Universal Licensing System
WKD4
Aviation Spectrum Resources Inc
License details
| ULS identifier | 1979648 |
|---|
| Call sign | WKD4 |
|---|
| Radio service | AF |
|---|
| Status | C |
|---|
| Grant date | 2005-09-27 |
|---|
| Expiration | 2015-10-18 |
|---|
| Cancellation | 2006-10-30 |
|---|
| Frequency range | 130.675 MHz |
|---|
| Locations | 1 |
|---|
| Representative location | PITTSBURGH, ALLEGHENY, PA |
|---|
| Coordinates | 40.4917222, -80.2322778 |
|---|
| Source archive | l_coast.zip |
|---|
| Dataset refreshed | 2026-08-02 02:08:30 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FA | 130.67500000 | | | 25.000000 | | LL |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 130.67500000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | GREATER PITTSBURGH INTERNATIONAL AIRPORT, PITTSBURGH, ALLEGHENY, PA | 40.49172222, -80.23227778 | 367.000 m | B | 8.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 9.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2006-10-31 | WKD4 | LICAN |
| 2006-03-07 | WKD4 | AUTHPR |
| 2006-01-01 | WKD4 | LIASS |
| 2005-09-27 | WKD4 | LIREN |
| 2005-07-25 | WKD4 | LETRES |
| 2005-07-25 | WKD4 | ESCAPR |
| 2001-04-27 | WKD4 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1979648 | 2026-08-02 02:08:30 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WKD4 | ULS 1979648 | 2026-08-02 02:08:30 |
| Status | C | ULS 1979648 | 2026-08-02 02:08:30 |
| Service | AF | ULS 1979648 | 2026-08-02 02:08:30 |
| Grant Date | 2005-09-27 | ULS 1979648 | 2026-08-02 02:08:30 |
| Expiration Date | 2015-10-18 | ULS 1979648 | 2026-08-02 02:08:30 |
| Cancellation Date | 2006-10-30 | ULS 1979648 | 2026-08-02 02:08:30 |