Universal Licensing System
WRFF404
KATAHDIN ASSOCIATES
License details
| ULS identifier | 4252471 |
|---|
| Call sign | WRFF404 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2020-02-19 |
|---|
| Expiration | 2030-02-19 |
|---|
| Frequency range | 463.2375 - 468.2375 MHz (7 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | CHICAGO, COOK, IL |
|---|
| Coordinates | 41.8775000, -87.6294722 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:23:29 |
|---|
Licensee
| Name | KATAHDIN ASSOCIATES |
|---|
| Applicant type | F |
|---|
| FRN | 0029065745 |
|---|
| Location | CHICAGO, IL |
|---|
| Address | 53 WEST JACKSON BLVD, CHICAGO, IL, 60604 |
|---|
| Phone | 3129221890 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 463.23750000 | | | 50.000000 | 30.000000 | |
| 2 | 1 | MO | 463.23750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 466.15000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 466.17500000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 466.20000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 466.22500000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 466.25000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 468.23750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | FX1 | 468.23750000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 463.23750000 | | 11K2F2D |
| 1 | 1 | 463.23750000 | | 4K00F1W |
| 1 | 1 | 463.23750000 | | 7K60F1W |
| 1 | 1 | 463.23750000 | | 11K2F3E |
| 2 | 1 | 463.23750000 | | 11K2F2D |
| 2 | 1 | 463.23750000 | | 11K2F3E |
| 2 | 1 | 463.23750000 | | 7K60F1W |
| 2 | 1 | 463.23750000 | | 4K00F1W |
| 2 | 1 | 466.15000000 | | 11K2F3E |
| 2 | 1 | 466.15000000 | | 11K2F2D |
| 2 | 1 | 466.15000000 | | 7K60F1W |
| 2 | 1 | 466.15000000 | | 4K00F1W |
| 2 | 1 | 466.17500000 | | 11K2F2D |
| 2 | 1 | 466.17500000 | | 7K60F1W |
| 2 | 1 | 466.17500000 | | 11K2F3E |
| 2 | 1 | 466.17500000 | | 4K00F1W |
| 2 | 1 | 466.20000000 | | 4K00F1W |
| 2 | 1 | 466.20000000 | | 7K60F1W |
| 2 | 1 | 466.20000000 | | 11K2F2D |
| 2 | 1 | 466.20000000 | | 11K2F3E |
| 2 | 1 | 466.22500000 | | 11K2F2D |
| 2 | 1 | 466.22500000 | | 11K2F3E |
| 2 | 1 | 466.22500000 | | 4K00F1W |
| 2 | 1 | 466.22500000 | | 7K60F1W |
| 2 | 1 | 466.25000000 | | 4K00F1W |
| 2 | 1 | 466.25000000 | | 7K60F1W |
| 2 | 1 | 466.25000000 | | 11K2F3E |
| 2 | 1 | 466.25000000 | | 11K2F2D |
| 2 | 1 | 468.23750000 | | 11K2F2D |
| 2 | 1 | 468.23750000 | | 4K00F1W |
| 2 | 1 | 468.23750000 | | 7K60F1W |
| 2 | 1 | 468.23750000 | | 11K2F3E |
| 3 | 1 | 468.23750000 | | 11K2F2D |
| 3 | 1 | 468.23750000 | | 11K2F3E |
| 3 | 1 | 468.23750000 | | 7K60F1W |
| 3 | 1 | 468.23750000 | | 4K00F1W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 53 W JACKSON BLVD, CHICAGO, COOK, IL | 41.87750000, -87.62947222 | 180.000 m | B | 24.000 m structure / 24.000 m overall | |
| 2 | T | COOK, IL | | | | | |
| 3 | T | COOK, IL | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 24.000 m | | | | 23.600 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 53 W JACKSON BLVD, CHICAGO, IL | COOK | 3129921890 |
License history
| Date | File or call sign | Action |
|---|
| 2020-02-19 | WRFF404 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4252471 | 2026-08-02 01:23:29 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRFF404 | ULS 4252471 | 2026-08-02 01:23:29 |
| Status | A | ULS 4252471 | 2026-08-02 01:23:29 |
| Service | IG | ULS 4252471 | 2026-08-02 01:23:29 |
| Grant Date | 2020-02-19 | ULS 4252471 | 2026-08-02 01:23:29 |
| Expiration Date | 2030-02-19 | ULS 4252471 | 2026-08-02 01:23:29 |