Universal Licensing System
KNNM931
P A THOMPSON ENGINEERING CO INC
License details
| ULS identifier | 1632941 |
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| Call sign | KNNM931 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1996-03-01 |
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| Expiration | 2001-03-01 |
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| Cancellation | 2001-05-06 |
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| Frequency range | 462.175 - 467.175 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | RUNNING SPRINGS, SAN BERNARDINO, CA |
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| Coordinates | 34.2227778, -117.1289167 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:18:16 |
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Licensee
| Name | P A THOMPSON ENGINEERING CO INC |
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| Applicant type | C |
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| FRN | 0006506703 |
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| Location | RIVERSIDE, CA |
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| Address | 3651 OAKLEY AVE, RIVERSIDE, CA, 92501 |
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| Phone | 9097847270 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FB4 | 462.17500000 | | | 90.000000 | 50.000000 | |
| 3 | 1 | MO | 462.17500000 | | | 90.000000 | | |
| 2 | 1 | FX1 | 467.17500000 | | | 25.000000 | | |
| 3 | 1 | MO | 467.17500000 | | | 90.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 462.17500000 | | 20K0F3E |
| 3 | 1 | 462.17500000 | | 20K0F3E |
| 2 | 1 | 467.17500000 | | 20K0F3E |
| 3 | 1 | 467.17500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | NOB HILL 1.5 MI NW, RUNNING SPRINGS, SAN BERNARDINO, CA | 34.22277778, -117.12891667 | 1964.000 m | TOWER | 34.000 m structure / 34.000 m overall | N |
| 2 | T | CA | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 34.000 m | | | | 0.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 3651 OAKLEY AVE, RIVERSIDE, CA | | 9097847270 |
License history
| Date | File or call sign | Action |
|---|
| 2001-05-06 | KNNM931 | LIEXP |
| 2000-12-03 | KNNM931 | LETRES |
| 2000-11-23 | KNNM931 | LICCNV |
| 1996-03-01 | KNNM931 | LIISS |
| 1996-03-01 | KNNM931 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1632941 | 2026-08-02 01:18:16 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNNM931 | ULS 1632941 | 2026-08-02 01:18:16 |
| Status | E | ULS 1632941 | 2026-08-02 01:18:16 |
| Service | IG | ULS 1632941 | 2026-08-02 01:18:16 |
| Grant Date | 1996-03-01 | ULS 1632941 | 2026-08-02 01:18:16 |
| Expiration Date | 2001-03-01 | ULS 1632941 | 2026-08-02 01:18:16 |
| Cancellation Date | 2001-05-06 | ULS 1632941 | 2026-08-02 01:18:16 |