Universal Licensing System
WPIG304
Spok, Inc.
License details
| ULS identifier | 1135179 |
|---|
| Call sign | WPIG304 |
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| Radio service | GS |
|---|
| Status | A |
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| Grant date | 2020-09-01 |
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| Expiration | 2030-09-20 |
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| Frequency range | 929.8875 MHz |
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| Locations | 1 |
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| Representative location | SOMERSET, HILLSDALE, MI |
|---|
| Coordinates | 42.0528333, -84.4621667 |
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| Source archive | l_LMcomm.zip |
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| Dataset refreshed | 2026-08-02 00:44:12 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB6C | 929.88750000 | | | 500.000000 | 1000.000000 | |
| 4 | 1 | FB6C | 929.88750000 | | | 500.000000 | 1000.000000 | |
| 5 | 1 | FB6C | 929.88750000 | | | 500.000000 | 1000.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 929.88750000 | | 20K0F2D |
| 2 | 1 | 929.88750000 | | 20K0F1D |
| 2 | 1 | 929.88750000 | | 20K0F3E |
| 4 | 1 | 929.88750000 | | 20K0F2D |
| 4 | 1 | 929.88750000 | | 20K0F1D |
| 4 | 1 | 929.88750000 | | 20K0F3E |
| 5 | 1 | 929.88750000 | | 20K0F2D |
| 5 | 1 | 929.88750000 | | 20K0F3E |
| 5 | 1 | 929.88750000 | | 20K0F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 2 | T | 2 KM W, LAWRENCE, VAN BUREN, MI | 42.19558333, -86.05002778 | 232.000 m | TOWER | 96.000 m structure | N |
| 4 | T | N SIDE OF US 12 1 KM E OF JEROME RD, SOMERSET, HILLSDALE, MI | 42.05283333, -84.46216667 | 363.000 m | TOWER | 56.000 m structure | N |
| 5 | T | 2 KM SW, HILLSDALE, HILLSDALE, MI | 41.91172222, -84.66577778 | 365.000 m | TOWER | 103.000 m structure | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 2 | T | | 80.000 m | | | | 84.000 | |
| 1 | 4 | T | | 56.000 m | | | | 86.000 | |
| 1 | 5 | T | | 80.000 m | | | | 108.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1800 W PARK DR STE 250, WESTBOROUGH, MA | | 5088706700 |
License history
| Date | File or call sign | Action |
|---|
| 2020-09-01 | WPIG304 | LIREN |
| 2020-06-29 | WPIG304 | LETRES |
| 2014-07-26 | WPIG304 | LIAUA |
| 2014-07-25 | WPIG304 | ESUAPR |
| 2011-03-24 | WPIG304 | AUTHPR |
| 2010-11-16 | WPIG304 | LIREN |
| 2010-07-12 | WPIG304 | ESUAPR |
| 2010-06-28 | WPIG304 | LETRES |
| 2010-03-09 | WPIG304 | ESCAPR |
| 2010-03-09 | WPIG304 | LIAUA |
| 2010-03-08 | WPIG304 | EFUAPR |
| 2010-03-08 | WPIG304 | ESUAPR |
| 2008-12-17 | WPIG304 | LIASS |
| 2008-10-30 | WPIG304 | ESUAPR |
| 2008-07-23 | WPIG304 | LIAUA |
| 2008-07-22 | WPIG304 | ESUAPR |
| 2008-07-17 | WPIG304 | LIAUA |
| 2008-07-17 | WPIG304 | ESUAPR |
| 2007-06-19 | WPIG304 | LIASS |
| 2007-02-01 | WPIG304 | LITRAN |
| 2006-06-02 | WPIG304 | LITRAN |
| 2004-11-18 | WPIG304 | AUDEX |
| 2004-11-18 | WPIG304 | COR |
| 2004-09-28 | WPIG304 | LETAUS |
| 2003-07-02 | WPIG304 | LITRAN |
| 2002-06-03 | WPIG304 | LITRAN |
| 2001-12-06 | WPIG304 | LITRAN |
| 2001-11-07 | WPIG304 | LIASS |
| 2001-02-16 | WPIG304 | LIASS |
| 2000-09-15 | WPIG304 | LICCNV |
| 2000-08-28 | WPIG304 | AUTHPR |
| 2000-08-28 | WPIG304 | LIREN |
| 2000-06-19 | WPIG304 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1135179 | 2026-08-02 00:44:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPIG304 | ULS 1135179 | 2026-08-02 00:44:12 |
| Status | A | ULS 1135179 | 2026-08-02 00:44:12 |
| Service | GS | ULS 1135179 | 2026-08-02 00:44:12 |
| Grant Date | 2020-09-01 | ULS 1135179 | 2026-08-02 00:44:12 |
| Expiration Date | 2030-09-20 | ULS 1135179 | 2026-08-02 00:44:12 |