Universal Licensing System
WQDF640
ORANGE COUNTY RESCUE MISSION
License details
| ULS identifier | 2740854 |
|---|
| Call sign | WQDF640 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2025-07-25 |
|---|
| Expiration | 2035-08-12 |
|---|
| Frequency range | 451.7125 - 469.8375 MHz (10 frequencies) |
|---|
| Locations | 5 |
|---|
| Representative location | EL TORO, ORANGE, CA |
|---|
| Coordinates | 33.7116944, -117.5303333 |
|---|
| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:07 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 5 | 1 | MO | 451.71250000 | | | 4.000000 | 4.000000 | |
| 5 | 1 | MO | 451.96250000 | | | 25.000000 | 25.000000 | |
| 5 | 1 | MO | 452.63750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 463.98750000 | | | 50.000000 | 6.000000 | |
| 2 | 1 | FB2 | 463.98750000 | | | 50.000000 | 75.000000 | |
| 3 | 1 | MO | 463.98750000 | | | 25.000000 | 25.000000 | |
| 4 | 1 | MO | 463.98750000 | | | 25.000000 | 25.000000 | |
| 1 | 1 | FB2 | 464.27500000 | | | 50.000000 | 6.000000 | |
| 3 | 1 | MO | 464.27500000 | | | 25.000000 | 25.000000 | |
| 5 | 1 | MO | 464.78750000 | | | 25.000000 | 25.000000 | |
| 1 | 1 | FB2 | 464.83750000 | | | 50.000000 | 6.000000 | |
| 3 | 1 | MO | 464.83750000 | | | 25.000000 | 25.000000 | |
| 3 | 1 | MO | 468.98750000 | | | 25.000000 | 25.000000 | |
| 4 | 1 | MO | 468.98750000 | | | 25.000000 | 25.000000 | |
| 3 | 1 | MO | 469.27500000 | | | 25.000000 | 25.000000 | |
| 3 | 1 | MO | 469.83750000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 5 | 1 | 451.71250000 | | 11K2F3E |
| 5 | 1 | 451.71250000 | | 7K60FXE |
| 5 | 1 | 451.96250000 | | 11K2F3E |
| 5 | 1 | 451.96250000 | | 7K60FXE |
| 5 | 1 | 452.63750000 | | 7K60FXE |
| 5 | 1 | 452.63750000 | | 11K2F3E |
| 1 | 1 | 463.98750000 | | 11K2F3E |
| 1 | 1 | 463.98750000 | | 7K60FXE |
| 2 | 1 | 463.98750000 | | 11K2F3E |
| 2 | 1 | 463.98750000 | | 7K60FXE |
| 3 | 1 | 463.98750000 | | 7K60FXE |
| 3 | 1 | 463.98750000 | | 11K2F3E |
| 4 | 1 | 463.98750000 | | 7K60FXE |
| 4 | 1 | 463.98750000 | | 11K2F3E |
| 1 | 1 | 464.27500000 | | 11K2F3E |
| 1 | 1 | 464.27500000 | | 7K60FXE |
| 3 | 1 | 464.27500000 | | 7K60FXE |
| 3 | 1 | 464.27500000 | | 11K2F3E |
| 5 | 1 | 464.78750000 | | 7K60FXE |
| 5 | 1 | 464.78750000 | | 11K2F3E |
| 1 | 1 | 464.83750000 | | 11K2F3E |
| 1 | 1 | 464.83750000 | | 7K60FXE |
| 3 | 1 | 464.83750000 | | 11K2F3E |
| 3 | 1 | 464.83750000 | | 7K60FXE |
| 3 | 1 | 468.98750000 | | 7K60FXE |
| 3 | 1 | 468.98750000 | | 11K2F3E |
| 4 | 1 | 468.98750000 | | 11K2F3E |
| 4 | 1 | 468.98750000 | | 7K60FXE |
| 3 | 1 | 469.27500000 | | 11K2F3E |
| 3 | 1 | 469.27500000 | | 7K60FXE |
| 3 | 1 | 469.83750000 | | 7K60FXE |
| 3 | 1 | 469.83750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SANTIAGO PEAK, EL TORO, ORANGE, CA | 33.71169444, -117.53033333 | 1695.000 m | UPOLE | 5.000 m structure / 5.000 m overall | |
| 2 | T | ONE HOPE DR, TUSTIN, ORANGE, CA | 33.71547222, -117.83252778 | 21.000 m | B | 16.700 m structure / 16.700 m overall | N |
| 3 | T | | | | | | |
| 4 | T | | | | | | |
| 5 | T | TUSTIN, ORANGE, CA | 33.72244444, -117.82833333 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 5.000 m | | | | 1073.000 | |
| 1 | 2 | | | 16.700 m | | | | -44.000 | |
| 1 | 3 | | | | | | | | |
| 1 | 4 | | | | | | | | |
| 1 | 5 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | ONE HOPE DRIVE, TUSTIN, CA | ORANGE | 7142474300 |
License history
| Date | File or call sign | Action |
|---|
| 2025-07-25 | WQDF640 | LIREN |
| 2025-05-19 | WQDF640 | LETRES |
| 2020-04-08 | WQDF640 | LIAUA |
| 2016-08-24 | WQDF640 | LETTRS |
| 2016-08-24 | WQDF640 | PNLISR |
| 2016-04-19 | WQDF640 | LETCNS |
| 2015-07-17 | WQDF640 | LIREN |
| 2015-07-15 | WQDF640 | LIMOD |
| 2015-05-18 | WQDF640 | LETRES |
| 2009-08-25 | WQDF640 | LETCNS |
| 2008-11-24 | WQDF640 | LIMOD |
| 2005-08-12 | WQDF640 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2740854 | 2026-08-02 01:26:07 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDF640 | ULS 2740854 | 2026-08-02 01:26:07 |
| Status | A | ULS 2740854 | 2026-08-02 01:26:07 |
| Service | IG | ULS 2740854 | 2026-08-02 01:26:07 |
| Grant Date | 2025-07-25 | ULS 2740854 | 2026-08-02 01:26:07 |
| Expiration Date | 2035-08-12 | ULS 2740854 | 2026-08-02 01:26:07 |