Universal Licensing System
KPK922
UNIMAS BOSTON LLC
License details
| ULS identifier | 1121339 |
|---|
| Call sign | KPK922 |
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| Radio service | RP |
|---|
| Status | C |
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| Grant date | 1988-12-22 |
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| Cancellation | 2023-10-19 |
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| Frequency range | 450.7 MHz |
|---|
| Locations | 1 |
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| Representative location | HUDSON, MIDDLESEX, MA |
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| Coordinates | 42.3836944, -71.4925556 |
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| Source archive | l_LMbcast.zip |
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| Dataset refreshed | 2026-08-02 00:37:38 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 450.70000000 | | | 100.000000 | 166.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 450.70000000 | | 50K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 71 PARAMENTER RD, HUDSON, MIDDLESEX, MA | 42.38369444, -71.49255556 | 63.000 m | | 381.000 m structure / 381.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 192.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-10-19 | KPK922 | LICAN |
| 2022-09-21 | KPK922 | PNACT |
| 2022-09-15 | KPK922 | LIAUA |
| 2022-09-14 | KPK922 | PLAUPR |
| 2022-09-13 | KPK922 | LIMOD |
| 2021-08-19 | KPK922 | LIAUA |
| 2021-01-27 | KPK922 | PNACT |
| 2021-01-20 | KPK922 | LIMOD |
| 2021-01-20 | KPK922 | PLAUPR |
| 2019-11-20 | KPK922 | LIAUA |
| 2015-06-10 | KPK922 | PNACT |
| 2015-06-09 | KPK922 | PLAUPR |
| 2015-06-06 | KPK922 | LIREN |
| 2015-01-09 | KPK922 | LIAUA |
| 2015-01-09 | KPK922 | LTSFRN |
| 2015-01-09 | KPK922 | LTSAPR |
| 2013-06-12 | KPK922 | PNACT |
| 2013-06-11 | KPK922 | AUTHPR |
| 2013-06-08 | KPK922 | LIMOD |
| 2009-06-11 | KPK922 | LTSAPR |
| 2009-06-11 | KPK922 | LIAUA |
| 2007-05-23 | KPK922 | PNACT |
| 2007-05-22 | KPK922 | LIAUA |
| 2007-05-21 | KPK922 | LTSAPR |
| 2007-05-15 | KPK922 | LIMOD |
| 2007-05-15 | KPK922 | AUTHPR |
| 2007-04-18 | KPK922 | PNACT |
| 2007-04-12 | KPK922 | LIAUA |
| 2007-04-12 | KPK922 | LTSAPR |
| 2007-04-11 | KPK922 | PNACT |
| 2007-04-10 | KPK922 | LIREN |
| 2007-04-10 | KPK922 | AUTHPR |
| 2007-04-05 | KPK922 | AUTHPR |
| 2007-04-05 | KPK922 | LIMOD |
| 2004-03-12 | KPK922 | LIAUA |
| 2004-03-12 | KPK922 | LTSAPR |
| 2004-01-14 | KPK922 | PNACT |
| 2004-01-05 | KPK922 | LIMOD |
| 2004-01-05 | KPK922 | AUTHPR |
| 2003-02-12 | KPK922 | PNACT |
| 2003-02-10 | KPK922 | AUTHPR |
| 2003-02-07 | KPK922 | LIMOD |
| 2003-01-29 | KPK922 | PNACT |
| 2003-01-23 | KPK922 | AUTHPR |
| 2003-01-21 | KPK922 | LIMOD |
| 2002-04-23 | KPK922 | LIAUA |
| 2002-04-16 | KPK922 | COR |
| 2000-09-15 | KPK922 | LICCNV |
| 1998-10-23 | KPK922 | AUTHPR |
| 1988-12-22 | KPK922 | LIASS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1121339 | 2026-08-02 00:37:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KPK922 | ULS 1121339 | 2026-08-02 00:37:38 |
| Status | C | ULS 1121339 | 2026-08-02 00:37:38 |
| Service | RP | ULS 1121339 | 2026-08-02 00:37:38 |
| Grant Date | 1988-12-22 | ULS 1121339 | 2026-08-02 00:37:38 |
| Cancellation Date | 2023-10-19 | ULS 1121339 | 2026-08-02 00:37:38 |