Universal Licensing System
WPKW733
NATIONAL SCIENCE AND TECHNOLOGY NETWORK INC
License details
| ULS identifier | 1752780 |
|---|
| Call sign | WPKW733 |
|---|
| Radio service | IG |
|---|
| Status | T |
|---|
| Grant date | 2002-06-07 |
|---|
| Expiration | 2012-08-18 |
|---|
| Cancellation | 2007-03-29 |
|---|
| Frequency range | 472.3375 - 475.3375 MHz (2 frequencies) |
|---|
| Locations | 4 |
|---|
| Representative location | CORONA, ORANGE, CA |
|---|
| Coordinates | 33.8500278, -117.6522778 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:17:33 |
|---|
Licensee
| Name | NATIONAL SCIENCE AND TECHNOLOGY NETWORK INC |
|---|
| Applicant type | C |
|---|
| FRN | 0006613392 |
|---|
| Location | LOS ANGELES, CA |
|---|
| Address | 2050 S. Bundy Drive, Suite 285, LOS ANGELES, CA, 90025 |
|---|
| Phone | 3108201234 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 472.33750000 | | | 100.000000 | 1000.000000 | |
| 2 | 1 | FBT | 472.33750000 | | | 60.000000 | 200.000000 | |
| 2 | 1 | FB6T | 472.33750000 | | | 100.000000 | 1000.000000 | |
| 3 | 1 | MO | 472.33750000 | | | 60.000000 | 200.000000 | |
| 3 | 1 | MO | 475.33750000 | | | 60.000000 | 200.000000 | |
| 4 | 1 | FX1T | 475.33750000 | | | 60.000000 | 200.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 472.33750000 | | 20K0F3E |
| 1 | 1 | 472.33750000 | | 20K0F2D |
| 1 | 1 | 472.33750000 | | 20K0F1D |
| 2 | 1 | 472.33750000 | | 20K0F2D |
| 2 | 1 | 472.33750000 | | 20K0F1D |
| 2 | 1 | 472.33750000 | | 20K0F3E |
| 2 | 1 | 472.33750000 | | 20K0F1D |
| 2 | 1 | 472.33750000 | | 20K0F3E |
| 2 | 1 | 472.33750000 | | 20K0F2D |
| 3 | 1 | 472.33750000 | | 20K0F1D |
| 3 | 1 | 472.33750000 | | 20K0F3E |
| 3 | 1 | 472.33750000 | | 20K0F2D |
| 3 | 1 | 475.33750000 | | 20K0F1D |
| 3 | 1 | 475.33750000 | | 20K0F2D |
| 3 | 1 | 475.33750000 | | 20K0F3E |
| 4 | 1 | 475.33750000 | | 20K0F1D |
| 4 | 1 | 475.33750000 | | 20K0F3E |
| 4 | 1 | 475.33750000 | | 20K0F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SIERRA PEAK, CORONA, ORANGE, CA | 33.85002778, -117.65227778 | 921.000 m | TOWER | 24.000 m structure / 30.000 m overall | N |
| 2 | T | LOS ANGELES, CA | 34.05416667, -118.24202778 | | | | |
| 3 | T | | | | | | |
| 4 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 30.000 m | | | | 586.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 4091 GLENCOE AVE, LOS ANGELES, CA | | 3108267679 |
License history
| Date | File or call sign | Action |
|---|
| 2007-03-29 | WPKW733 | LITERM |
| 2007-01-24 | WPKW733 | LTSAPR |
| 2007-01-24 | WPKW733 | LIAUA |
| 2002-06-07 | WPKW733 | LIREN |
| 2002-05-28 | WPKW733 | LETRES |
| 2002-01-11 | WPKW733 | AUDOPR |
| 2000-11-23 | WPKW733 | LICCNV |
| 1997-08-18 | WPKW733 | LIISS |
| 1997-08-18 | WPKW733 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1752780 | 2026-08-02 01:17:33 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKW733 | ULS 1752780 | 2026-08-02 01:17:33 |
| Status | T | ULS 1752780 | 2026-08-02 01:17:33 |
| Service | IG | ULS 1752780 | 2026-08-02 01:17:33 |
| Grant Date | 2002-06-07 | ULS 1752780 | 2026-08-02 01:17:33 |
| Expiration Date | 2012-08-18 | ULS 1752780 | 2026-08-02 01:17:33 |
| Cancellation Date | 2007-03-29 | ULS 1752780 | 2026-08-02 01:17:33 |