Universal Licensing System
WRDH987
GENERAL DYNAMICS
License details
| ULS identifier | 4156737 |
|---|
| Call sign | WRDH987 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2019-05-03 |
|---|
| Expiration | 2029-05-03 |
|---|
| Frequency range | 452.0625 - 469.325 MHz (8 frequencies) |
|---|
| Locations | 4 |
|---|
| Representative location | DEDHAM, NORFOLK, MA |
|---|
| Coordinates | 42.2319444, -71.1673889 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:22:15 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.06250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.41250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.06250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.41250000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | FB2 | 463.82500000 | | | 50.000000 | 50.000000 | |
| 3 | 1 | MO | 463.82500000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | FB2 | 464.32500000 | | | 50.000000 | 50.000000 | |
| 5 | 1 | MO | 464.32500000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 468.82500000 | | | 4.000000 | 4.000000 | |
| 5 | 1 | MO | 469.32500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.06250000 | | 11K2F3E |
| 1 | 1 | 452.06250000 | | 11K2F1D |
| 1 | 1 | 452.06250000 | | 7K60FXE |
| 1 | 1 | 452.06250000 | | 7K60FXD |
| 1 | 1 | 452.41250000 | | 11K2F1D |
| 1 | 1 | 452.41250000 | | 11K2F3E |
| 1 | 1 | 452.41250000 | | 7K60FXD |
| 1 | 1 | 452.41250000 | | 7K60FXE |
| 1 | 1 | 457.06250000 | | 11K2F1D |
| 1 | 1 | 457.06250000 | | 7K60FXE |
| 1 | 1 | 457.06250000 | | 7K60FXD |
| 1 | 1 | 457.06250000 | | 11K2F3E |
| 1 | 1 | 457.41250000 | | 7K60FXD |
| 1 | 1 | 457.41250000 | | 7K60FXE |
| 1 | 1 | 457.41250000 | | 11K2F1D |
| 1 | 1 | 457.41250000 | | 11K2F3E |
| 2 | 1 | 463.82500000 | | 11K2F1D |
| 2 | 1 | 463.82500000 | | 7K60FXE |
| 2 | 1 | 463.82500000 | | 11K2F3E |
| 2 | 1 | 463.82500000 | | 7K60FXD |
| 3 | 1 | 463.82500000 | | 11K2F3E |
| 3 | 1 | 463.82500000 | | 11K2F1D |
| 3 | 1 | 463.82500000 | | 7K60FXE |
| 3 | 1 | 463.82500000 | | 7K60FXD |
| 4 | 1 | 464.32500000 | | 7K60FXE |
| 4 | 1 | 464.32500000 | | 11K2F3E |
| 4 | 1 | 464.32500000 | | 11K2F1D |
| 4 | 1 | 464.32500000 | | 7K60FXD |
| 5 | 1 | 464.32500000 | | 7K60FXE |
| 5 | 1 | 464.32500000 | | 7K60FXD |
| 5 | 1 | 464.32500000 | | 11K2F1D |
| 5 | 1 | 464.32500000 | | 11K2F3E |
| 3 | 1 | 468.82500000 | | 11K2F3E |
| 3 | 1 | 468.82500000 | | 7K60FXE |
| 3 | 1 | 468.82500000 | | 7K60FXD |
| 3 | 1 | 468.82500000 | | 11K2F1D |
| 5 | 1 | 469.32500000 | | 7K60FXD |
| 5 | 1 | 469.32500000 | | 11K2F1D |
| 5 | 1 | 469.32500000 | | 7K60FXE |
| 5 | 1 | 469.32500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | DEDHAM, NORFOLK, MA | 42.23194444, -71.16738889 | | | | |
| 2 | T | 150 RUSTCRAFT ROAD, DEDHAM, NORFOLK, MA | 42.23194444, -71.16738889 | 31.000 m | BANT | 9.100 m structure / 10.100 m overall | N |
| 3 | T | NORFOLK, MA | | | | | N |
| 4 | T | 553 SOUTH STREET, QUINCY, NORFOLK, MA | 42.24247222, -70.97455556 | 14.000 m | BANT | 6.100 m structure / 9.100 m overall | N |
| 5 | T | NORFOLK, MA | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 10.100 m | | | | 0.200 | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | 9.100 m | | | | 2.400 | |
| 1 | 5 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 150 RUSTCRAFT ROAD, DEDHAM, MA | NORFOLK | 7813262401 |
License history
| Date | File or call sign | Action |
|---|
| 2020-03-12 | WRDH987 | LIMOD |
| 2019-05-03 | WRDH987 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4156737 | 2026-08-02 01:22:15 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDH987 | ULS 4156737 | 2026-08-02 01:22:15 |
| Status | A | ULS 4156737 | 2026-08-02 01:22:15 |
| Service | IG | ULS 4156737 | 2026-08-02 01:22:15 |
| Grant Date | 2019-05-03 | ULS 4156737 | 2026-08-02 01:22:15 |
| Expiration Date | 2029-05-03 | ULS 4156737 | 2026-08-02 01:22:15 |