Universal Licensing System
WPKN681
American National Red Cross
License details
| ULS identifier | 1749074 |
|---|
| Call sign | WPKN681 |
|---|
| Radio service | IG |
|---|
| Status | C |
|---|
| Grant date | 2002-06-10 |
|---|
| Expiration | 2012-05-15 |
|---|
| Cancellation | 2012-03-29 |
|---|
| Frequency range | 463.35 - 468.35 MHz (2 frequencies) |
|---|
| Locations | 4 |
|---|
| Representative location | PASADENA, LOS ANGELES, CA |
|---|
| Coordinates | 34.2261111, -118.0661667 |
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| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:11:47 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB4 | 463.35000000 | | | 100.000000 | 180.000000 | |
| 3 | 1 | MO | 463.35000000 | | | 25.000000 | 60.000000 | |
| 2 | 1 | FX1 | 468.35000000 | | | 25.000000 | 75.000000 | |
| 3 | 1 | MO | 468.35000000 | | | 25.000000 | 60.000000 | |
| 4 | 1 | FX1T | 468.35000000 | | | 25.000000 | 75.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 463.35000000 | | 20K0F3E |
| 3 | 1 | 463.35000000 | | 20K0F3E |
| 2 | 1 | 468.35000000 | | 20K0F3E |
| 3 | 1 | 468.35000000 | | 20K0F3E |
| 4 | 1 | 468.35000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MOUNT WILSON, PASADENA, LOS ANGELES, CA | 34.22611111, -118.06616667 | 1731.000 m | TOWER | 30.000 m structure / 36.000 m overall | N |
| 2 | T | CA | | | | | |
| 3 | T | | | | | | |
| 4 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 11.000 m | | | | 0.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 430 MADELINE DR, PASADENA, CA | | 8187990841 |
License history
| Date | File or call sign | Action |
|---|
| 2012-03-30 | WPKN681 | LICAN |
| 2012-03-27 | WPKN681 | ESUAPR |
| 2012-02-20 | WPKN681 | LETRES |
| 2009-06-18 | WPKN681 | LTSFNR |
| 2009-06-17 | WPKN681 | LIAUA |
| 2009-06-17 | WPKN681 | LTSAPR |
| 2009-06-17 | WPKN681 | ESCFNR |
| 2009-06-17 | WPKN681 | EFCFNR |
| 2009-06-16 | WPKN681 | EFUFNR |
| 2009-06-16 | WPKN681 | ESUAPR |
| 2009-06-16 | WPKN681 | EFUAPR |
| 2009-06-16 | WPKN681 | ESUFNR |
| 2008-04-30 | WPKN681 | LIAUA |
| 2008-04-29 | WPKN681 | ESCAPR |
| 2002-06-10 | WPKN681 | LIREN |
| 2002-02-19 | WPKN681 | LETRES |
| 2001-10-10 | WPKN681 | AUDOPR |
| 2000-11-23 | WPKN681 | LICCNV |
| 1997-11-20 | WPKN681 | AUTHPR |
| 1997-05-15 | WPKN681 | LIAUA |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1749074 | 2026-08-02 01:11:47 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKN681 | ULS 1749074 | 2026-08-02 01:11:47 |
| Status | C | ULS 1749074 | 2026-08-02 01:11:47 |
| Service | IG | ULS 1749074 | 2026-08-02 01:11:47 |
| Grant Date | 2002-06-10 | ULS 1749074 | 2026-08-02 01:11:47 |
| Expiration Date | 2012-05-15 | ULS 1749074 | 2026-08-02 01:11:47 |
| Cancellation Date | 2012-03-29 | ULS 1749074 | 2026-08-02 01:11:47 |