Universal Licensing System
KMA451
Green Diamond Resource Co.
License details
| ULS identifier | 1774195 |
|---|
| Call sign | KMA451 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2021-03-09 |
|---|
| Expiration | 2031-05-07 |
|---|
| Frequency range | 48.72 - 49.3 MHz (4 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | CRANNELL, HUMBOLDT, CA |
|---|
| Coordinates | 41.0737222, -123.9816389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:25:43 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 48.72000000 | | | 100.000000 | 180.000000 | |
| 2 | 1 | MO | 48.72000000 | | | 110.000000 | 110.000000 | |
| 1 | 1 | FB2 | 48.88000000 | | | 100.000000 | 180.000000 | |
| 2 | 1 | MO | 48.88000000 | | | 110.000000 | 110.000000 | |
| 2 | 1 | MO | 49.24000000 | | | 110.000000 | 110.000000 | |
| 2 | 1 | MO | 49.30000000 | | | 110.000000 | 110.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 48.72000000 | | 20K0F3E |
| 2 | 1 | 48.72000000 | | 20K0F3E |
| 1 | 1 | 48.88000000 | | 20K0F3E |
| 2 | 1 | 48.88000000 | | 20K0F3E |
| 2 | 1 | 49.24000000 | | 20K0F3E |
| 2 | 1 | 49.30000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | POLLNOW PEAK, CRANNELL, HUMBOLDT, CA | 41.07372222, -123.98163889 | 853.000 m | GTOWER | 13.700 m structure / 13.700 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 13.700 m | | | | 486.600 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1508 Crannell Rd., Trinidad, CA | HUMBOLDT | 7074989894 |
License history
| Date | File or call sign | Action |
|---|
| 2021-04-22 | KMA451 | LIAUA |
| 2021-03-09 | KMA451 | LIREN |
| 2021-02-08 | KMA451 | LETRES |
| 2017-05-26 | KMA451 | LIMOD |
| 2013-02-06 | KMA451 | LIAUA |
| 2013-02-05 | KMA451 | ESCAPR |
| 2012-11-10 | KMA451 | LIAUA |
| 2012-11-09 | KMA451 | ESUAPR |
| 2011-04-21 | KMA451 | LIREN |
| 2011-02-14 | KMA451 | LETRES |
| 2009-08-28 | KMA451 | LIAUA |
| 2009-08-27 | KMA451 | ESUAPR |
| 2004-11-23 | KMA451 | LIAUA |
| 2004-11-22 | KMA451 | ESUAPR |
| 2004-06-23 | KMA451 | ESUFRN |
| 2004-06-17 | KMA451 | LIAUA |
| 2004-06-15 | KMA451 | ESUAPR |
| 2003-12-21 | KMA451 | LIASS |
| 2003-11-19 | KMA451 | LIMOD |
| 2003-06-05 | KMA451 | LIMOD |
| 2002-01-11 | KMA451 | AUDOPR |
| 2001-12-05 | KMA451 | LIAUA |
| 2001-03-15 | KMA451 | LIREN |
| 2001-02-13 | KMA451 | LETRES |
| 2000-11-23 | KMA451 | LICCNV |
| 1999-02-17 | KMA451 | AUTHPR |
| 1999-02-17 | KMA451 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1774195 | 2026-08-02 01:25:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KMA451 | ULS 1774195 | 2026-08-02 01:25:43 |
| Status | A | ULS 1774195 | 2026-08-02 01:25:43 |
| Service | IG | ULS 1774195 | 2026-08-02 01:25:43 |
| Grant Date | 2021-03-09 | ULS 1774195 | 2026-08-02 01:25:43 |
| Expiration Date | 2031-05-07 | ULS 1774195 | 2026-08-02 01:25:43 |