Universal Licensing System
WQDM435
CHILDRENS NATIONAL MEDICAL CENTER
License details
| ULS identifier | 2751265 |
|---|
| Call sign | WQDM435 |
|---|
| Radio service | IG |
|---|
| Status | E |
|---|
| Grant date | 2015-10-29 |
|---|
| Expiration | 2025-09-29 |
|---|
| Cancellation | 2025-12-13 |
|---|
| Frequency range | 464.325 - 469.975 MHz (6 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | WASHINGTON, Washington, DC |
|---|
| Coordinates | 38.9263056, -77.0124444 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:26:07 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 464.32500000 | | | 25.000000 | 50.000000 | |
| 2 | 1 | MO | 464.32500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 464.80000000 | | | 25.000000 | 50.000000 | |
| 2 | 1 | MO | 464.80000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 464.97500000 | | | 25.000000 | 50.000000 | |
| 2 | 1 | MO | 464.97500000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 469.32500000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 469.80000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 469.97500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.32500000 | | 7K60FXD |
| 1 | 1 | 464.32500000 | | 7K60FXE |
| 2 | 1 | 464.32500000 | | 7K60FXD |
| 2 | 1 | 464.32500000 | | 7K60FXE |
| 1 | 1 | 464.80000000 | | 7K60FXW |
| 2 | 1 | 464.80000000 | | 7K60FXW |
| 1 | 1 | 464.97500000 | | 7K60FXW |
| 2 | 1 | 464.97500000 | | 7K60FXW |
| 2 | 1 | 469.32500000 | | 7K60FXE |
| 2 | 1 | 469.32500000 | | 7K60FXD |
| 2 | 1 | 469.80000000 | | 7K60FXW |
| 2 | 1 | 469.97500000 | | 7K60FXW |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 111 MICHIGAN AVE NW, WASHINGTON, Washington, DC | 38.92630556, -77.01244444 | 59.000 m | B | 70.000 m structure / 70.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 70.000 m | | | | 73.000 | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 111 MICHIGAN AVE NW, WASHINGTON, DC | | 2028843490 |
License history
| Date | File or call sign | Action |
|---|
| 2025-12-13 | WQDM435 | LIEXP |
| 2025-07-07 | WQDM435 | LETRES |
| 2017-07-18 | WQDM435 | LETCNS |
| 2016-10-18 | WQDM435 | LIMOD |
| 2016-05-10 | WQDM435 | LIMOD |
| 2015-10-29 | WQDM435 | LIREN |
| 2015-07-06 | WQDM435 | LETRES |
| 2012-10-05 | WQDM435 | LTSAPR |
| 2012-10-05 | WQDM435 | LIMOD |
| 2005-09-29 | WQDM435 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2751265 | 2026-08-02 01:26:07 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDM435 | ULS 2751265 | 2026-08-02 01:26:07 |
| Status | E | ULS 2751265 | 2026-08-02 01:26:07 |
| Service | IG | ULS 2751265 | 2026-08-02 01:26:07 |
| Grant Date | 2015-10-29 | ULS 2751265 | 2026-08-02 01:26:07 |
| Expiration Date | 2025-09-29 | ULS 2751265 | 2026-08-02 01:26:07 |
| Cancellation Date | 2025-12-13 | ULS 2751265 | 2026-08-02 01:26:07 |