Universal Licensing System
KNO31
CALIFORNIA, STATE OF
License details
| ULS identifier | 962547 |
|---|
| Call sign | KNO31 |
|---|
| Radio service | MW |
|---|
| Status | A |
|---|
| Grant date | 2020-01-01 |
|---|
| Expiration | 2030-03-28 |
|---|
| Frequency range | 6197.24 - 6685 MHz (5 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | MILL VALLEY, MARIN, CA |
|---|
| Coordinates | 37.9288056, -122.5874722 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:46:22 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 6 | FXO | 6197.24000000 | | | | | |
| 1 | 6 | FXO | 6197.24000000 | | | | | |
| 1 | 6 | FXO | 6197.24000000 | | | | | |
| 1 | 6 | FXO | 6197.24000000 | | | | | |
| 1 | 6 | FXO | 6197.24000000 | | | | | |
| 1 | 5 | FXO | 6256.54000000 | | | | | |
| 1 | 5 | FXO | 6256.54000000 | | | | | |
| 1 | 5 | FXO | 6256.54000000 | | | | | |
| 1 | 5 | FXO | 6256.54000000 | | | | | |
| 1 | 5 | FXO | 6256.54000000 | | | | | |
| 1 | 3 | FXO | 6625.00000000 | | | | | |
| 1 | 4 | FXO | 6655.00000000 | | | | | |
| 1 | 4 | FXO | 6655.00000000 | | | | | |
| 1 | 4 | FXO | 6655.00000000 | | | | | |
| 1 | 4 | FXO | 6655.00000000 | | | | | |
| 1 | 4 | FXO | 6655.00000000 | | | | | |
| 1 | 1 | FXO | 6685.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 6 | 6197.24000000 | | 30M0D7W |
| 1 | 6 | 6197.24000000 | | 30M0D7W |
| 1 | 6 | 6197.24000000 | | 30M0D7W |
| 1 | 6 | 6197.24000000 | | 30M0D7W |
| 1 | 6 | 6197.24000000 | | 30M0D7W |
| 1 | 6 | 6197.24000000 | | 30M0D7W |
| 1 | 6 | 6197.24000000 | | 30M0D7W |
| 1 | 6 | 6197.24000000 | | 30M0D7W |
| 1 | 6 | 6197.24000000 | | 30M0D7W |
| 1 | 6 | 6197.24000000 | | 30M0D7W |
| 1 | 5 | 6256.54000000 | | 30M0D7W |
| 1 | 5 | 6256.54000000 | | 30M0D7W |
| 1 | 5 | 6256.54000000 | | 30M0D7W |
| 1 | 5 | 6256.54000000 | | 30M0D7W |
| 1 | 5 | 6256.54000000 | | 30M0D7W |
| 1 | 5 | 6256.54000000 | | 30M0D7W |
| 1 | 5 | 6256.54000000 | | 30M0D7W |
| 1 | 5 | 6256.54000000 | | 30M0D7W |
| 1 | 5 | 6256.54000000 | | 30M0D7W |
| 1 | 5 | 6256.54000000 | | 30M0D7W |
| 1 | 3 | 6625.00000000 | | 5M00D7W |
| 1 | 4 | 6655.00000000 | | 30M0D7W |
| 1 | 4 | 6655.00000000 | | 30M0D7W |
| 1 | 4 | 6655.00000000 | | 30M0D7W |
| 1 | 4 | 6655.00000000 | | 30M0D7W |
| 1 | 4 | 6655.00000000 | | 30M0D7W |
| 1 | 4 | 6655.00000000 | | 30M0D7W |
| 1 | 4 | 6655.00000000 | | 30M0D7W |
| 1 | 4 | 6655.00000000 | | 30M0D7W |
| 1 | 4 | 6655.00000000 | | 30M0D7W |
| 1 | 4 | 6655.00000000 | | 30M0D7W |
| 1 | 1 | 6685.00000000 | | 10M0F8W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MOUNT TAMALPAIS MID PEAK 4 KM NW, MILL VALLEY, MARIN, CA | 37.92880556, -122.58747222 | 768.100 m | TOWER | 18.300 m structure / 25.900 m overall | N |
| 2 | R | | 38.66919444, -122.63333333 | 1328.000 m | | | |
| 3 | R | | 37.88363889, -122.22194444 | 583.100 m | | | |
| 4 | R | | 37.87441667, -122.26708333 | 67.400 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | MARK ANTENNA MHP-65A 120 RF | | H | 44.0000 | 357.2000 | | |
| 1 | 2 | R | ANDREW CORPORATION PXL12-65E | | | 45.4000 | | | |
| 1 | 4 | R | COMMSCOPE USX6-6W | | | 38.8000 | | | |
| 2 | 2 | R | COMMSCOPE USX10-6W | | | 43.2000 | | | |
| 2 | 3 | R | COMMSCOPE PARX8-65 | | | 41.2000 | | | |
| 3 | 1 | T | COMMSCOPE PARX6-65 | | H | 41.2000 | 98.8000 | | |
| 3 | 3 | R | COMMSCOPE USX8-6W | | | 41.6000 | | | |
| 4 | 1 | T | COMMSCOPE USX8-6W | | S | 41.6000 | 98.8000 | | |
| 5 | 1 | T | COMMSCOPE USX6-6W | | V | 38.8000 | 102.0000 | | |
| 6 | 1 | T | COMMSCOPE USX8-6W | | V | 41.6000 | 357.2000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-11-28 | KNO31 | LETCNS |
| 2022-10-19 | KNO31 | LIMOD |
| 2022-08-24 | KNO31 | LIMOD |
| 2021-09-09 | KNO31 | LIMOD |
| 2020-08-18 | KNO31 | LIAUA |
| 2020-04-28 | KNO31 | LIAUA |
| 2020-01-01 | KNO31 | LIREN |
| 2018-05-22 | KNO31 | LETCNS |
| 2017-04-25 | KNO31 | LIMOD |
| 2017-02-21 | KNO31 | LIMOD |
| 2015-02-11 | KNO31 | LIAUA |
| 2015-02-10 | KNO31 | ESUAPR |
| 2010-10-05 | KNO31 | ESCAPR |
| 2010-10-02 | KNO31 | LIAUA |
| 2010-10-01 | KNO31 | ESCAPR |
| 2010-08-03 | KNO31 | LIMOD |
| 2009-12-30 | KNO31 | LIREN |
| 2009-12-29 | KNO31 | ESUAPR |
| 2009-12-28 | KNO31 | ESURNW |
| 2004-09-24 | KNO31 | LIMOD |
| 2002-05-31 | KNO31 | LIMOD |
| 2001-08-22 | KNO31 | LIMOD |
| 2000-02-04 | KNO31 | LIREN |
| 2000-01-03 | KNO31 | LETRES |
| 1999-08-13 | KNO31 | LICCNV |
| 1995-03-28 | KNO31 | LIMOD |
| 1990-01-04 | KNO31 | LIMOD |
| 1989-12-20 | KNO31 | LIMOD |
| 1985-01-08 | KNO31 | LIMOD |
| 1984-12-14 | KNO31 | LIMOD |
| 1984-01-20 | KNO31 | LIMOD |
| 1984-01-05 | KNO31 | LIMOD |
| 1983-09-13 | KNO31 | LIMOD |
| 1983-09-09 | KNO31 | LIMOD |
| 1983-06-17 | KNO31 | LIMOD |
| 1983-06-14 | KNO31 | LIMOD |
| 1982-06-09 | KNO31 | LIMOD |
| 1980-09-05 | KNO31 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 962547 | 2026-08-02 02:46:22 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNO31 | ULS 962547 | 2026-08-02 02:46:22 |
| Status | A | ULS 962547 | 2026-08-02 02:46:22 |
| Service | MW | ULS 962547 | 2026-08-02 02:46:22 |
| Grant Date | 2020-01-01 | ULS 962547 | 2026-08-02 02:46:22 |
| Expiration Date | 2030-03-28 | ULS 962547 | 2026-08-02 02:46:22 |