Universal Licensing System
KJM21
AT&T CORP
License details
| ULS identifier | 960508 |
|---|
| Call sign | KJM21 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 1985-10-07 |
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| Expiration | 1998-01-27 |
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| Cancellation | 1998-01-27 |
|---|
| Frequency range | 3750 - 4198 MHz (13 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | FROSTPROOF, POLK, FL |
|---|
| Coordinates | 27.7328056, -81.5945000 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:57 |
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Licensee
| Name | AT&T CORP |
|---|
| Applicant type | C |
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| Location | ATLANTA, GA |
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| Address | 1200 PEACHTREE ST 15W24, ATLANTA, GA, 30309 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 3750.00000000 | | | | | |
| 1 | 2 | FXO | 3750.00000000 | | | | | |
| 1 | 3 | FXO | 3770.00000000 | | | | | |
| 1 | 4 | FXO | 3770.00000000 | | | | | |
| 1 | 1 | FXO | 3830.00000000 | | | | | |
| 1 | 2 | FXO | 3830.00000000 | | | | | |
| 1 | 3 | FXO | 3850.00000000 | | | | | |
| 1 | 4 | FXO | 3850.00000000 | | | | | |
| 1 | 1 | FXO | 3910.00000000 | | | | | |
| 1 | 2 | FXO | 3910.00000000 | | | | | |
| 1 | 3 | FXO | 3930.00000000 | | | | | |
| 1 | 4 | FXO | 3930.00000000 | | | | | |
| 1 | 1 | FXO | 3990.00000000 | | | | | |
| 1 | 2 | FXO | 3990.00000000 | | | | | |
| 1 | 3 | FXO | 4010.00000000 | | | | | |
| 1 | 4 | FXO | 4010.00000000 | | | | | |
| 1 | 1 | FXO | 4070.00000000 | | | | | |
| 1 | 3 | FXO | 4090.00000000 | | | | | |
| 1 | 4 | FXO | 4090.00000000 | | | | | |
| 1 | 1 | FXO | 4150.00000000 | | | | | |
| 1 | 2 | FXO | 4150.00000000 | | | | | |
| 1 | 3 | FXO | 4170.00000000 | | | | | |
| 1 | 4 | FXO | 4170.00000000 | | | | | |
| 1 | 1 | FXO | 4198.00000000 | | | | | |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 4 MI WSW OF, FROSTPROOF, POLK, FL | 27.73280556, -81.59450000 | 47.900 m | | 55.200 m overall | |
| 2 | R | | 27.47169444, -81.51144444 | 43.300 m | | | |
| 3 | R | | 28.04833333, -81.61394444 | 66.100 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | | 164.2000 | | |
| 1 | 2 | R | | | | | | | |
| 1 | 3 | R | | | | | | | |
| 2 | 1 | T | | | H | | 356.9000 | | |
| 2 | 2 | R | | | | | | | |
| 2 | 3 | R | | | | | | | |
| 3 | 1 | T | | | V | | 164.2000 | | |
| 4 | 1 | T | | | V | | 356.9000 | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-08-13 | KJM21 | LICCNV |
| 1998-01-27 | KJM21 | LICAN |
| 1985-10-07 | KJM21 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 960508 | 2026-08-02 02:47:57 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KJM21 | ULS 960508 | 2026-08-02 02:47:57 |
| Status | C | ULS 960508 | 2026-08-02 02:47:57 |
| Service | CF | ULS 960508 | 2026-08-02 02:47:57 |
| Grant Date | 1985-10-07 | ULS 960508 | 2026-08-02 02:47:57 |
| Expiration Date | 1998-01-27 | ULS 960508 | 2026-08-02 02:47:57 |
| Cancellation Date | 1998-01-27 | ULS 960508 | 2026-08-02 02:47:57 |