Universal Licensing System
WPJR271
American Messaging Services, Inc.
License details
| ULS identifier | 1136534 |
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| Call sign | WPJR271 |
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| Radio service | GS |
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| Status | E |
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| Grant date | 1996-09-16 |
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| Expiration | 2006-09-16 |
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| Cancellation | 2006-11-04 |
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| Frequency range | 929.4875 MHz |
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| Locations | 2 |
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| Representative location | SAINT HELENA, SONOMA, CA |
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| Coordinates | 38.6693611, -122.6316389 |
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| Source archive | l_LMcomm.zip |
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| Dataset refreshed | 2026-08-09 01:02:47 |
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Licensee
| Name | American Messaging Services, Inc. |
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| Applicant type | C |
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| FRN | 0013847280 |
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| Location | Schaumburg, IL |
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| Address | 854 E. Algonquin Road, Suite 110, Schaumburg, IL, 60173 |
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| Phone | 2485381422 |
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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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| 2 | 1 | FB6C | 929.48750000 | | | 100.000000 | 100.000000 | |
| 3 | 1 | FB6C | 929.48750000 | | | 300.000000 | 1000.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 929.48750000 | | 20K0F3E |
| 2 | 1 | 929.48750000 | | 20K0F1D |
| 3 | 1 | 929.48750000 | | 20K0F1D |
| 3 | 1 | 929.48750000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 2 | T | MOUNT ST HELENA 3 MI SW, SAINT HELENA, SONOMA, CA | 38.66936111, -122.63163889 | 1323.000 m | POLE | 18.000 m structure / 21.000 m overall | N |
| 3 | T | 450 SUTTER ST, SAN FRANCISCO, SAN FRANCISCO, CA | 37.78936111, -122.40802778 | 30.000 m | B | 104.000 m structure / 116.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 2 | T | | 21.000 m | | | | 917.000 | |
| 1 | 3 | T | | 116.000 m | | | | 106.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | 12221 MERIT DR STE 800, DALLAS, TX | | 9728603210 |
License history
| Date | File or call sign | Action |
|---|
| 2006-11-04 | WPJR271 | LIEXP |
| 2006-06-26 | WPJR271 | LETRES |
| 2006-06-02 | WPJR271 | LIASS |
| 2005-02-07 | WPJR271 | AUDOPR |
| 2004-12-07 | WPJR271 | LETAFU |
| 2004-09-28 | WPJR271 | LETAUS |
| 2004-01-28 | WPJR271 | LIAUA |
| 2002-02-09 | WPJR271 | LIAUA |
| 2001-05-30 | WPJR271 | LIAUA |
| 2000-10-11 | WPJR271 | LIAUA |
| 2000-09-15 | WPJR271 | LICCNV |
| 2000-04-05 | WPJR271 | AUTHPR |
| 2000-03-30 | WPJR271 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1136534 | 2026-08-09 01:02:47 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPJR271 | ULS 1136534 | 2026-08-09 01:02:47 |
| Status | E | ULS 1136534 | 2026-08-09 01:02:47 |
| Service | GS | ULS 1136534 | 2026-08-09 01:02:47 |
| Grant Date | 1996-09-16 | ULS 1136534 | 2026-08-09 01:02:47 |
| Expiration Date | 2006-09-16 | ULS 1136534 | 2026-08-09 01:02:47 |
| Cancellation Date | 2006-11-04 | ULS 1136534 | 2026-08-09 01:02:47 |