Universal Licensing System
WPKM790
ROBINSON HELICOPTER COMPANY
License details
| ULS identifier | 1748814 |
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| Call sign | WPKM790 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2002-03-07 |
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| Expiration | 2012-04-29 |
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| Cancellation | 2012-06-30 |
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| Frequency range | 464.5 - 464.55 MHz (2 frequencies) |
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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 01:15:53 |
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Licensee
| Name | ROBINSON HELICOPTER COMPANY |
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| Applicant type | C |
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| FRN | 0006646822 |
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| Location | TORRANCE, CA |
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| Address | 2901 AIRPORT DR, TORRANCE, CA, 90505 |
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| Phone | 3105390508 |
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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 | MOI | 464.50000000 | | | 10.000000 | | |
| 1 | 1 | MOI | 464.55000000 | | | 10.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.50000000 | | 20K0F3E |
| 1 | 1 | 464.55000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CA | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2901 AIRPORT DR, TORRANCE, CA | | 3105390508 |
License history
| Date | File or call sign | Action |
|---|
| 2012-06-30 | WPKM790 | LIEXP |
| 2012-02-06 | WPKM790 | LETRES |
| 2002-03-07 | WPKM790 | LIREN |
| 2002-03-06 | WPKM790 | LITIN |
| 2002-02-04 | WPKM790 | LETRES |
| 2000-11-23 | WPKM790 | LICCNV |
| 1997-04-29 | WPKM790 | AUTHPR |
| 1997-04-29 | WPKM790 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1748814 | 2026-08-02 01:15:53 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKM790 | ULS 1748814 | 2026-08-02 01:15:53 |
| Status | E | ULS 1748814 | 2026-08-02 01:15:53 |
| Service | IG | ULS 1748814 | 2026-08-02 01:15:53 |
| Grant Date | 2002-03-07 | ULS 1748814 | 2026-08-02 01:15:53 |
| Expiration Date | 2012-04-29 | ULS 1748814 | 2026-08-02 01:15:53 |
| Cancellation Date | 2012-06-30 | ULS 1748814 | 2026-08-02 01:15:53 |