Universal Licensing System
WSFI433
Platform Systems Inc dba Platform Aerospace
License details
| ULS identifier | 5032188 |
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| Call sign | WSFI433 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2024-10-19 |
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| Expiration | 2034-10-19 |
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| Frequency range | 151.6025 - 159.6225 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | BLACKSTONE, NOTTOWAY, VA |
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| Coordinates | 37.0818056, -77.9570833 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:22 |
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Licensee
| Name | Platform Systems Inc dba Platform Aerospace |
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| Applicant type | C |
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| FRN | 0036074359 |
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| Location | HOLLYWOOD, MD |
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| Address | 43960 AIRPORT VIEW DRIVE, HOLLYWOOD, MD, 20636 |
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| Phone | 3018639253 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 151.60250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 151.91000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 152.87750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 153.02750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 159.62250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 151.60250000 | | 7K60FXE |
| 1 | 1 | 151.91000000 | | 7K60FXE |
| 1 | 1 | 152.87750000 | | 7K60FXE |
| 1 | 1 | 153.02750000 | | 7K60FXE |
| 1 | 1 | 159.62250000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | BLACKSTONE, NOTTOWAY, VA | 37.08180556, -77.95708333 | | | | |
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 | 291 DOMINY COR RD, BLACKSTONE, VA | NOTTOWAY | 8033358065 |
License history
| Date | File or call sign | Action |
|---|
| 2025-07-22 | WSFI433 | LETCNS |
| 2024-10-19 | WSFI433 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5032188 | 2026-08-02 01:23:22 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSFI433 | ULS 5032188 | 2026-08-02 01:23:22 |
| Status | A | ULS 5032188 | 2026-08-02 01:23:22 |
| Service | IG | ULS 5032188 | 2026-08-02 01:23:22 |
| Grant Date | 2024-10-19 | ULS 5032188 | 2026-08-02 01:23:22 |
| Expiration Date | 2034-10-19 | ULS 5032188 | 2026-08-02 01:23:22 |