Universal Licensing System
WPKR437
NORTHWEST PIPE COMPANY
License details
| ULS identifier | 1908884 |
|---|
| Call sign | WPKR437 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2022-04-23 |
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| Expiration | 2032-06-13 |
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| Frequency range | 153.095 - 159.645 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | ADELANTO, SAN BERNARDINO, CA |
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| Coordinates | 34.5574444, -117.3944444 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:24:56 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | FB2 | 153.09500000 | | | 25.000000 | 35.000000 | |
| 4 | 1 | MO | 153.09500000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 159.64500000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 153.09500000 | | 11K2F3E |
| 4 | 1 | 153.09500000 | | 11K2F3E |
| 4 | 1 | 159.64500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 3 | T | 12351 RANCHO RD, ADELANTO, SAN BERNARDINO, CA | 34.55744444, -117.39444444 | 900.000 m | BANT | 9.000 m structure / 11.000 m overall | N |
| 4 | T | | | 0.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 3 | | | 11.000 m | | | | -9.000 | |
| 1 | 4 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 2 | 12351 RANCHO RD, ADELANTO, CA | SAN BERNARDINO | 7602462206 |
License history
| Date | File or call sign | Action |
|---|
| 2022-04-23 | WPKR437 | LIREN |
| 2016-08-22 | WPKR437 | LIMOD |
| 2012-12-20 | WPKR437 | LTSAPR |
| 2012-12-20 | WPKR437 | LIMOD |
| 2012-04-09 | WPKR437 | LTSAPR |
| 2012-04-07 | WPKR437 | LIREN |
| 2012-03-19 | WPKR437 | LETRES |
| 2009-04-02 | WPKR437 | LIMOD |
| 2007-11-30 | WPKR437 | LIMOD |
| 2004-09-29 | WPKR437 | LIMOD |
| 2004-04-14 | WPKR437 | AUDOPR |
| 2002-06-29 | WPKR437 | LIREN |
| 2002-03-18 | WPKR437 | LETRES |
| 2000-11-24 | WPKR437 | LICCNV |
| 1997-07-02 | WPKR437 | AUTHPR |
| 1997-06-13 | WPKR437 | LIAUA |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1908884 | 2026-08-02 01:24:56 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKR437 | ULS 1908884 | 2026-08-02 01:24:56 |
| Status | A | ULS 1908884 | 2026-08-02 01:24:56 |
| Service | IG | ULS 1908884 | 2026-08-02 01:24:56 |
| Grant Date | 2022-04-23 | ULS 1908884 | 2026-08-02 01:24:56 |
| Expiration Date | 2032-06-13 | ULS 1908884 | 2026-08-02 01:24:56 |