Universal Licensing System
KNIW451
MARTINSVILLE FIRE PROTECTION DISTRICT
License details
| ULS identifier | 1184138 |
|---|
| Call sign | KNIW451 |
|---|
| Radio service | PW |
|---|
| Status | A |
|---|
| Grant date | 2024-04-04 |
|---|
| Expiration | 2034-04-18 |
|---|
| Frequency range | 154.16 - 158.9325 MHz (4 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | MARTINSVILLE, CLARK, IL |
|---|
| Coordinates | 39.3281944, -87.8773056 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:09:16 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | FB2 | 154.16000000 | | | 50.000000 | 79.500000 | |
| 4 | 1 | MO | 154.16000000 | | | 50.000000 | 50.000000 | |
| 1 | 1 | FB | 154.26500000 | | | 50.000000 | 75.000000 | |
| 2 | 1 | MO | 154.26500000 | | | 50.000000 | 50.000000 | |
| 1 | 1 | FB | 154.43000000 | | | 50.000000 | 75.000000 | |
| 2 | 1 | MO | 154.43000000 | | | 50.000000 | 50.000000 | |
| 4 | 1 | MO | 158.93250000 | | | 50.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 154.16000000 | | 8K10F1W |
| 3 | 1 | 154.16000000 | | 8K30F7W |
| 3 | 1 | 154.16000000 | | 11K2F3E |
| 3 | 1 | 154.16000000 | | 7K60FXE |
| 4 | 1 | 154.16000000 | | 8K10F1W |
| 4 | 1 | 154.16000000 | | 8K30F7W |
| 4 | 1 | 154.16000000 | | 11K2F3E |
| 4 | 1 | 154.16000000 | | 7K60FXE |
| 1 | 1 | 154.26500000 | | 8K30F7W |
| 1 | 1 | 154.26500000 | | 11K2F3E |
| 1 | 1 | 154.26500000 | | 8K10F1E |
| 2 | 1 | 154.26500000 | | 8K30F7W |
| 2 | 1 | 154.26500000 | | 11K2F3E |
| 2 | 1 | 154.26500000 | | 8K10F1E |
| 1 | 1 | 154.43000000 | | 11K2F3E |
| 1 | 1 | 154.43000000 | | 8K10F1E |
| 1 | 1 | 154.43000000 | | 8K30F7W |
| 2 | 1 | 154.43000000 | | 11K2F3E |
| 2 | 1 | 154.43000000 | | 8K10F1E |
| 2 | 1 | 154.43000000 | | 8K30F7W |
| 4 | 1 | 158.93250000 | | 11K2F3E |
| 4 | 1 | 158.93250000 | | 7K60FXE |
| 4 | 1 | 158.93250000 | | 8K10F1W |
| 4 | 1 | 158.93250000 | | 8K30F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 80 N UNION, MARTINSVILLE, CLARK, IL | 39.33502778, -87.88252778 | 184.000 m | | | N |
| 2 | T | | | | | | N |
| 3 | T | 308 SOUTH YORK ST, MARTINSVILLE, CLARK, IL | 39.32819444, -87.87730556 | 184.400 m | TANK | 41.000 m structure / 46.000 m overall | N |
| 4 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 18.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 46.000 m | | | | 43.300 | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 2 | 8 North Union Street, Martinsville, IL | CLARK | 2173824223 |
License history
| Date | File or call sign | Action |
|---|
| 2024-04-04 | KNIW451 | LIREN |
| 2024-01-22 | KNIW451 | LETRES |
| 2019-03-08 | KNIW451 | LIMOD |
| 2017-08-16 | KNIW451 | LIMOD |
| 2014-04-09 | KNIW451 | LTSAPR |
| 2014-04-09 | KNIW451 | LIREN |
| 2014-04-08 | KNIW451 | ESUAPR |
| 2014-04-08 | KNIW451 | EFUAPR |
| 2014-03-19 | KNIW451 | ESURNW |
| 2014-02-17 | KNIW451 | ESURNW |
| 2014-01-20 | KNIW451 | LETRES |
| 2014-01-18 | KNIW451 | ESURNW |
| 2010-01-25 | KNIW451 | LIMOD |
| 2004-01-26 | KNIW451 | LETRES |
| 2001-10-12 | KNIW451 | AUDOPR |
| 2000-10-19 | KNIW451 | LICCNV |
| 1999-02-09 | KNIW451 | AUTHPR |
| 1999-02-09 | KNIW451 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1184138 | 2026-08-02 01:09:16 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNIW451 | ULS 1184138 | 2026-08-02 01:09:16 |
| Status | A | ULS 1184138 | 2026-08-02 01:09:16 |
| Service | PW | ULS 1184138 | 2026-08-02 01:09:16 |
| Grant Date | 2024-04-04 | ULS 1184138 | 2026-08-02 01:09:16 |
| Expiration Date | 2034-04-18 | ULS 1184138 | 2026-08-02 01:09:16 |