Universal Licensing System
KD20124
LOCKHEED MARTIN CORPORATION
License details
| ULS identifier | 1900202 |
|---|
| Call sign | KD20124 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2022-09-27 |
|---|
| Expiration | 2032-10-02 |
|---|
| Frequency range | 72.6 - 75.6 MHz (6 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | SAN BERNARDINO, CA |
|---|
| Coordinates | 34.8108056, -117.1483889 |
|---|
| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:10:20 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 72.44000000 | | | 1.000000 | | |
| 1 | 1 | MO | 72.48000000 | | | 1.000000 | | |
| 1 | 1 | MO | 72.52000000 | | | 1.000000 | | |
| 1 | 1 | MO | 72.56000000 | | | 1.000000 | | |
| 1 | 1 | MO | 72.60000000 | | | 1.000000 | | |
| 1 | 1 | MO | 75.44000000 | | | 1.000000 | | |
| 1 | 1 | MO | 75.48000000 | | | 1.000000 | | |
| 1 | 1 | MO | 75.52000000 | | | 1.000000 | | |
| 1 | 1 | MO | 75.56000000 | | | 1.000000 | | |
| 1 | 1 | MO | 75.60000000 | | | 1.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 72.44000000 | | 20K0F9W |
| 1 | 1 | 72.44000000 | | 20K0F3E |
| 1 | 1 | 72.48000000 | | 20K0F9W |
| 1 | 1 | 72.48000000 | | 20K0F3E |
| 1 | 1 | 72.52000000 | | 20K0F9W |
| 1 | 1 | 72.52000000 | | 20K0F3E |
| 1 | 1 | 72.56000000 | | 20K0F9W |
| 1 | 1 | 72.56000000 | | 20K0F3E |
| 1 | 1 | 72.60000000 | | 20K0F9W |
| 1 | 1 | 72.60000000 | | 20K0F3E |
| 1 | 1 | 75.44000000 | | 20K0F3E |
| 1 | 1 | 75.44000000 | | 20K0F9W |
| 1 | 1 | 75.48000000 | | 20K0F9W |
| 1 | 1 | 75.48000000 | | 20K0F3E |
| 1 | 1 | 75.52000000 | | 20K0F9W |
| 1 | 1 | 75.52000000 | | 20K0F3E |
| 1 | 1 | 75.56000000 | | 20K0F9W |
| 1 | 1 | 75.56000000 | | 20K0F3E |
| 1 | 1 | 75.60000000 | | 20K0F9W |
| 1 | 1 | 75.60000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SAN BERNARDINO, CA | 34.81080556, -117.14838889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | LOCKHEED HELENDALE AVIONICS FACILITY, Helendale, CA | SAN BERNARDINO | 6192457436 |
License history
| Date | File or call sign | Action |
|---|
| 2022-09-27 | KD20124 | LIREN |
| 2022-07-11 | KD20124 | LETRES |
| 2014-12-16 | KD20124 | LIAUA |
| 2014-12-15 | KD20124 | ESUAPR |
| 2012-09-28 | KD20124 | LIREN |
| 2012-07-09 | KD20124 | LETRES |
| 2002-11-18 | KD20124 | LIREN |
| 2002-07-08 | KD20124 | LETRES |
| 2002-02-11 | KD20124 | AUDOPR |
| 2000-11-24 | KD20124 | LICCNV |
| 1997-09-08 | KD20124 | LIREN |
| 1997-09-08 | KD20124 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1900202 | 2026-08-02 01:10:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KD20124 | ULS 1900202 | 2026-08-02 01:10:20 |
| Status | A | ULS 1900202 | 2026-08-02 01:10:20 |
| Service | IG | ULS 1900202 | 2026-08-02 01:10:20 |
| Grant Date | 2022-09-27 | ULS 1900202 | 2026-08-02 01:10:20 |
| Expiration Date | 2032-10-02 | ULS 1900202 | 2026-08-02 01:10:20 |