Universal Licensing System
WRKL437
Harrison Corporation
License details
| ULS identifier | 4376307 |
|---|
| Call sign | WRKL437 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2021-01-20 |
|---|
| Expiration | 2031-01-20 |
|---|
| Frequency range | 49.34 - 158.3025 MHz (12 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | Waterloo, BLACK HAWK, IA |
|---|
| Coordinates | 42.4061389, -92.3344722 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:20:09 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | MO | 49.34000000 | | | 45.000000 | 45.000000 | |
| 3 | 1 | MO | 49.38000000 | | | 45.000000 | 45.000000 | |
| 3 | 1 | MO | 49.44000000 | | | 45.000000 | 45.000000 | |
| 3 | 1 | MO | 49.48000000 | | | 45.000000 | 45.000000 | |
| 3 | 1 | MO | 49.56000000 | | | 45.000000 | 45.000000 | |
| 3 | 1 | MO | 153.20000000 | | | 45.000000 | 45.000000 | |
| 3 | 1 | MO | 153.30500000 | | | 45.000000 | 45.000000 | |
| 1 | 1 | FB2 | 153.48500000 | | | 100.000000 | 100.000000 | |
| 2 | 1 | MO | 153.48500000 | | | 45.000000 | 45.000000 | |
| 3 | 1 | MO | 153.52250000 | | | 45.000000 | 45.000000 | |
| 3 | 1 | MO | 153.64250000 | | | 45.000000 | 45.000000 | |
| 2 | 1 | MO | 158.14500000 | | | 45.000000 | 45.000000 | |
| 3 | 1 | MO | 158.30250000 | | | 45.000000 | 45.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 49.34000000 | | 7K60F1W |
| 3 | 1 | 49.34000000 | | 11K0F3E |
| 3 | 1 | 49.38000000 | | 11K0F3E |
| 3 | 1 | 49.38000000 | | 7K60F1W |
| 3 | 1 | 49.44000000 | | 11K0F3E |
| 3 | 1 | 49.44000000 | | 7K60F1W |
| 3 | 1 | 49.48000000 | | 11K0F3E |
| 3 | 1 | 49.48000000 | | 7K60F1W |
| 3 | 1 | 49.56000000 | | 7K60F1W |
| 3 | 1 | 49.56000000 | | 11K0F3E |
| 3 | 1 | 153.20000000 | | 7K60F1W |
| 3 | 1 | 153.20000000 | | 11K0F3E |
| 3 | 1 | 153.30500000 | | 7K60F1W |
| 3 | 1 | 153.30500000 | | 11K0F3E |
| 1 | 1 | 153.48500000 | | 11K0F3E |
| 1 | 1 | 153.48500000 | | 7K60F1W |
| 2 | 1 | 153.48500000 | | 7K60F1W |
| 2 | 1 | 153.48500000 | | 11K0F3E |
| 3 | 1 | 153.52250000 | | 7K60F1W |
| 3 | 1 | 153.52250000 | | 11K0F3E |
| 3 | 1 | 153.64250000 | | 11K0F3E |
| 3 | 1 | 153.64250000 | | 7K60F1W |
| 2 | 1 | 158.14500000 | | 7K60F1W |
| 2 | 1 | 158.14500000 | | 11K0F3E |
| 3 | 1 | 158.30250000 | | 7K60F1W |
| 3 | 1 | 158.30250000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 7502 Hammond Ave, Waterloo, BLACK HAWK, IA | 42.40613889, -92.33447222 | 287.000 m | B | 38.100 m structure / 38.100 m overall | |
| 2 | T | | | | | | |
| 3 | T | Waterloo, BLACK HAWK, IA | 42.40613889, -92.33447222 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 4.600 m | | | | 15.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 7502 Hammond Ave, Waterloo, IA | BLACK HAWK | 3192699229 |
License history
| Date | File or call sign | Action |
|---|
| 2026-05-04 | WRKL437 | LIMOD |
| 2024-07-23 | WRKL437 | LIAUA |
| 2021-01-20 | WRKL437 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4376307 | 2026-08-02 01:20:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKL437 | ULS 4376307 | 2026-08-02 01:20:09 |
| Status | A | ULS 4376307 | 2026-08-02 01:20:09 |
| Service | IG | ULS 4376307 | 2026-08-02 01:20:09 |
| Grant Date | 2021-01-20 | ULS 4376307 | 2026-08-02 01:20:09 |
| Expiration Date | 2031-01-20 | ULS 4376307 | 2026-08-02 01:20:09 |