Universal Licensing System
WPKH990
TELOS INC
License details
| ULS identifier | 1746867 |
|---|
| Call sign | WPKH990 |
|---|
| Radio service | IG |
|---|
| Status | E |
|---|
| Grant date | 2002-02-26 |
|---|
| Expiration | 2012-02-26 |
|---|
| Cancellation | 2012-04-28 |
|---|
| Frequency range | 461.725 - 466.725 MHz (2 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | ASHBURN, LOUDOUN, VA |
|---|
| Coordinates | 39.0662222, -77.4791667 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:15:30 |
|---|
Licensee
| Name | TELOS INC |
|---|
| Applicant type | C |
|---|
| FRN | 0006232920 |
|---|
| Location | ASHBURN, VA |
|---|
| Address | 19886 ASHBURN RD, ASHBURN, VA, 20147 |
|---|
| Phone | 7037244630 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 461.72500000 | | | 25.000000 | 25.000000 | |
| 3 | 1 | MO | 461.72500000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | FX1 | 466.72500000 | | | 20.000000 | 20.000000 | |
| 3 | 1 | MO | 466.72500000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.72500000 | | 20K0F3E |
| 3 | 1 | 461.72500000 | | 20K0F3E |
| 2 | 1 | 466.72500000 | | 20K0F3E |
| 3 | 1 | 466.72500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 19886 ASHBURN RD, ASHBURN, LOUDOUN, VA | 39.06622222, -77.47916667 | 94.000 m | B | 8.000 m structure / 8.000 m overall | N |
| 2 | T | VA | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 8.000 m | | | | 4.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 19886 ASHBURN RD, ASHBURN, VA | | 7037243729 |
License history
| Date | File or call sign | Action |
|---|
| 2012-04-28 | WPKH990 | LIEXP |
| 2011-12-05 | WPKH990 | LETRES |
| 2002-02-26 | WPKH990 | LIREN |
| 2002-01-25 | WPKH990 | LIAUA |
| 2001-12-03 | WPKH990 | LETRES |
| 2001-11-21 | WPKH990 | AUDOPR |
| 2000-11-23 | WPKH990 | LICCNV |
| 1997-02-26 | WPKH990 | LIISS |
| 1997-02-26 | WPKH990 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1746867 | 2026-08-02 01:15:30 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKH990 | ULS 1746867 | 2026-08-02 01:15:30 |
| Status | E | ULS 1746867 | 2026-08-02 01:15:30 |
| Service | IG | ULS 1746867 | 2026-08-02 01:15:30 |
| Grant Date | 2002-02-26 | ULS 1746867 | 2026-08-02 01:15:30 |
| Expiration Date | 2012-02-26 | ULS 1746867 | 2026-08-02 01:15:30 |
| Cancellation Date | 2012-04-28 | ULS 1746867 | 2026-08-02 01:15:30 |