Universal Licensing System
WMU421
BLUESTONE LICENSE HOLDINGS INC.
License details
| ULS identifier | 1007210 |
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| Call sign | WMU421 |
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| Radio service | TI |
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| Status | C |
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| Grant date | 1994-01-11 |
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| Expiration | 2022-04-01 |
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| Cancellation | 2015-05-05 |
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| Frequency range | 18120 MHz |
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| Locations | 1 |
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| Coordinates | 46.8726944, -113.9984167 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:37 |
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Licensee
| Name | BLUESTONE LICENSE HOLDINGS INC. |
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| Applicant type | C |
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| FRN | 0010338895 |
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| Location | NEW YORK, NY |
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| Address | EMPIRE STATE BUILDING 350 FIFTH AVENUE, SUITE 5340, NEW YORK, NY, 10118 |
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| Phone | 2127107771 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 18120.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 18120.00000000 | | 32M0F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | TV MTN, EVARO, MISSOULA, MT | 47.01769444, -114.01397222 | 2077.800 m | | 88.100 m overall | |
| 2 | R | | 46.87269444, -113.99841667 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | | 175.8000 | | |
| 2 | 2 | R | | | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2015-05-06 | WMU421 | LICAN |
| 2015-01-03 | WMU421 | LIAUA |
| 2015-01-02 | WMU421 | ESUAPR |
| 2014-03-26 | WMU421 | PNACT |
| 2014-03-22 | WMU421 | AUTHPR |
| 2014-03-21 | WMU421 | LIREN |
| 2013-04-03 | WMU421 | PNACT |
| 2013-03-29 | WMU421 | LIAUA |
| 2013-03-29 | WMU421 | AUTHPR |
| 2013-03-28 | WMU421 | LIMOD |
| 2013-03-28 | WMU421 | ESCAPR |
| 2012-08-23 | WMU421 | LIAUA |
| 2012-08-22 | WMU421 | ESUAPR |
| 2011-05-17 | WMU421 | COR |
| 2010-03-02 | WMU421 | ESUFNR |
| 2007-10-24 | WMU421 | PNACT |
| 2007-10-23 | WMU421 | LIAUA |
| 2007-10-22 | WMU421 | ESUAPR |
| 2007-10-20 | WMU421 | AUTHPR |
| 2007-10-19 | WMU421 | LIMOD |
| 2007-06-28 | WMU421 | LIAUA |
| 2007-06-27 | WMU421 | PNACT |
| 2007-06-27 | WMU421 | ESUAPR |
| 2007-06-20 | WMU421 | AUTHPR |
| 2007-06-19 | WMU421 | LIMOD |
| 2007-03-28 | WMU421 | PNACT |
| 2007-03-27 | WMU421 | AUTHPR |
| 2007-03-24 | WMU421 | LIREN |
| 2006-07-26 | WMU421 | PNACT |
| 2006-07-22 | WMU421 | AUTHPR |
| 2006-07-21 | WMU421 | LIMOD |
| 2005-04-13 | WMU421 | AUTHPR |
| 2005-04-12 | WMU421 | COR |
| 2005-04-12 | WMU421 | INTDUP |
| 2005-03-23 | WMU421 | PNACT |
| 2005-03-16 | WMU421 | AUTHPR |
| 2005-03-15 | WMU421 | LIMOD |
| 2004-06-30 | WMU421 | PNACT |
| 2004-06-25 | WMU421 | AUTHPR |
| 2004-06-24 | WMU421 | LIMOD |
| 2004-02-18 | WMU421 | AUTHPR |
| 2003-01-29 | WMU421 | PNACT |
| 2003-01-22 | WMU421 | AUTHPR |
| 2003-01-21 | WMU421 | LIMOD |
| 2001-07-19 | WMU421 | LIAUA |
| 1999-08-14 | WMU421 | LICCNV |
| 1999-03-11 | WMU421 | COR |
| 1998-09-11 | WMU421 | COR |
| 1997-04-02 | WMU421 | COR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1007210 | 2026-08-02 02:46:37 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WMU421 | ULS 1007210 | 2026-08-02 02:46:37 |
| Status | C | ULS 1007210 | 2026-08-02 02:46:37 |
| Service | TI | ULS 1007210 | 2026-08-02 02:46:37 |
| Grant Date | 1994-01-11 | ULS 1007210 | 2026-08-02 02:46:37 |
| Expiration Date | 2022-04-01 | ULS 1007210 | 2026-08-02 02:46:37 |
| Cancellation Date | 2015-05-05 | ULS 1007210 | 2026-08-02 02:46:37 |