Universal Licensing System
WRBN308
CHEMENCE, INC.
License details
| ULS identifier | 4041976 |
|---|
| Call sign | WRBN308 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2018-05-04 |
|---|
| Expiration | 2028-05-04 |
|---|
| Frequency range | 451.5625 - 468.55 MHz (7 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | Alpharetta, FORSYTH, GA |
|---|
| Coordinates | 34.1157222, -84.2170278 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:21:52 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.56250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.81250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 462.31250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 462.36250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 462.43750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | FB2 | 463.55000000 | | | 40.000000 | 50.000000 | |
| 3 | 1 | MO | 463.55000000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 468.55000000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.56250000 | | 11K2F3E |
| 1 | 1 | 451.56250000 | | 11K2F1E |
| 1 | 1 | 452.81250000 | | 11K2F3E |
| 1 | 1 | 452.81250000 | | 11K2F1E |
| 1 | 1 | 462.31250000 | | 11K2F1E |
| 1 | 1 | 462.31250000 | | 11K2F3E |
| 1 | 1 | 462.36250000 | | 11K2F3E |
| 1 | 1 | 462.36250000 | | 11K2F1E |
| 1 | 1 | 462.43750000 | | 11K2F3E |
| 1 | 1 | 462.43750000 | | 11K2F1E |
| 2 | 1 | 463.55000000 | | 7K60FXE |
| 2 | 1 | 463.55000000 | | 11K2F3E |
| 3 | 1 | 463.55000000 | | 11K2F3E |
| 3 | 1 | 463.55000000 | | 7K60FXE |
| 3 | 1 | 468.55000000 | | 7K60FXE |
| 3 | 1 | 468.55000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | ALPHARETTA, FORSYTH, GA | 34.11572222, -84.21702778 | | | | |
| 2 | T | 185 Bluegrass Valley Pkwy, Alpharetta, FORSYTH, GA | 34.11572222, -84.21702778 | 325.000 m | BANT | 9.000 m structure / 11.000 m overall | N |
| 3 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 11.000 m | V | | | 8.500 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 185 Bluegrass Valley Pkwy, ALPHARETTA, GA | FORSYTH | 7706646791 |
License history
| Date | File or call sign | Action |
|---|
| 2019-06-12 | WRBN308 | LETTRS |
| 2019-06-12 | WRBN308 | PNLISR |
| 2019-06-10 | WRBN308 | LIMOD |
| 2019-02-16 | WRBN308 | LETCNS |
| 2018-05-04 | WRBN308 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4041976 | 2026-08-02 01:21:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRBN308 | ULS 4041976 | 2026-08-02 01:21:52 |
| Status | A | ULS 4041976 | 2026-08-02 01:21:52 |
| Service | IG | ULS 4041976 | 2026-08-02 01:21:52 |
| Grant Date | 2018-05-04 | ULS 4041976 | 2026-08-02 01:21:52 |
| Expiration Date | 2028-05-04 | ULS 4041976 | 2026-08-02 01:21:52 |