Universal Licensing System
WPTU275
GENERAL MOTORS RESEARCH CORPORATION
License details
| ULS identifier | 2369795 |
|---|
| Call sign | WPTU275 |
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| Radio service | IG |
|---|
| Status | C |
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| Grant date | 2011-11-30 |
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| Expiration | 2021-12-14 |
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| Cancellation | 2012-12-27 |
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| Frequency range | 464.35 - 469.825 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | Martinsburg, BERKELEY, WV |
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| Coordinates | 39.5000000, -77.9530556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-23 05:52:21 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 464.35000000 | | | 40.000000 | 120.000000 | |
| 2 | 1 | MO | 464.35000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 464.82500000 | | | 40.000000 | 120.000000 | |
| 2 | 1 | MO | 464.82500000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 469.35000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 469.82500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.35000000 | | 20K0F3E |
| 2 | 1 | 464.35000000 | | 20K0F3E |
| 1 | 1 | 464.82500000 | | 20K0F3E |
| 2 | 1 | 464.82500000 | | 20K0F3E |
| 2 | 1 | 469.35000000 | | 20K0F3E |
| 2 | 1 | 469.82500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1000 Warm Springs Ave, Martinsburg, BERKELEY, WV | 39.50000000, -77.95305556 | 150.000 m | BANT | 12.000 m structure / 14.000 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 14.000 m | H | 5.0000 | 0.0000 | 8.400 | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1000 Warm Springs Ave, Martinsburg, WV | BERKELEY | 3042675653 |
License history
| Date | File or call sign | Action |
|---|
| 2012-12-29 | WPTU275 | LICAN |
| 2011-11-30 | WPTU275 | LIREN |
| 2011-11-29 | WPTU275 | ESUAPR |
| 2011-09-19 | WPTU275 | LETRES |
| 2009-11-02 | WPTU275 | LITRAN |
| 2009-10-16 | WPTU275 | LITRAN |
| 2009-09-18 | WPTU275 | ESUAPR |
| 2009-06-23 | WPTU275 | ESUAPR |
| 2009-06-06 | WPTU275 | LITRAN |
| 2009-06-02 | WPTU275 | ESUAPR |
| 2005-08-06 | WPTU275 | LIAUA |
| 2005-08-05 | WPTU275 | ESUAPR |
| 2002-09-16 | WPTU275 | LETCNS |
| 2001-12-21 | WPTU275 | LIAUA |
| 2001-12-14 | WPTU275 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2369795 | 2026-08-23 05:52:21 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPTU275 | ULS 2369795 | 2026-08-23 05:52:21 |
| Status | C | ULS 2369795 | 2026-08-23 05:52:21 |
| Service | IG | ULS 2369795 | 2026-08-23 05:52:21 |
| Grant Date | 2011-11-30 | ULS 2369795 | 2026-08-23 05:52:21 |
| Expiration Date | 2021-12-14 | ULS 2369795 | 2026-08-23 05:52:21 |
| Cancellation Date | 2012-12-27 | ULS 2369795 | 2026-08-23 05:52:21 |