Universal Licensing System
WRKB256
Tama, County of
License details
| ULS identifier | 4360094 |
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| Call sign | WRKB256 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2020-12-03 |
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| Expiration | 2030-12-03 |
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| Frequency range | 6093.45 - 6152.75 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | MARSHALLTOWN, MARSHALL, IA |
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| Coordinates | 42.0058333, -92.8941667 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:22 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 6093.45000000 | | | | | |
| 1 | 1 | FXO | 6093.45000000 | | | | | |
| 1 | 1 | FXO | 6093.45000000 | | | | | |
| 1 | 1 | FXO | 6093.45000000 | | | | | |
| 1 | 1 | FXO | 6093.45000000 | | | | | |
| 1 | 1 | FXO | 6152.75000000 | | | | | |
| 1 | 1 | FXO | 6152.75000000 | | | | | |
| 1 | 1 | FXO | 6152.75000000 | | | | | |
| 1 | 1 | FXO | 6152.75000000 | | | | | |
| 1 | 1 | FXO | 6152.75000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 6093.45000000 | | 30M0D7W |
| 1 | 1 | 6093.45000000 | | 30M0D7W |
| 1 | 1 | 6093.45000000 | | 30M0D7W |
| 1 | 1 | 6093.45000000 | | 30M0D7W |
| 1 | 1 | 6093.45000000 | | 30M0D7W |
| 1 | 1 | 6152.75000000 | | 30M0D7W |
| 1 | 1 | 6152.75000000 | | 30M0D7W |
| 1 | 1 | 6152.75000000 | | 30M0D7W |
| 1 | 1 | 6152.75000000 | | 30M0D7W |
| 1 | 1 | 6152.75000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | .07 MI S .95 MI E OF US RT 30 & IA RT 14, MARSHALLTOWN, MARSHALL, IA | 42.00583333, -92.89416667 | 304.100 m | GTOWER | 91.400 m structure / 95.700 m overall | |
| 2 | R | | 42.09533333, -92.70769444 | 316.700 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RADIO WAVES INC. HP6-59 | | H | 39.0000 | 57.2000 | | |
| 1 | 2 | R | RADIO WAVES INC. HP6-59 | | | 39.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2020-12-15 | WRKB256 | LIAUA |
| 2020-12-03 | WRKB256 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4360094 | 2026-08-02 02:47:22 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRKB256 | ULS 4360094 | 2026-08-02 02:47:22 |
| Status | A | ULS 4360094 | 2026-08-02 02:47:22 |
| Service | MW | ULS 4360094 | 2026-08-02 02:47:22 |
| Grant Date | 2020-12-03 | ULS 4360094 | 2026-08-02 02:47:22 |
| Expiration Date | 2030-12-03 | ULS 4360094 | 2026-08-02 02:47:22 |