Universal Licensing System
KRG221
NATIONAL SCIENCE AND TECHNOLOGY NETWORK INC
License details
| ULS identifier | 1637522 |
|---|
| Call sign | KRG221 |
|---|
| Radio service | YG |
|---|
| Status | A |
|---|
| Grant date | 2023-05-25 |
|---|
| Expiration | 2033-08-17 |
|---|
| Frequency range | 471.5125 - 474.5125 MHz (2 frequencies) |
|---|
| Locations | 4 |
|---|
| Representative location | CORONA, RIVERSIDE, CA |
|---|
| Coordinates | 33.8500278, -117.6522778 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:17:33 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB8 | 471.51250000 | | | 92.000000 | 1000.000000 | |
| 2 | 1 | FB8 | 471.51250000 | | | 92.000000 | 1000.000000 | |
| 4 | 1 | FB6T | 471.51250000 | | | 92.000000 | 1000.000000 | |
| 6 | 1 | FB6T | 471.51250000 | | | 92.000000 | 1000.000000 | |
| 7 | 1 | FB8 | 471.51250000 | | | 100.000000 | 1000.000000 | |
| 10 | 1 | FB8 | 471.51250000 | | | 100.000000 | 1000.000000 | |
| 3 | 1 | MO8 | 474.51250000 | | | 110.000000 | 200.000000 | |
| 4 | 1 | FX1T | 474.51250000 | | | 60.000000 | 200.000000 | |
| 5 | 1 | MO8 | 474.51250000 | | | 110.000000 | 200.000000 | |
| 6 | 1 | FX1T | 474.51250000 | | | 60.000000 | 200.000000 | |
| 8 | 1 | MO8 | 474.51250000 | | | 60.000000 | 200.000000 | |
| 9 | 1 | FX1T | 474.51250000 | | | 60.000000 | 200.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 471.51250000 | | 11K2F1D |
| 1 | 1 | 471.51250000 | | 11K2F3E |
| 1 | 1 | 471.51250000 | | 11K2F2D |
| 2 | 1 | 471.51250000 | | 11K2F3E |
| 2 | 1 | 471.51250000 | | 11K2F2D |
| 2 | 1 | 471.51250000 | | 11K2F1D |
| 7 | 1 | 471.51250000 | | 11K2F2D |
| 7 | 1 | 471.51250000 | | 11K2F1D |
| 7 | 1 | 471.51250000 | | 11K2F3E |
| 10 | 1 | 471.51250000 | | 11K2F3E |
| 10 | 1 | 471.51250000 | | 11K2F2D |
| 10 | 1 | 471.51250000 | | 11K2F1D |
| 3 | 1 | 474.51250000 | | 11K2F3E |
| 3 | 1 | 474.51250000 | | 11K2F2D |
| 3 | 1 | 474.51250000 | | 11K2F1D |
| 4 | 1 | 474.51250000 | | 11K2F1D |
| 4 | 1 | 474.51250000 | | 11K2F3E |
| 4 | 1 | 474.51250000 | | 11K2F2D |
| 5 | 1 | 474.51250000 | | 11K2F3E |
| 5 | 1 | 474.51250000 | | 11K2F1D |
| 5 | 1 | 474.51250000 | | 11K2F2D |
| 6 | 1 | 474.51250000 | | 11K2F1D |
| 6 | 1 | 474.51250000 | | 11K2F2D |
| 6 | 1 | 474.51250000 | | 11K2F3E |
| 8 | 1 | 474.51250000 | | 11K2F2D |
| 8 | 1 | 474.51250000 | | 11K2F3E |
| 8 | 1 | 474.51250000 | | 11K2F1D |
| 9 | 1 | 474.51250000 | | 11K2F1D |
| 9 | 1 | 474.51250000 | | 11K2F3E |
| 9 | 1 | 474.51250000 | | 11K2F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MOUNT LUKENS, MONTROSE, LOS ANGELES, CA | 34.26777778, -118.23702778 | 1536.000 m | TOWER | 30.000 m structure / 41.000 m overall | N |
| 2 | T | SUNSET RIDGE, CLAREMONT, LOS ANGELES, CA | 34.18361111, -117.71333333 | 1603.000 m | TOWER | 30.000 m structure / 30.000 m overall | N |
| 3 | T | | | | | | |
| 4 | T | | | | | | |
| 5 | T | | | | | | |
| 6 | T | | | | | | |
| 7 | | SIERRA PEAK, CORONA, RIVERSIDE, CA | 33.85002778, -117.65227778 | 921.000 m | TOWER | 24.000 m structure / 30.000 m overall | N |
| 8 | | | | | | | N |
| 9 | | | | 0.000 m | | | N |
| 10 | | 11809 BLACKSTAR CANYON RD, CORONA, RIVERSIDE, CA | 33.79669444, -117.62366667 | 1184.000 m | TOWER | 18.000 m structure / 21.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 41.000 m | | | | 812.000 | |
| 1 | 2 | T | | 15.000 m | | | | 710.000 | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | | | | | | |
| 1 | 6 | T | | | | | | | |
| 1 | 7 | | | 30.000 m | | | | 586.000 | |
| 1 | 8 | | | | | | | | |
| 1 | 9 | | | | | | | | |
| 1 | 10 | | | 17.000 m | | | | 742.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2050 S BUNDY DR, SUITE 285, LOS ANGELES, CA | LOS ANGELES | 3108201234 |
| 2 | 22826 Mariposa Ave, Torrance, CA | LOS ANGELES | 3105344456 |
License history
| Date | File or call sign | Action |
|---|
| 2023-05-25 | KRG221 | LIREN |
| 2023-05-22 | KRG221 | LETRES |
| 2022-06-11 | KRG221 | LIAUA |
| 2013-08-05 | KRG221 | COR |
| 2013-06-25 | KRG221 | LTSAPR |
| 2013-06-25 | KRG221 | LIREN |
| 2013-05-27 | KRG221 | LETRES |
| 2009-09-21 | KRG221 | LIMOD |
| 2008-11-17 | KRG221 | LIMOD |
| 2008-11-17 | KRG221 | COR |
| 2007-05-01 | KRG221 | LIAUA |
| 2007-05-01 | KRG221 | LTSAPR |
| 2007-01-24 | KRG221 | LTSAPR |
| 2007-01-24 | KRG221 | LIAUA |
| 2003-06-10 | KRG221 | LIREN |
| 2003-05-27 | KRG221 | LETRES |
| 2002-01-11 | KRG221 | AUDOPR |
| 2001-02-05 | KRG221 | AUTHPR |
| 2001-02-02 | KRG221 | INTDUP |
| 2001-02-02 | KRG221 | COR |
| 2001-01-29 | KRG221 | AUTHPR |
| 2001-01-26 | KRG221 | COR |
| 2001-01-26 | KRG221 | INTDUP |
| 2000-11-23 | KRG221 | LICCNV |
| 1998-06-16 | KRG221 | AUTHPR |
| 1998-06-16 | KRG221 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1637522 | 2026-08-02 01:17:33 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KRG221 | ULS 1637522 | 2026-08-02 01:17:33 |
| Status | A | ULS 1637522 | 2026-08-02 01:17:33 |
| Service | YG | ULS 1637522 | 2026-08-02 01:17:33 |
| Grant Date | 2023-05-25 | ULS 1637522 | 2026-08-02 01:17:33 |
| Expiration Date | 2033-08-17 | ULS 1637522 | 2026-08-02 01:17:33 |