Universal Licensing System
WRKB474
CHICAGO, CENTRAL & PACIFIC RAILROAD COMPANY
License details
| ULS identifier | 4360681 |
|---|
| Call sign | WRKB474 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2020-12-04 |
|---|
| Expiration | 2030-12-04 |
|---|
| Frequency range | 160.395 - 161.31 MHz (2 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | WATERLOO, BLACK HAWK, IA |
|---|
| Coordinates | 42.5075000, -92.3316389 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:13:47 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | MO | 160.39500000 | | | 45.000000 | 45.000000 | |
| 1 | 1 | FB2 | 161.31000000 | | | 45.000000 | 52.330000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 160.39500000 | | 11K2F3E |
| 2 | 1 | 160.39500000 | | 4K00F1E |
| 1 | 1 | 161.31000000 | | 4K00F1E |
| 1 | 1 | 161.31000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 345 Feet Southeast of E. 4th Street railroad crossing, WATERLOO, BLACK HAWK, IA | 42.50750000, -92.33163889 | 259.600 m | LTOWER | 70.100 m structure / 71.600 m overall | |
| 2 | T | WATERLOO, BLACK HAWK, IA | 42.50750000, -92.33163889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 48.700 m | V | 2.0000 | | 36.800 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 17641 SOUTH ASHLAND AVENUE, HOMEWOOD, IL | COOK | 7083326750 |
License history
| Date | File or call sign | Action |
|---|
| 2024-10-17 | WRKB474 | LIAUA |
| 2021-09-08 | WRKB474 | LETCNS |
| 2021-07-20 | WRKB474 | LIMOD |
| 2021-01-20 | WRKB474 | LIMOD |
| 2020-12-04 | WRKB474 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4360681 | 2026-08-02 01:13:47 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKB474 | ULS 4360681 | 2026-08-02 01:13:47 |
| Status | A | ULS 4360681 | 2026-08-02 01:13:47 |
| Service | IG | ULS 4360681 | 2026-08-02 01:13:47 |
| Grant Date | 2020-12-04 | ULS 4360681 | 2026-08-02 01:13:47 |
| Expiration Date | 2030-12-04 | ULS 4360681 | 2026-08-02 01:13:47 |