Universal Licensing System
KNDD628
DURHAM SCHOOL SERVICES
License details
| ULS identifier | 1274085 |
|---|
| Call sign | KNDD628 |
|---|
| Radio service | PW |
|---|
| Status | E |
|---|
| Grant date | 2012-11-09 |
|---|
| Expiration | 2023-01-15 |
|---|
| Cancellation | 2023-03-18 |
|---|
| Frequency range | 47.54 MHz |
|---|
| Locations | 2 |
|---|
| Representative location | GRASS VALLEY, NEVADA, CA |
|---|
| Coordinates | 39.2166944, -121.0495833 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:20:26 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 47.54000000 | | | 110.000000 | 200.000000 | |
| 2 | 1 | MO | 47.54000000 | | | 110.000000 | 110.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 47.54000000 | | 11K2F3E |
| 1 | 1 | 47.54000000 | | 20K0F3E |
| 2 | 1 | 47.54000000 | | 20K0F3E |
| 2 | 1 | 47.54000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 10663 E. BENNETT RD, GRASS VALLEY, NEVADA, CA | 39.21669444, -121.04958333 | 788.000 m | POLE | 9.000 m structure / 12.000 m overall | N |
| 2 | T | | 39.21669444, -121.04958333 | 0.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 12.000 m | | | | 95.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 10663 E. BENNETT RD, GRASS VALLEY, CA | NEVADA | 5123436292 |
License history
| Date | File or call sign | Action |
|---|
| 2023-03-18 | KNDD628 | LIEXP |
| 2023-01-05 | KNDD628 | ESURNW |
| 2022-12-16 | KNDD628 | ESURNW |
| 2022-11-16 | KNDD628 | ESURNW |
| 2022-10-24 | KNDD628 | LETRES |
| 2012-12-13 | KNDD628 | LIMOD |
| 2012-12-11 | KNDD628 | ESUAPR |
| 2012-11-09 | KNDD628 | LIREN |
| 2012-11-08 | KNDD628 | ESUAPR |
| 2012-10-22 | KNDD628 | LETRES |
| 2012-10-17 | KNDD628 | ESURNW |
| 2012-08-13 | KNDD628 | ESUAPR |
| 2012-08-13 | KNDD628 | ESUFNR |
| 2012-08-13 | KNDD628 | EFUAPR |
| 2012-08-13 | KNDD628 | EFUFNR |
| 2012-06-12 | KNDD628 | LIAUA |
| 2012-06-11 | KNDD628 | ESUAPR |
| 2012-05-24 | KNDD628 | ESUFNR |
| 2005-03-10 | KNDD628 | LIAUA |
| 2005-03-10 | KNDD628 | LTSAPR |
| 2003-03-28 | KNDD628 | LIREN |
| 2002-10-21 | KNDD628 | LETRES |
| 2002-04-25 | KNDD628 | AUDOPR |
| 2000-10-20 | KNDD628 | LICCNV |
| 1999-09-15 | KNDD628 | AUTHPR |
| 1999-09-15 | KNDD628 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1274085 | 2026-08-02 01:20:26 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNDD628 | ULS 1274085 | 2026-08-02 01:20:26 |
| Status | E | ULS 1274085 | 2026-08-02 01:20:26 |
| Service | PW | ULS 1274085 | 2026-08-02 01:20:26 |
| Grant Date | 2012-11-09 | ULS 1274085 | 2026-08-02 01:20:26 |
| Expiration Date | 2023-01-15 | ULS 1274085 | 2026-08-02 01:20:26 |
| Cancellation Date | 2023-03-18 | ULS 1274085 | 2026-08-02 01:20:26 |