Universal Licensing System
WPIF528
Digitcom Services Inc
License details
| ULS identifier | 1988814 |
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| Call sign | WPIF528 |
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| Radio service | IK |
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| Status | E |
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| Grant date | 2001-05-24 |
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| Expiration | 2010-08-30 |
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| Cancellation | 2010-10-16 |
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| Frequency range | 157.74 MHz |
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| Locations | 1 |
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| Representative location | Port Chicago, CONTRA COSTA, CA |
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| Coordinates | 38.0301944, |
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| Source archive | l_LMcomm.zip |
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| Dataset refreshed | 2026-08-02 00:43:27 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6C | 157.74000000 | | | 350.000000 | 1250.000000 | |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | TV Hill, Port Chicago, CONTRA COSTA, CA | 38.03019444, | 183.000 m | TOWER | 46.000 m structure / 46.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 15.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2010-10-16 | WPIF528 | LIEXP |
| 2010-06-07 | WPIF528 | LETRES |
| 2008-11-04 | WPIF528 | LIAUA |
| 2008-11-03 | WPIF528 | ESCAPR |
| 2008-04-02 | WPIF528 | LIAUA |
| 2008-04-01 | WPIF528 | ESCAPR |
| 2001-05-25 | WPIF528 | AUTHPR |
| 2001-05-24 | WPIF528 | COR |
| 2001-05-24 | WPIF528 | LIMOD |
| 2001-05-24 | WPIF528 | INTDUP |
| 2001-05-21 | WPIF528 | COR |
| 2001-05-20 | WPIF528 | LIEXP |
| 2001-05-14 | WPIF528 | COR |
| 2001-05-14 | WPIF528 | CORADD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1988814 | 2026-08-02 00:43:27 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPIF528 | ULS 1988814 | 2026-08-02 00:43:27 |
| Status | E | ULS 1988814 | 2026-08-02 00:43:27 |
| Service | IK | ULS 1988814 | 2026-08-02 00:43:27 |
| Grant Date | 2001-05-24 | ULS 1988814 | 2026-08-02 00:43:27 |
| Expiration Date | 2010-08-30 | ULS 1988814 | 2026-08-02 00:43:27 |
| Cancellation Date | 2010-10-16 | ULS 1988814 | 2026-08-02 00:43:27 |