Universal Licensing System
KB89938
MACERICH NORTHWESTERN ASSOCIATES
License details
| ULS identifier | 1598421 |
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| Call sign | KB89938 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2012-02-08 |
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| Expiration | 2022-04-16 |
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| Cancellation | 2022-06-18 |
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| Frequency range | 463.375 - 468.375 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | WALNUT CREEK, CONTRA COSTA, CA |
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| Coordinates | 37.8958333, -122.0558889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:51 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB2 | 463.37500000 | | | 100.000000 | 500.000000 | |
| 3 | 1 | MO | 463.37500000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO | 463.37500000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 467.12500000 | | | 40.000000 | 40.000000 | |
| 1 | 1 | MO | 467.12500000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 468.37500000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO | 468.37500000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 463.37500000 | | 7K60FXE |
| 2 | 1 | 463.37500000 | | 11K2F3E |
| 2 | 1 | 463.37500000 | | 11K2F1D |
| 3 | 1 | 463.37500000 | | 11K2F3E |
| 3 | 1 | 463.37500000 | | 11K2F1D |
| 3 | 1 | 463.37500000 | | 7K60FXE |
| 3 | 1 | 463.37500000 | | 11K2F1D |
| 3 | 1 | 463.37500000 | | 7K60FXE |
| 3 | 1 | 463.37500000 | | 11K2F3E |
| 1 | 1 | 467.12500000 | | 11K2F3E |
| 1 | 1 | 467.12500000 | | 11K2F1D |
| 1 | 1 | 467.12500000 | | 7K60FXE |
| 1 | 1 | 467.12500000 | | 11K2F1D |
| 1 | 1 | 467.12500000 | | 7K60FXE |
| 1 | 1 | 467.12500000 | | 11K2F3E |
| 3 | 1 | 468.37500000 | | 7K60FXE |
| 3 | 1 | 468.37500000 | | 11K2F3E |
| 3 | 1 | 468.37500000 | | 11K2F1D |
| 3 | 1 | 468.37500000 | | 11K2F1D |
| 3 | 1 | 468.37500000 | | 11K2F3E |
| 3 | 1 | 468.37500000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | |
| 2 | T | 1275 BROADWAY PLAZA, WALNUT CREEK, CONTRA COSTA, CA | 37.89583333, -122.05588889 | 50.000 m | BANT | 6.000 m structure / 7.000 m overall | N |
| 3 | T | | 37.89583333, -122.05588889 | 0.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | | | 7.000 m | | | | -147.000 | |
| 1 | 3 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1275 BROADWAY PLAZA, WALNUT CREEK, CA | CONTRA COSTA | 4159397600 |
License history
| Date | File or call sign | Action |
|---|
| 2022-06-18 | KB89938 | LIEXP |
| 2022-01-24 | KB89938 | LETRES |
| 2018-07-18 | KB89938 | PNLISR |
| 2018-07-18 | KB89938 | LETTRS |
| 2018-03-13 | KB89938 | LETCNS |
| 2017-06-08 | KB89938 | LIMOD |
| 2012-02-08 | KB89938 | LIREN |
| 2012-01-23 | KB89938 | LETRES |
| 2010-07-29 | KB89938 | LIMOD |
| 2007-01-29 | KB89938 | ESCAPR |
| 2003-01-21 | KB89938 | LETCNS |
| 2002-06-03 | KB89938 | AUDOPR |
| 2002-04-19 | KB89938 | LIMOD |
| 2002-04-18 | KB89938 | COR |
| 2002-03-01 | KB89938 | LITIN |
| 2002-01-22 | KB89938 | LETRES |
| 2000-11-22 | KB89938 | LICCNV |
| 1997-04-15 | KB89938 | LIREN |
| 1997-04-15 | KB89938 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1598421 | 2026-08-02 01:15:51 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KB89938 | ULS 1598421 | 2026-08-02 01:15:51 |
| Status | E | ULS 1598421 | 2026-08-02 01:15:51 |
| Service | IG | ULS 1598421 | 2026-08-02 01:15:51 |
| Grant Date | 2012-02-08 | ULS 1598421 | 2026-08-02 01:15:51 |
| Expiration Date | 2022-04-16 | ULS 1598421 | 2026-08-02 01:15:51 |
| Cancellation Date | 2022-06-18 | ULS 1598421 | 2026-08-02 01:15:51 |