Universal Licensing System
KMX57
AT&T COMMUNICATIONS OF CALIFORNIA, INC.
License details
| ULS identifier | 962144 |
|---|
| Call sign | KMX57 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 2000-02-15 |
|---|
| Expiration | 2010-02-01 |
|---|
| Cancellation | 2002-02-20 |
|---|
| Frequency range | 4198 MHz |
|---|
| Locations | 3 |
|---|
| Representative location | SANTA MARIA, SANTA BARBARA, CA |
|---|
| Coordinates | 34.9505278, -120.4395833 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:44:24 |
|---|
Licensee
| Name | AT&T COMMUNICATIONS OF CALIFORNIA, INC. |
|---|
| Applicant type | C |
|---|
| FRN | 0003301702 |
|---|
| Location | ATLANTA, GA |
|---|
| Address | 1200 PEACHTREE STREET, LL 007-1, ATLANTA, GA, 30309 |
|---|
| Phone | 4048104020 |
|---|
| Email | [email protected] |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 4198.00000000 | | | | | |
| 1 | 2 | FXO | 4198.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 4198.00000000 | | 850KF8W |
| 1 | 2 | 4198.00000000 | | 850KF8W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 308 WEST CYPRESS STREET, SANTA MARIA, SANTA BARBARA, CA | 34.95052778, -120.43958333 | 62.500 m | | 24.400 m overall | |
| 2 | R | | 34.52663889, -119.97208333 | 1223.800 m | | | |
| 3 | R | | 35.39358333, -120.70905556 | 838.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | 39.5000 | 137.6000 | | |
| 1 | 2 | R | | | | 39.5000 | | | |
| 1 | 3 | R | | | | 39.5000 | | | |
| 2 | 1 | T | | | H | 39.5000 | 333.5000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-02-21 | KMX57 | LICAN |
| 2001-11-29 | KMX57 | LIAUA |
| 2000-07-11 | KMX57 | LIAUA |
| 2000-02-15 | KMX57 | LIREN |
| 1999-11-06 | KMX57 | LETRES |
| 1999-08-13 | KMX57 | LICCNV |
| 1998-05-20 | KMX57 | COR |
| 1990-01-16 | KMX57 | LIREN |
| 1988-04-28 | KMX57 | LIMOD |
| 1987-10-08 | KMX57 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 962144 | 2026-08-02 02:44:24 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KMX57 | ULS 962144 | 2026-08-02 02:44:24 |
| Status | C | ULS 962144 | 2026-08-02 02:44:24 |
| Service | CF | ULS 962144 | 2026-08-02 02:44:24 |
| Grant Date | 2000-02-15 | ULS 962144 | 2026-08-02 02:44:24 |
| Expiration Date | 2010-02-01 | ULS 962144 | 2026-08-02 02:44:24 |
| Cancellation Date | 2002-02-20 | ULS 962144 | 2026-08-02 02:44:24 |