Universal Licensing System
WPBM497
COLUMBIA COMMUNICATIONS INC
License details
| ULS identifier | 1704766 |
|---|
| Call sign | WPBM497 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2023-01-24 |
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| Expiration | 2033-01-12 |
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| Frequency range | 452.2 - 457.2 MHz (2 frequencies) |
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| Locations | 4 |
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| Representative location | ANGELS CAMP, CALAVERAS, CA |
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| Coordinates | 38.0199167, -120.5857500 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:52 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB6 | 452.20000000 | | | 75.000000 | 300.000000 | |
| 1 | 1 | FX1 | 457.20000000 | | | 25.000000 | 100.000000 | |
| 3 | 1 | MO | 457.20000000 | | | 50.000000 | 100.000000 | |
| 4 | 1 | FX1T | 457.20000000 | | | 25.000000 | 100.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 452.20000000 | | 11K2F3E |
| 1 | 1 | 457.20000000 | | 11K2F3E |
| 3 | 1 | 457.20000000 | | 11K2F3E |
| 4 | 1 | 457.20000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CA | | | | | |
| 2 | T | FOWLER PEAK, ANGELS CAMP, CALAVERAS, CA | 38.01991667, -120.58575000 | 867.000 m | | 73.000 m structure / 73.000 m overall | N |
| 3 | T | | | | | | |
| 4 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 58.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 22480 PARROTTS FERRY RD, COLUMBIA, CA | | 2095330252 |
License history
| Date | File or call sign | Action |
|---|
| 2023-01-24 | WPBM497 | LIREN |
| 2023-01-12 | WPBM497 | LIMOD |
| 2012-10-27 | WPBM497 | LIREN |
| 2012-10-22 | WPBM497 | LETRES |
| 2012-07-25 | WPBM497 | LIMOD |
| 2012-07-24 | WPBM497 | ESCAPR |
| 2003-01-04 | WPBM497 | LIREN |
| 2002-10-21 | WPBM497 | LETRES |
| 2002-01-16 | WPBM497 | AUDOPR |
| 2000-11-23 | WPBM497 | LICCNV |
| 1998-01-23 | WPBM497 | AUTHPR |
| 1998-01-22 | WPBM497 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1704766 | 2026-08-02 01:17:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPBM497 | ULS 1704766 | 2026-08-02 01:17:52 |
| Status | A | ULS 1704766 | 2026-08-02 01:17:52 |
| Service | IG | ULS 1704766 | 2026-08-02 01:17:52 |
| Grant Date | 2023-01-24 | ULS 1704766 | 2026-08-02 01:17:52 |
| Expiration Date | 2033-01-12 | ULS 1704766 | 2026-08-02 01:17:52 |