Universal Licensing System
WPFN933
TRIANGLE ENTERPRISES OF DURHAM
License details
| ULS identifier | 1721185 |
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| Call sign | WPFN933 |
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| Radio service | IK |
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| Status | E |
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| Grant date | 2009-10-14 |
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| Expiration | 2019-09-22 |
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| Cancellation | 2019-11-09 |
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| Frequency range | 463.525 - 468.525 MHz (2 frequencies) |
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| Locations | 1 |
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| Source archive | l_LMcomm.zip |
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| Dataset refreshed | 2026-08-02 00:43:02 |
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Licensee
| Name | TRIANGLE ENTERPRISES OF DURHAM |
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| Applicant type | C |
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| FRN | 0003224839 |
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| Location | DURHAM, NC |
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| Address | 1734 WYNNE RD, DURHAM, NC, 27713 |
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| Phone | 9195964809 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6C | 463.52500000 | | | 100.000000 | 700.000000 | |
| 2 | 1 | MO | 463.52500000 | | | 50.000000 | | |
| 2 | 1 | MO | 468.52500000 | | | 50.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 463.52500000 | | 11K2F3E |
| 1 | 1 | 463.52500000 | | 20K0F3E |
| 1 | 1 | 463.52500000 | | 11K0F3E |
| 2 | 1 | 463.52500000 | | 11K0F3E |
| 2 | 1 | 463.52500000 | | 20K0F3E |
| 2 | 1 | 463.52500000 | | 11K2F3E |
| 2 | 1 | 468.52500000 | | 11K0F3E |
| 2 | 1 | 468.52500000 | | 11K2F3E |
| 2 | 1 | 468.52500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1734 WYNNE RD, DURHAM, DURHAM, NC | 35.94458333, -78.88388889 | 107.000 m | TOWER | 55.000 m structure | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 61.000 m | | | | 0.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1734 WYNNE RD, DURHAM, NC | DURHAM | 9195964809 |
License history
| Date | File or call sign | Action |
|---|
| 2019-11-09 | WPFN933 | LIEXP |
| 2019-07-01 | WPFN933 | LETRES |
| 2013-03-27 | WPFN933 | LIMOD |
| 2012-11-26 | WPFN933 | LTSAPR |
| 2009-10-14 | WPFN933 | LIREN |
| 2009-09-03 | WPFN933 | LTSAPR |
| 2009-06-29 | WPFN933 | LETRES |
| 2000-11-23 | WPFN933 | LICCNV |
| 1999-09-27 | WPFN933 | AUTHPR |
| 1999-09-27 | WPFN933 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1721185 | 2026-08-02 00:43:02 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPFN933 | ULS 1721185 | 2026-08-02 00:43:02 |
| Status | E | ULS 1721185 | 2026-08-02 00:43:02 |
| Service | IK | ULS 1721185 | 2026-08-02 00:43:02 |
| Grant Date | 2009-10-14 | ULS 1721185 | 2026-08-02 00:43:02 |
| Expiration Date | 2019-09-22 | ULS 1721185 | 2026-08-02 00:43:02 |
| Cancellation Date | 2019-11-09 | ULS 1721185 | 2026-08-02 00:43:02 |