Universal Licensing System
WPKX921
MAPLETON LICENSE OF SPOKANE, LLC
License details
| ULS identifier | 1145628 |
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| Call sign | WPKX921 |
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| Radio service | RP |
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| Status | C |
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| Grant date | 1997-09-18 |
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| Expiration | 2022-02-01 |
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| Cancellation | 2014-09-10 |
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| Frequency range | 450.925 - 455.925 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | SPOKANE, SPOKANE, WA |
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| Coordinates | 47.6596111, -116.9543611 |
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| Source archive | l_LMbcast.zip |
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| Dataset refreshed | 2026-08-02 00:37:44 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 450.92500000 | | | 30.000000 | 200.000000 | |
| 2 | 1 | MO | 450.92500000 | | | 30.000000 | 200.000000 | |
| 1 | 2 | FB | 455.92500000 | | | 30.000000 | 200.000000 | |
| 2 | 1 | MO | 455.92500000 | | | 30.000000 | 200.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 450.92500000 | | 25K0F3E |
| 2 | 1 | 450.92500000 | | 25K0F3E |
| 1 | 2 | 455.92500000 | | 25K0F3E |
| 2 | 1 | 455.92500000 | | 25K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | BLOSSOM MOUNTAIN, SPOKANE, SPOKANE, WA | 47.65961111, -116.95436111 | 1341.000 m | TOWER | 39.000 m structure / 39.000 m overall | N |
| 2 | T | SPOKANE, WA | 47.65683333, -117.38188889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 39.000 m | | | | 0.000 | |
| 1 | 2 | T | | | | | | | |
| 2 | 1 | T | | 39.000 m | V | 10.0000 | | 0.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | | | 6127854115 |
License history
| Date | File or call sign | Action |
|---|
| 2014-09-11 | WPKX921 | LICAN |
| 2014-09-10 | WPKX921 | ESUFRN |
| 2014-02-05 | WPKX921 | PNACT |
| 2014-01-30 | WPKX921 | AUTHPR |
| 2014-01-29 | WPKX921 | LIREN |
| 2013-10-23 | WPKX921 | PNACT |
| 2013-09-26 | WPKX921 | AUTHPR |
| 2013-09-25 | WPKX921 | LIMOD |
| 2012-07-25 | WPKX921 | PNACT |
| 2012-07-18 | WPKX921 | AUTHPR |
| 2012-07-17 | WPKX921 | LIMOD |
| 2008-02-06 | WPKX921 | PNACT |
| 2008-02-01 | WPKX921 | AUTHPR |
| 2008-01-31 | WPKX921 | LIMOD |
| 2007-12-12 | WPKX921 | PNACT |
| 2007-12-06 | WPKX921 | AUTHPR |
| 2007-12-05 | WPKX921 | LIMOD |
| 2006-03-08 | WPKX921 | PNACT |
| 2006-03-03 | WPKX921 | LIMOD |
| 2006-03-03 | WPKX921 | AUTHPR |
| 2006-02-01 | WPKX921 | PNACT |
| 2006-01-27 | WPKX921 | AUTHPR |
| 2006-01-27 | WPKX921 | LIREN |
| 2005-01-12 | WPKX921 | PNACT |
| 2005-01-06 | WPKX921 | AUTHPR |
| 2005-01-05 | WPKX921 | LIMOD |
| 2003-01-29 | WPKX921 | PNACT |
| 2003-01-22 | WPKX921 | AUTHPR |
| 2003-01-21 | WPKX921 | LIMOD |
| 2001-01-10 | WPKX921 | LIAUA |
| 2000-09-15 | WPKX921 | LICCNV |
| 1998-12-01 | WPKX921 | AUTHPR |
| 1997-09-18 | WPKX921 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1145628 | 2026-08-02 00:37:44 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKX921 | ULS 1145628 | 2026-08-02 00:37:44 |
| Status | C | ULS 1145628 | 2026-08-02 00:37:44 |
| Service | RP | ULS 1145628 | 2026-08-02 00:37:44 |
| Grant Date | 1997-09-18 | ULS 1145628 | 2026-08-02 00:37:44 |
| Expiration Date | 2022-02-01 | ULS 1145628 | 2026-08-02 00:37:44 |
| Cancellation Date | 2014-09-10 | ULS 1145628 | 2026-08-02 00:37:44 |