Universal Licensing System
KXR637
COMSAT CORPORATION DBA COMSAT WORLD SYSTEMS
License details
| ULS identifier | 1642015 |
|---|
| Call sign | KXR637 |
|---|
| Radio service | IG |
|---|
| Status | C |
|---|
| Grant date | 2002-04-16 |
|---|
| Expiration | 2012-06-09 |
|---|
| Cancellation | 2002-11-15 |
|---|
| Frequency range | 154.54 MHz |
|---|
| Locations | 2 |
|---|
| Representative location | CLARKSBURG, MONTGOMERY, MD |
|---|
| Coordinates | 39.2334444, -77.2830278 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:24:46 |
|---|
Licensee
| Name | COMSAT CORPORATION DBA COMSAT WORLD SYSTEMS |
|---|
| Applicant type | C |
|---|
| FRN | 0004337960 |
|---|
| Location | BETHESDA, MD |
|---|
| Address | 6560 ROCK SPRING DR, BETHESDA, MD, 20817 |
|---|
| Phone | 3014284016 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 154.54000000 | | | 60.000000 | 35.000000 | |
| 2 | 1 | MO | 154.54000000 | | | 40.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 154.54000000 | | 20K0F3E |
| 2 | 1 | 154.54000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 22300 COMSAT DR, CLARKSBURG, MONTGOMERY, MD | 39.23344444, -77.28302778 | 192.000 m | | 18.000 m structure / 18.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 24.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | COMSAT LABORATORIES FACILITIES DEPT, CLARKSBURG, MD | | 3014284016 |
License history
| Date | File or call sign | Action |
|---|
| 2002-11-15 | KXR637 | COR |
| 2002-04-16 | KXR637 | LIREN |
| 2002-04-15 | KXR637 | LITIN |
| 2002-03-18 | KXR637 | LETRES |
| 2001-09-06 | KXR637 | AUDOPR |
| 2000-11-23 | KXR637 | LICCNV |
| 2000-08-11 | KXR637 | AUTHPR |
| 2000-07-31 | KXR637 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1642015 | 2026-08-02 01:24:46 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KXR637 | ULS 1642015 | 2026-08-02 01:24:46 |
| Status | C | ULS 1642015 | 2026-08-02 01:24:46 |
| Service | IG | ULS 1642015 | 2026-08-02 01:24:46 |
| Grant Date | 2002-04-16 | ULS 1642015 | 2026-08-02 01:24:46 |
| Expiration Date | 2012-06-09 | ULS 1642015 | 2026-08-02 01:24:46 |
| Cancellation Date | 2002-11-15 | ULS 1642015 | 2026-08-02 01:24:46 |