Universal Licensing System
WPKN401
ADVENTURE II HOLDINGS DBA GUARDIAN SERVICES
License details
| ULS identifier | 1748982 |
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| Call sign | WPKN401 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-05-09 |
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| Expiration | 2002-05-09 |
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| Cancellation | 2002-09-08 |
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| Frequency range | 154.6 MHz |
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| Locations | 1 |
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| Representative location | CA |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:29:02 |
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Licensee
| Name | ADVENTURE II HOLDINGS DBA GUARDIAN SERVICES |
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| Applicant type | C |
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| Location | PARAMOUNT, CA |
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| Address | 7015 MARCELLE ST, PARAMOUNT, CA, 90723 |
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| Phone | 5625310707 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | MO | 154.60000000 | | | 1.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 154.60000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | CA | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 7015 MARCELLE ST, PARAMOUNT, CA | | 5625310707 |
License history
| Date | File or call sign | Action |
|---|
| 2002-09-08 | WPKN401 | LIEXP |
| 2002-04-17 | WPKN401 | LETAUS |
| 2002-02-11 | WPKN401 | LETRES |
| 2000-11-23 | WPKN401 | LICCNV |
| 1997-05-09 | WPKN401 | LIISS |
| 1997-05-09 | WPKN401 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1748982 | 2026-08-02 01:29:02 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPKN401 | ULS 1748982 | 2026-08-02 01:29:02 |
| Status | E | ULS 1748982 | 2026-08-02 01:29:02 |
| Service | IG | ULS 1748982 | 2026-08-02 01:29:02 |
| Grant Date | 1997-05-09 | ULS 1748982 | 2026-08-02 01:29:02 |
| Expiration Date | 2002-05-09 | ULS 1748982 | 2026-08-02 01:29:02 |
| Cancellation Date | 2002-09-08 | ULS 1748982 | 2026-08-02 01:29:02 |