Universal Licensing System
KDU418
TRI CITY TRANSPORTATION SYSTEMS INC
License details
| ULS identifier | 1773250 |
|---|
| Call sign | KDU418 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2012-10-26 |
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| Expiration | 2022-11-06 |
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| Cancellation | 2023-01-07 |
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| Frequency range | 159.735 - 457.3875 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | PALOS VERDES, LOS ANGELES, CA |
|---|
| Coordinates | 33.7841944, -118.3828611 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:26 |
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Licensee
| Name | TRI CITY TRANSPORTATION SYSTEMS INC |
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| Applicant type | C |
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| FRN | 0007902596 |
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| Location | SUN VALLEY, CA |
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| Address | 7955 SAN FERNANDO RD, SUN VALLEY, CA, 91352 |
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| Phone | 6269455627 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 159.73500000 | | | 75.000000 | 300.000000 | |
| 4 | 1 | FB | 159.73500000 | | | 10.000000 | 30.000000 | |
| 5 | 1 | FB | 159.73500000 | | | 90.000000 | 180.000000 | |
| 6 | 1 | MO | 159.73500000 | | | 75.000000 | | |
| 2 | 1 | FB | 160.14000000 | | | 75.000000 | 300.000000 | |
| 3 | 1 | FB | 160.14000000 | | | 75.000000 | 300.000000 | |
| 6 | 1 | MO | 452.38750000 | | | 2.000000 | | |
| 6 | 1 | MO | 457.38750000 | | | 2.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 159.73500000 | | 20K0F3E |
| 1 | 1 | 159.73500000 | | 11K2F3E |
| 1 | 1 | 159.73500000 | | 11K2F1D |
| 1 | 1 | 159.73500000 | | 20K0F1D |
| 4 | 1 | 159.73500000 | | 20K0F1D |
| 4 | 1 | 159.73500000 | | 20K0F3E |
| 4 | 1 | 159.73500000 | | 11K2F3E |
| 4 | 1 | 159.73500000 | | 11K2F1D |
| 5 | 1 | 159.73500000 | | 20K0F1D |
| 5 | 1 | 159.73500000 | | 20K0F3E |
| 5 | 1 | 159.73500000 | | 11K2F1D |
| 5 | 1 | 159.73500000 | | 11K2F3E |
| 6 | 1 | 159.73500000 | | 20K0F3E |
| 6 | 1 | 159.73500000 | | 11K2F1D |
| 6 | 1 | 159.73500000 | | 11K2F3E |
| 6 | 1 | 159.73500000 | | 20K0F1D |
| 2 | 1 | 160.14000000 | | 11K2F1D |
| 2 | 1 | 160.14000000 | | 20K0F3E |
| 2 | 1 | 160.14000000 | | 20K0F1D |
| 2 | 1 | 160.14000000 | | 11K2F3E |
| 3 | 1 | 160.14000000 | | 20K0F3E |
| 3 | 1 | 160.14000000 | | 11K2F1D |
| 3 | 1 | 160.14000000 | | 20K0F1D |
| 3 | 1 | 160.14000000 | | 11K2F3E |
| 6 | 1 | 452.38750000 | | 11K2F3E |
| 6 | 1 | 452.38750000 | | 20K0F1D |
| 6 | 1 | 452.38750000 | | 20K0F3E |
| 6 | 1 | 452.38750000 | | 11K2F1D |
| 6 | 1 | 457.38750000 | | 11K2F1D |
| 6 | 1 | 457.38750000 | | 11K2F3E |
| 6 | 1 | 457.38750000 | | 20K0F3E |
| 6 | 1 | 457.38750000 | | 20K0F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MT LUKINS, LA CRESENTA, LOS ANGELES, CA | 34.26888889, -118.23897222 | 1545.000 m | TOWER | 29.000 m structure / 29.000 m overall | N |
| 2 | T | OAT MTN, NORTHRIDGE, LOS ANGELES, CA | 34.32388889, -118.57702778 | 1057.000 m | TOWER | 37.000 m structure / 37.000 m overall | N |
| 3 | T | SUNSET RIDGE, GLENDORA, LOS ANGELES, CA | 34.18805556, -117.70533333 | 1599.000 m | TOWER | 34.000 m structure / 34.000 m overall | N |
| 4 | T | VERDUGO PEAK, GLENDALE, LOS ANGELES, CA | 34.21444444, -118.27536111 | 930.000 m | TOWER | 43.000 m structure / 43.000 m overall | N |
| 5 | T | 5905 MOSSBANK DR, PALOS VERDES, LOS ANGELES, CA | 33.78419444, -118.38286111 | 329.000 m | TOWER | 14.000 m structure / 14.000 m overall | N |
| 6 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 11.000 m | | | | 771.000 | |
| 1 | 2 | T | | 18.000 m | | | | 661.000 | |
| 1 | 3 | T | | 26.000 m | | | | 664.000 | |
| 1 | 4 | T | | 27.000 m | | | | 453.000 | |
| 1 | 5 | T | | 14.000 m | | | | 34.000 | |
| 1 | 6 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 2 | 7955 SAN FERNANDO ROAD, SUN VALLEY, CA | LOS ANGELES | 8183071510 |
License history
| Date | File or call sign | Action |
|---|
| 2023-01-07 | KDU418 | LIEXP |
| 2012-10-26 | KDU418 | LIREN |
| 2012-08-17 | KDU418 | LTSAPR |
| 2012-08-13 | KDU418 | LETRES |
| 2007-06-26 | KDU418 | LIAUA |
| 2007-06-25 | KDU418 | ESCAPR |
| 2003-03-18 | KDU418 | AUDOPR |
| 2002-11-14 | KDU418 | LIREN |
| 2002-08-12 | KDU418 | LETRES |
| 2000-11-23 | KDU418 | LICCNV |
| 1999-12-02 | KDU418 | LIMOD |
| 1999-12-02 | KDU418 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1773250 | 2026-08-02 01:15:26 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KDU418 | ULS 1773250 | 2026-08-02 01:15:26 |
| Status | E | ULS 1773250 | 2026-08-02 01:15:26 |
| Service | IG | ULS 1773250 | 2026-08-02 01:15:26 |
| Grant Date | 2012-10-26 | ULS 1773250 | 2026-08-02 01:15:26 |
| Expiration Date | 2022-11-06 | ULS 1773250 | 2026-08-02 01:15:26 |
| Cancellation Date | 2023-01-07 | ULS 1773250 | 2026-08-02 01:15:26 |