
| 2000-11-23 | WPOX500 | LICCNV |
| 1999-08-24 | WPOX500 | AUTHPR |
| 1999-08-24 | WPOX500 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1813603 | 2026-08-02 01:16:24 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPOX500 | ULS 1813603 | 2026-08-02 01:16:24 |
| Status | E | ULS 1813603 | 2026-08-02 01:16:24 |
| Service | IG | ULS 1813603 | 2026-08-02 01:16:24 |
| Grant Date | 2004-06-16 | ULS 1813603 | 2026-08-02 01:16:24 |
| Expiration Date | 2014-08-24 | ULS 1813603 | 2026-08-02 01:16:24 |
| Cancellation Date | 2014-10-25 | ULS 1813603 | 2026-08-02 01:16:24 |