Universal Licensing System
KPF821
TTWN Networks, LLC
License details
| ULS identifier | 1119129 |
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| Call sign | KPF821 |
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| Radio service | RP |
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| Status | A |
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| Grant date | 2022-03-19 |
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| Expiration | 2030-06-01 |
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| Frequency range | 450.8375 - 455.8375 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | WESTCHESTER, NY |
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| Coordinates | 40.7617778, -73.9837500 |
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| Source archive | l_LMbcast.zip |
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| Dataset refreshed | 2026-08-02 00:37:43 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 450.83750000 | | | 50.000000 | 75.000000 | |
| 2 | 1 | MO | 450.83750000 | | | 50.000000 | | |
| 1 | 1 | FB | 455.83750000 | | | 50.000000 | 75.000000 | |
| 2 | 1 | MO | 455.83750000 | | | 50.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 450.83750000 | | 25K0F3E |
| 2 | 1 | 450.83750000 | | 25K0F3E |
| 1 | 1 | 455.83750000 | | 25K0F3E |
| 2 | 1 | 455.83750000 | | 25K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 201 RTE 17 N, RUTHERFORD, BERGEN, NJ | 40.81816667, -74.10652778 | 2.000 m | B | 50.000 m structure / 50.000 m overall | N |
| 2 | T | WESTCHESTER, NY | 40.76177778, -73.98375000 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 50.000 m | | | | 0.000 | |
| 1 | 2 | T | | | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2022-03-19 | KPF821 | LIREN |
| 2022-03-07 | KPF821 | LETRES |
| 2019-12-31 | KPF821 | LITRAN |
| 2019-05-01 | KPF821 | LIASS |
| 2018-04-24 | KPF821 | LIASS |
| 2017-08-23 | KPF821 | LIAUA |
| 2016-05-03 | KPF821 | LIAUA |
| 2016-05-02 | KPF821 | ESCAPR |
| 2015-07-02 | KPF821 | LITRAN |
| 2015-06-19 | KPF821 | ESUAPR |
| 2014-03-15 | KPF821 | LIREN |
| 2014-03-10 | KPF821 | LETRES |
| 2011-07-13 | KPF821 | LTSAPR |
| 2011-07-13 | KPF821 | LITRAN |
| 2011-05-30 | KPF821 | LTSAPR |
| 2011-05-28 | KPF821 | LIAUA |
| 2011-04-29 | KPF821 | LIASS |
| 2011-04-29 | KPF821 | ESUAPR |
| 2010-06-15 | KPF821 | LIASS |
| 2010-06-04 | KPF821 | ESUAPR |
| 2009-04-23 | KPF821 | LITRAN |
| 2009-04-15 | KPF821 | ESUAPR |
| 2006-05-23 | KPF821 | LIREN |
| 2006-05-22 | KPF821 | ESUAPR |
| 2006-03-06 | KPF821 | LETRES |
| 2001-08-25 | KPF821 | LIAUA |
| 2001-04-25 | KPF821 | LIAUA |
| 2001-01-01 | KPF821 | LIASS |
| 2000-09-15 | KPF821 | LICCNV |
| 1998-06-23 | KPF821 | LIREN |
| 1998-06-23 | KPF821 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1119129 | 2026-08-02 00:37:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KPF821 | ULS 1119129 | 2026-08-02 00:37:43 |
| Status | A | ULS 1119129 | 2026-08-02 00:37:43 |
| Service | RP | ULS 1119129 | 2026-08-02 00:37:43 |
| Grant Date | 2022-03-19 | ULS 1119129 | 2026-08-02 00:37:43 |
| Expiration Date | 2030-06-01 | ULS 1119129 | 2026-08-02 00:37:43 |