Universal Licensing System
WPMF591
SVERDRUP CIVIL INC
License details
| ULS identifier | 1793484 |
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| Call sign | WPMF591 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-07-06 |
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| Expiration | 2003-07-06 |
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| Cancellation | 2003-09-07 |
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| Frequency range | 464.5 - 469.55 MHz (4 frequencies) |
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| Locations | 1 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:43 |
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Licensee
| Name | SVERDRUP CIVIL INC |
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| Applicant type | C |
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| Location | BOSTON, MA |
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| Address | 2 CENTER PLAZA, BOSTON, MA, 021081906 |
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| Phone | 6177428060 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2I | 464.50000000 | | | 25.000000 | | |
| 1 | 1 | MOI | 464.50000000 | | | 25.000000 | | |
| 1 | 1 | FXOI | 464.50000000 | | | 25.000000 | | |
| 1 | 1 | FXOI | 464.55000000 | | | 25.000000 | | |
| 1 | 1 | FB2I | 464.55000000 | | | 25.000000 | | |
| 1 | 1 | MOI | 464.55000000 | | | 25.000000 | | |
| 1 | 1 | MOI | 469.50000000 | | | 25.000000 | | |
| 1 | 1 | MOI | 469.55000000 | | | 25.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.50000000 | | 20K0F1D |
| 1 | 1 | 464.50000000 | | 20K0F3E |
| 1 | 1 | 464.50000000 | | 20K0F3E |
| 1 | 1 | 464.55000000 | | 20K0F1D |
| 1 | 1 | 464.55000000 | | 20K0F3E |
| 1 | 1 | 464.55000000 | | 20K0F3E |
| 1 | 1 | 469.50000000 | | 20K0F3E |
| 1 | 1 | 469.50000000 | | 20K0F1D |
| 1 | 1 | 469.55000000 | | 20K0F3E |
| 1 | 1 | 469.55000000 | | 20K0F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | |
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 |
|---|
| 1 | 2 CENTER PLAZA, BOSTON, MA | | 6177428060 |
License history
| Date | File or call sign | Action |
|---|
| 2003-09-07 | WPMF591 | LIEXP |
| 2003-04-14 | WPMF591 | LETRES |
| 2000-11-23 | WPMF591 | LICCNV |
| 1998-07-06 | WPMF591 | AUTHPR |
| 1998-07-06 | WPMF591 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1793484 | 2026-08-02 01:26:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPMF591 | ULS 1793484 | 2026-08-02 01:26:43 |
| Status | E | ULS 1793484 | 2026-08-02 01:26:43 |
| Service | IG | ULS 1793484 | 2026-08-02 01:26:43 |
| Grant Date | 1998-07-06 | ULS 1793484 | 2026-08-02 01:26:43 |
| Expiration Date | 2003-07-06 | ULS 1793484 | 2026-08-02 01:26:43 |
| Cancellation Date | 2003-09-07 | ULS 1793484 | 2026-08-02 01:26:43 |