Universal Licensing System
WKS20
AT&T CORP
License details
| ULS identifier | 987252 |
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| Call sign | WKS20 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2000-02-15 |
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| Expiration | 2010-02-01 |
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| Cancellation | 2000-06-15 |
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| Frequency range | 4198 - 6404.8 MHz (3 frequencies) |
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| Locations | 4 |
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| Representative location | DENVER, ADAMS, CO |
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| Coordinates | 39.7919167, -105.0171944 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:43 |
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Licensee
| Name | AT&T CORP |
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| Applicant type | C |
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| Location | ATLANTA, GA |
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| Address | 1200 PEACHTREE ST 15W24, ATLANTA, GA, 30309 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 2 | FXO | 4198.00000000 | | | | | |
| 1 | 3 | FXO | 4198.00000000 | | | | | |
| 1 | 1 | FXO | 6345.50000000 | | | | | |
| 1 | 1 | FXO | 6404.80000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 4198.00000000 | | 850KF8W |
| 1 | 3 | 4198.00000000 | | 850KF8W |
| 1 | 1 | 6345.50000000 | | 30M0A7W |
| 1 | 1 | 6404.80000000 | | 30M0A7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 52ND AVE & ZUNI ST, DENVER, ADAMS, CO | 39.79191667, -105.01719444 | 1631.900 m | | 74.700 m overall | |
| 2 | R | | 39.53802778, -104.63800000 | 1910.200 m | | | |
| 3 | R | | 39.91330556, -105.09969444 | 1694.700 m | | | |
| 4 | R | | 40.02025000, -104.64133333 | 1573.100 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | 43.0000 | 51.6000 | | |
| 1 | 2 | R | | | | 40.5000 | | | |
| 1 | 3 | R | | | | 39.5000 | | | |
| 1 | 4 | R | | | | 43.0000 | | | |
| 2 | 1 | T | | | H | 39.5000 | 130.8000 | | |
| 3 | 1 | T | | | V | 39.5000 | 332.4000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2000-06-16 | WKS20 | LICAN |
| 2000-02-15 | WKS20 | LIREN |
| 1999-11-06 | WKS20 | LETRES |
| 1999-08-13 | WKS20 | LICCNV |
| 1998-06-17 | WKS20 | COR |
| 1998-05-11 | WKS20 | LIMOD |
| 1990-01-16 | WKS20 | LIREN |
| 1989-11-29 | WKS20 | LIMOD |
| 1988-06-23 | WKS20 | LIMOD |
| 1987-10-26 | WKS20 | LIMOD |
| 1987-10-08 | WKS20 | LIMOD |
| 1987-08-20 | WKS20 | LIMOD |
| 1986-09-15 | WKS20 | LIMOD |
| 1986-04-20 | WKS20 | LIMOD |
| 1986-03-31 | WKS20 | LIMOD |
| 1986-02-25 | WKS20 | LIMOD |
| 1986-01-21 | WKS20 | LIMOD |
| 1985-05-02 | WKS20 | LIMOD |
| 1984-12-27 | WKS20 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 987252 | 2026-08-02 02:47:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WKS20 | ULS 987252 | 2026-08-02 02:47:43 |
| Status | C | ULS 987252 | 2026-08-02 02:47:43 |
| Service | CF | ULS 987252 | 2026-08-02 02:47:43 |
| Grant Date | 2000-02-15 | ULS 987252 | 2026-08-02 02:47:43 |
| Expiration Date | 2010-02-01 | ULS 987252 | 2026-08-02 02:47:43 |
| Cancellation Date | 2000-06-15 | ULS 987252 | 2026-08-02 02:47:43 |