Universal Licensing System
WQAS353
DISTRICT 6 FIRE MUTUAL AID ASSN
License details
| ULS identifier | 2640807 |
|---|
| Call sign | WQAS353 |
|---|
| Radio service | PW |
|---|
| Status | A |
|---|
| Grant date | 2024-07-11 |
|---|
| Expiration | 2034-07-28 |
|---|
| Frequency range | 483.6375 - 486.6375 MHz (2 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | CHELMSFORD, MIDDLESEX, MA |
|---|
| Coordinates | 42.6139722, -71.4416667 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:16:31 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 483.63750000 | | | 50.000000 | 40.000000 | |
| 2 | 1 | MO | 483.63750000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MO | 486.63750000 | | | 40.000000 | 40.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 483.63750000 | | 11K2F3E |
| 1 | 1 | 483.63750000 | | 11K2F1D |
| 1 | 1 | 483.63750000 | | 11K0F3E |
| 2 | 1 | 483.63750000 | | 11K2F3E |
| 2 | 1 | 483.63750000 | | 20K0F3E |
| 2 | 1 | 483.63750000 | | 11K2F1D |
| 2 | 1 | 486.63750000 | | 20K0F3E |
| 2 | 1 | 486.63750000 | | 11K2F1D |
| 2 | 1 | 486.63750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | WATER TANK AT LOCKE ROAD, CHELMSFORD, MIDDLESEX, MA | 42.61397222, -71.44166667 | 98.000 m | TANK | 28.000 m structure / 30.000 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 30.000 m | | | | 66.600 | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1 WEST MAIN ST (AYER FIRE DEPT), AYER, MA | WORCESTER | 9787728231 |
| 2 | 51 MAIN ST (WESTFORD FIRE DEPT), WESTFORD, MA | MIDDLESEX | 9786925542 |
License history
| Date | File or call sign | Action |
|---|
| 2024-07-11 | WQAS353 | LIREN |
| 2024-06-28 | WQAS353 | ESURNW |
| 2024-05-29 | WQAS353 | ESURNW |
| 2024-05-06 | WQAS353 | LETRES |
| 2014-05-01 | WQAS353 | LIREN |
| 2014-04-30 | WQAS353 | ESUAPR |
| 2014-04-29 | WQAS353 | ESURNW |
| 2013-08-16 | WQAS353 | LIAUA |
| 2013-08-15 | WQAS353 | ESUAPR |
| 2012-12-03 | WQAS353 | LIMOD |
| 2011-03-22 | WQAS353 | LIMOD |
| 2011-01-14 | WQAS353 | ESCAPR |
| 2004-07-28 | WQAS353 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2640807 | 2026-08-02 01:16:31 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQAS353 | ULS 2640807 | 2026-08-02 01:16:31 |
| Status | A | ULS 2640807 | 2026-08-02 01:16:31 |
| Service | PW | ULS 2640807 | 2026-08-02 01:16:31 |
| Grant Date | 2024-07-11 | ULS 2640807 | 2026-08-02 01:16:31 |
| Expiration Date | 2034-07-28 | ULS 2640807 | 2026-08-02 01:16:31 |