Universal Licensing System
WPAM405
HYDROPLANES INC
License details
| ULS identifier | 1700925 |
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| Call sign | WPAM405 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-05-14 |
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| Expiration | 2002-09-04 |
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| Cancellation | 2003-01-12 |
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| Frequency range | 463.575 - 469.65 MHz (7 frequencies) |
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| Locations | 2 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:28:32 |
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Licensee
| Name | HYDROPLANES INC |
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| Applicant type | C |
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| Location | SEATTLE, WA |
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| Address | 6440 S 144TH ST, SEATTLE, WA, 98168 |
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| Phone | 2062442433 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 463.57500000 | | | 10.000000 | | |
| 2 | 1 | MOI | 464.55000000 | | | 10.000000 | | |
| 1 | 1 | MO | 464.62500000 | | | 10.000000 | | |
| 1 | 1 | MO | 464.67500000 | | | 10.000000 | | |
| 1 | 1 | MO | 469.52500000 | | | 10.000000 | | |
| 1 | 1 | MO | 469.57500000 | | | 10.000000 | | |
| 1 | 1 | MO | 469.65000000 | | | 10.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 463.57500000 | | 20K0F3E |
| 2 | 1 | 464.55000000 | | 20K0F3E |
| 1 | 1 | 464.62500000 | | 20K0F3E |
| 1 | 1 | 464.67500000 | | 20K0F3E |
| 1 | 1 | 469.52500000 | | 20K0F3E |
| 1 | 1 | 469.57500000 | | 20K0F3E |
| 1 | 1 | 469.65000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 6440 S 144TH ST, TUKWILA, WA | | 2062442433 |
License history
| Date | File or call sign | Action |
|---|
| 2003-01-12 | WPAM405 | LIEXP |
| 2002-06-10 | WPAM405 | LETRES |
| 2000-11-23 | WPAM405 | LICCNV |
| 1997-05-14 | WPAM405 | AUTHPR |
| 1997-05-14 | WPAM405 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1700925 | 2026-08-02 01:28:32 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPAM405 | ULS 1700925 | 2026-08-02 01:28:32 |
| Status | E | ULS 1700925 | 2026-08-02 01:28:32 |
| Service | IG | ULS 1700925 | 2026-08-02 01:28:32 |
| Grant Date | 1997-05-14 | ULS 1700925 | 2026-08-02 01:28:32 |
| Expiration Date | 2002-09-04 | ULS 1700925 | 2026-08-02 01:28:32 |
| Cancellation Date | 2003-01-12 | ULS 1700925 | 2026-08-02 01:28:32 |