Universal Licensing System
WQDM427
MED STAR AMBULANCE
License details
| ULS identifier | 2751257 |
|---|
| Call sign | WQDM427 |
|---|
| Radio service | IG |
|---|
| Status | E |
|---|
| Grant date | 2015-07-07 |
|---|
| Expiration | 2025-09-29 |
|---|
| Cancellation | 2025-12-13 |
|---|
| Frequency range | 451.6375 - 468.775 MHz (12 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | FITCHBURG, WORCESTER, MA |
|---|
| Coordinates | 42.5959167, -71.8334167 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:17:34 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 6 | 2 | FB2 | 451.63750000 | | | 10.000000 | 20.000000 | |
| 7 | 1 | MO | 451.63750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 451.86250000 | | | 100.000000 | 35.000000 | |
| 2 | 1 | MO | 451.86250000 | | | 100.000000 | 100.000000 | |
| 1 | 1 | FB2 | 452.35000000 | | | 100.000000 | 35.000000 | |
| 2 | 1 | MO | 452.35000000 | | | 100.000000 | 100.000000 | |
| 1 | 1 | FB2 | 452.97500000 | | | 100.000000 | 35.000000 | |
| 2 | 1 | MO | 452.97500000 | | | 100.000000 | 100.000000 | |
| 4 | 1 | FB2 | 452.97500000 | | | 100.000000 | 100.000000 | |
| 5 | 1 | MO | 452.97500000 | | | 100.000000 | 100.000000 | |
| 7 | 1 | MO | 456.63750000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 456.86250000 | | | 100.000000 | 100.000000 | |
| 3 | 1 | FX1 | 456.86250000 | | | 25.000000 | 50.000000 | |
| 2 | 1 | MO | 457.35000000 | | | 100.000000 | 100.000000 | |
| 3 | 1 | FX1 | 457.35000000 | | | 25.000000 | 50.000000 | |
| 2 | 1 | MO | 457.97500000 | | | 100.000000 | 100.000000 | |
| 3 | 1 | FX1 | 457.97500000 | | | 25.000000 | 50.000000 | |
| 3 | 1 | FX1 | 457.97500000 | | | 25.000000 | 50.000000 | |
| 5 | 1 | MO | 457.97500000 | | | 100.000000 | 100.000000 | |
| 6 | 1 | FB2 | 461.57500000 | | | 50.000000 | 100.000000 | |
| 7 | 1 | MO | 461.57500000 | | | 50.000000 | 50.000000 | |
| 6 | 1 | FB2 | 463.77500000 | | | 50.000000 | 100.000000 | |
| 7 | 1 | MO | 463.77500000 | | | 50.000000 | 50.000000 | |
| 7 | 1 | MO | 466.57500000 | | | 50.000000 | 50.000000 | |
| 7 | 1 | MO | 468.77500000 | | | 50.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 6 | 2 | 451.63750000 | | 11K2F1D |
| 6 | 2 | 451.63750000 | | 4K00F1E |
| 6 | 2 | 451.63750000 | | 4K00F1D |
| 6 | 2 | 451.63750000 | | 11K2F3E |
| 7 | 1 | 451.63750000 | | 11K2F1D |
| 7 | 1 | 451.63750000 | | 11K2F3E |
| 7 | 1 | 451.63750000 | | 4K00F1E |
| 7 | 1 | 451.63750000 | | 4K00F1D |
| 1 | 1 | 451.86250000 | | 11K2F3E |
| 2 | 1 | 451.86250000 | | 11K2F3E |
| 1 | 1 | 452.35000000 | | 11K2F3E |
| 2 | 1 | 452.35000000 | | 11K2F3E |
| 1 | 1 | 452.97500000 | | 11K2F3E |
| 2 | 1 | 452.97500000 | | 11K2F3E |
| 4 | 1 | 452.97500000 | | 11K2F3E |
| 5 | 1 | 452.97500000 | | 11K2F3E |
| 7 | 1 | 456.63750000 | | 4K00F1D |
| 7 | 1 | 456.63750000 | | 11K2F1D |
| 7 | 1 | 456.63750000 | | 11K2F3E |
| 7 | 1 | 456.63750000 | | 4K00F1E |
| 2 | 1 | 456.86250000 | | 11K2F3E |
| 3 | 1 | 456.86250000 | | 11K2F3E |
| 2 | 1 | 457.35000000 | | 11K2F3E |
| 3 | 1 | 457.35000000 | | 11K2F3E |
| 2 | 1 | 457.97500000 | | 11K2F3E |
| 3 | 1 | 457.97500000 | | 11K2F3E |
| 3 | 1 | 457.97500000 | | 11K2F3E |
| 5 | 1 | 457.97500000 | | 11K2F3E |
| 6 | 1 | 461.57500000 | | 4K00F1D |
| 6 | 1 | 461.57500000 | | 11K2F1D |
| 6 | 1 | 461.57500000 | | 11K2F3E |
| 6 | 1 | 461.57500000 | | 4K00F1E |
| 7 | 1 | 461.57500000 | | 11K2F1D |
| 7 | 1 | 461.57500000 | | 4K00F1D |
| 7 | 1 | 461.57500000 | | 4K00F1E |
| 7 | 1 | 461.57500000 | | 11K2F3E |
| 6 | 1 | 463.77500000 | | 4K00F1D |
| 6 | 1 | 463.77500000 | | 11K2F1D |
| 6 | 1 | 463.77500000 | | 4K00F1E |
| 6 | 1 | 463.77500000 | | 11K2F3E |
| 7 | 1 | 463.77500000 | | 11K2F3E |
| 7 | 1 | 463.77500000 | | 4K00F1E |
| 7 | 1 | 463.77500000 | | 11K2F1D |
| 7 | 1 | 463.77500000 | | 4K00F1D |
| 7 | 1 | 466.57500000 | | 11K2F3E |
| 7 | 1 | 466.57500000 | | 4K00F1E |
| 7 | 1 | 466.57500000 | | 11K2F1D |
| 7 | 1 | 466.57500000 | | 4K00F1D |
| 7 | 1 | 468.77500000 | | 4K00F1E |
| 7 | 1 | 468.77500000 | | 11K2F3E |
| 7 | 1 | 468.77500000 | | 4K00F1D |
| 7 | 1 | 468.77500000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Off Mountain Rd, PRINCETON, WORCESTER, MA | 42.48980556, -71.88858333 | 597.000 m | TOWER | 5.000 m structure / 7.000 m overall | |
| 2 | T | WORCESTER, MA | | | | | N |
| 3 | T | WORCESTER, MA | | | | | N |
| 4 | T | RESERVOIR HILL, GARDNER, WORCESTER, MA | 42.58008333, -71.98230556 | 395.000 m | GTOWER | 21.000 m structure / 21.000 m overall | N |
| 5 | T | WORCESTER, MA | | | | | N |
| 6 | T | 465 ALPINE ROAD, FITCHBURG, WORCESTER, MA | 42.59591667, -71.83341667 | 311.000 m | GTOWER | 58.000 m structure / 61.000 m overall | N |
| 7 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 7.000 m | | | | 350.400 | |
| 1 | 2 | | | | | | | | |
| 1 | 3 | | | | | | | | |
| 1 | 4 | T | | 21.000 m | | | | 104.100 | |
| 1 | 5 | T | | | | | | | |
| 1 | 6 | T | | 61.000 m | | | | 125.000 | |
| 1 | 7 | T | | | | | | | |
| 2 | 6 | T | | 6.100 m | | | | 70.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1000 BATTLES STREET, LEOMINISTER, MA | WORCESTER | 8667827669 |
License history
| Date | File or call sign | Action |
|---|
| 2025-12-13 | WQDM427 | LIEXP |
| 2025-07-07 | WQDM427 | LETRES |
| 2019-11-26 | WQDM427 | LETCNS |
| 2019-02-21 | WQDM427 | LIMOD |
| 2015-07-07 | WQDM427 | LIREN |
| 2015-07-06 | WQDM427 | LETRES |
| 2015-07-06 | WQDM427 | LTSAPR |
| 2014-12-08 | WQDM427 | LIMOD |
| 2005-09-29 | WQDM427 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2751257 | 2026-08-02 01:17:34 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDM427 | ULS 2751257 | 2026-08-02 01:17:34 |
| Status | E | ULS 2751257 | 2026-08-02 01:17:34 |
| Service | IG | ULS 2751257 | 2026-08-02 01:17:34 |
| Grant Date | 2015-07-07 | ULS 2751257 | 2026-08-02 01:17:34 |
| Expiration Date | 2025-09-29 | ULS 2751257 | 2026-08-02 01:17:34 |
| Cancellation Date | 2025-12-13 | ULS 2751257 | 2026-08-02 01:17:34 |