Universal Licensing System
WPSF281
BACKLINK V, LLC
License details
| ULS identifier | 1957962 |
|---|
| Call sign | WPSF281 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 2001-04-03 |
|---|
| Expiration | 2011-04-03 |
|---|
| Cancellation | 2002-06-28 |
|---|
| Frequency range | 19320 - 22975 MHz (2 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | San Mateo, SAN MATEO, CA |
|---|
| Coordinates | 37.5609722, -122.3242500 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:45:51 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 2 | FXO | 19320.00000000 | | | | | |
| 1 | 1 | FXO | 22975.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 19320.00000000 | | 40M0F7W |
| 1 | 1 | 22975.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 520 S El Camino Real, San Mateo, SAN MATEO, CA | 37.56097222, -122.32425000 | 14.000 m | BPOLE | 38.100 m structure / 38.100 m overall | |
| 2 | R | | 37.56183333, -122.32536111 | 14.900 m | | | |
| 3 | R | | 37.56036111, -122.28575000 | 0.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Radio Waves Inc. HPLP1.5-23 | | V | 37.2000 | 314.2000 | | |
| 1 | 2 | R | Radio Waves Inc. HPLP1.5-23 | | | 37.2000 | | | |
| 1 | 3 | R | Radio Waves Inc. HP2-18 | | | 38.6000 | | | |
| 2 | 1 | T | Radio Waves Inc. HP2-18 | | V | 38.6000 | 91.1000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-29 | WPSF281 | LICAN |
| 2002-06-28 | WPSF281 | LIASS |
| 2001-09-07 | WPSF281 | LIASS |
| 2001-09-06 | WPSF281 | LITRAN |
| 2001-04-03 | WPSF281 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1957962 | 2026-08-02 02:45:51 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPSF281 | ULS 1957962 | 2026-08-02 02:45:51 |
| Status | C | ULS 1957962 | 2026-08-02 02:45:51 |
| Service | CF | ULS 1957962 | 2026-08-02 02:45:51 |
| Grant Date | 2001-04-03 | ULS 1957962 | 2026-08-02 02:45:51 |
| Expiration Date | 2011-04-03 | ULS 1957962 | 2026-08-02 02:45:51 |
| Cancellation Date | 2002-06-28 | ULS 1957962 | 2026-08-02 02:45:51 |