Universal Licensing System
WPRH943
RICHTER AVIATION INC
License details
| ULS identifier | 1830861 |
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| Call sign | WPRH943 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2015-08-18 |
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| Expiration | 2025-09-27 |
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| Cancellation | 2025-12-13 |
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| Frequency range | 151.535 - 159.9 MHz (3 frequencies) |
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| Locations | 2 |
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| Representative location | MAXWELL, COLUSA, CA |
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| Coordinates | 39.2751667, -122.1166944 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:06 |
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Licensee
| Name | RICHTER AVIATION INC |
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| Applicant type | C |
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| FRN | 0005409719 |
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| Location | MAXWELL, CA |
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| Address | 6168 MAXWELL COLUSA HIGHWAY, MAXWELL, CA, 95955 |
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| Phone | 5304382141 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | MO | 151.53500000 | | | 25.000000 | 45.000000 | |
| 1 | 1 | FB | 152.93000000 | | | 110.000000 | 110.000000 | |
| 2 | 1 | MO | 152.93000000 | | | 110.000000 | 110.000000 | |
| 1 | 2 | FB2 | 159.90000000 | | | 100.000000 | 150.000000 | |
| 2 | 1 | MO | 159.90000000 | | | 25.000000 | 45.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 151.53500000 | | 11K2F3E |
| 1 | 1 | 152.93000000 | | 11K2F3E |
| 2 | 1 | 152.93000000 | | 11K2F3E |
| 1 | 2 | 159.90000000 | | 11K2F3E |
| 2 | 1 | 159.90000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 6168 MAXWELL COLUSA HIGHWAY, MAXWELL, COLUSA, CA | 39.27516667, -122.11669444 | 17.700 m | GTOWER | 15.200 m structure / 21.300 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 21.300 m | | | | -5.000 | |
| 1 | 2 | T | | | | | | | |
| 2 | 1 | T | | 21.300 m | | | | -5.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | 6168 MAXWELL COLUSA HWY, MAXWELL, CA | COLUSA | 5304382141 |
License history
| Date | File or call sign | Action |
|---|
| 2025-12-13 | WPRH943 | LIEXP |
| 2025-07-07 | WPRH943 | LETRES |
| 2015-08-18 | WPRH943 | LTSAPR |
| 2015-08-18 | WPRH943 | LIREN |
| 2015-07-06 | WPRH943 | LETRES |
| 2014-03-27 | WPRH943 | COR |
| 2014-02-24 | WPRH943 | LIMOD |
| 2012-04-10 | WPRH943 | LIMOD |
| 2012-02-29 | WPRH943 | LTSAPR |
| 2005-08-18 | WPRH943 | LTSFRN |
| 2005-08-18 | WPRH943 | LTSAPR |
| 2005-08-18 | WPRH943 | LIREN |
| 2005-07-04 | WPRH943 | LETRES |
| 2001-10-29 | WPRH943 | AUDOPR |
| 2000-11-23 | WPRH943 | LICCNV |
| 2000-09-27 | WPRH943 | AUTHPR |
| 2000-09-27 | WPRH943 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1830861 | 2026-08-02 01:14:06 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPRH943 | ULS 1830861 | 2026-08-02 01:14:06 |
| Status | E | ULS 1830861 | 2026-08-02 01:14:06 |
| Service | IG | ULS 1830861 | 2026-08-02 01:14:06 |
| Grant Date | 2015-08-18 | ULS 1830861 | 2026-08-02 01:14:06 |
| Expiration Date | 2025-09-27 | ULS 1830861 | 2026-08-02 01:14:06 |
| Cancellation Date | 2025-12-13 | ULS 1830861 | 2026-08-02 01:14:06 |