Universal Licensing System
WPWK256
Perini Building Company
License details
| ULS identifier | 2465865 |
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| Call sign | WPWK256 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2012-10-04 |
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| Expiration | 2022-12-04 |
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| Cancellation | 2023-02-04 |
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| Frequency range | 456.825 - 457.85 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | FL |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:12:28 |
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Licensee
| Name | Perini Building Company |
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| Applicant type | C |
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| FRN | 0001604206 |
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| Location | SYLMAR, CA |
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| Address | 15901 OLDEN STREET, SYLMAR, CA, 91342 |
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| Phone | 8184085638 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 456.82500000 | | | 4.000000 | 4.000000 | |
| 1 | 2 | MO | 456.97500000 | | | 4.000000 | 4.000000 | |
| 1 | 2 | MO | 457.17500000 | | | 4.000000 | 4.000000 | |
| 1 | 2 | MO | 457.62500000 | | | 4.000000 | 4.000000 | |
| 1 | 2 | MO | 457.85000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 456.82500000 | | 20K0F3E |
| 1 | 1 | 456.82500000 | | 11K2F3E |
| 1 | 2 | 456.97500000 | | 11K2F3E |
| 1 | 2 | 456.97500000 | | 20K0F3E |
| 1 | 2 | 457.17500000 | | 11K2F3E |
| 1 | 2 | 457.17500000 | | 20K0F3E |
| 1 | 2 | 457.62500000 | | 11K2F3E |
| 1 | 2 | 457.62500000 | | 20K0F3E |
| 1 | 2 | 457.85000000 | | 11K2F3E |
| 1 | 2 | 457.85000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | FL | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
| 2 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 73 Mt White Ave, Framingham, MA | MIDDLESEX | 5616916905 |
License history
| Date | File or call sign | Action |
|---|
| 2023-02-04 | WPWK256 | LIEXP |
| 2012-12-06 | WPWK256 | LIMOD |
| 2012-10-04 | WPWK256 | LIREN |
| 2012-10-04 | WPWK256 | LTSAPR |
| 2012-10-03 | WPWK256 | ESCAPR |
| 2012-10-03 | WPWK256 | EFCAPR |
| 2012-09-10 | WPWK256 | LETRES |
| 2003-09-03 | WPWK256 | LETCNS |
| 2002-12-04 | WPWK256 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2465865 | 2026-08-02 01:12:28 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPWK256 | ULS 2465865 | 2026-08-02 01:12:28 |
| Status | E | ULS 2465865 | 2026-08-02 01:12:28 |
| Service | IG | ULS 2465865 | 2026-08-02 01:12:28 |
| Grant Date | 2012-10-04 | ULS 2465865 | 2026-08-02 01:12:28 |
| Expiration Date | 2022-12-04 | ULS 2465865 | 2026-08-02 01:12:28 |
| Cancellation Date | 2023-02-04 | ULS 2465865 | 2026-08-02 01:12:28 |