Universal Licensing System
WPKI503
ROBERT W CARLSTROM CO INC
License details
| ULS identifier | 1747067 |
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| Call sign | WPKI503 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-02-28 |
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| Expiration | 2002-02-28 |
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| Cancellation | 2002-05-05 |
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| Frequency range | 154.57 - 154.6 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | MN |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:03 |
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Licensee
| Name | ROBERT W CARLSTROM CO INC |
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| Applicant type | C |
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| FRN | 0005834312 |
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| Location | MANKATO, MN |
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| Address | 709 S FRONT ST, MANKATO, MN, 56001 |
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| Phone | 5076252872 |
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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 | 154.57000000 | | | 2.000000 | | |
| 1 | 1 | MO | 154.60000000 | | | 2.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 154.57000000 | | 20K0F3E |
| 1 | 1 | 154.60000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MN | | | | | |
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 | 709 S FRONT ST, MANKATO, MN | | 5076252872 |
License history
| Date | File or call sign | Action |
|---|
| 2002-05-05 | WPKI503 | LIEXP |
| 2001-12-03 | WPKI503 | LETRES |
| 2001-10-29 | WPKI503 | AUDOPR |
| 2000-11-23 | WPKI503 | LICCNV |
| 1997-02-28 | WPKI503 | LIISS |
| 1997-02-28 | WPKI503 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1747067 | 2026-08-02 01:15:03 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKI503 | ULS 1747067 | 2026-08-02 01:15:03 |
| Status | E | ULS 1747067 | 2026-08-02 01:15:03 |
| Service | IG | ULS 1747067 | 2026-08-02 01:15:03 |
| Grant Date | 1997-02-28 | ULS 1747067 | 2026-08-02 01:15:03 |
| Expiration Date | 2002-02-28 | ULS 1747067 | 2026-08-02 01:15:03 |
| Cancellation Date | 2002-05-05 | ULS 1747067 | 2026-08-02 01:15:03 |