Universal Licensing System
WQKN778
ISP Industries LLC db/a isp.net
License details
| ULS identifier | 3121369 |
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| Call sign | WQKN778 |
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| Radio service | CF |
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| Status | A |
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| Grant date | 2019-08-06 |
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| Expiration | 2029-07-28 |
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| Frequency range | 21825 MHz |
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| Locations | 2 |
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| Representative location | San Francisco, SAN FRANCISCO, CA |
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| Coordinates | 37.7816944, -122.3932500 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:43:52 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 21825.00000000 | | 42M6D7W |
| 1 | 1 | 21825.00000000 | | 45M8D7W |
| 1 | 1 | 21825.00000000 | | 47M8D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 35 South Park San Francisco, CA, San Francisco, SAN FRANCISCO, CA | 37.78169444, -122.39325000 | 11.000 m | B | 15.200 m structure / 17.700 m overall | N |
| 2 | R | | 37.79216667, -122.40350000 | 12.200 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | COMMSCOPE VHLP2-23C | | V | 40.7000 | 322.2000 | | |
| 1 | 2 | R | COMMSCOPE VHLP2-23C | | | 40.7000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-07-17 | WQKN778 | LIASS |
| 2023-07-24 | WQKN778 | LIASS |
| 2020-02-01 | WQKN778 | LITRAN |
| 2019-08-06 | WQKN778 | LIREN |
| 2019-05-06 | WQKN778 | LETRES |
| 2018-06-08 | WQKN778 | LIAUA |
| 2018-02-27 | WQKN778 | LETCNS |
| 2018-01-04 | WQKN778 | LIAUA |
| 2017-06-28 | WQKN778 | LIAUA |
| 2016-11-29 | WQKN778 | LIMOD |
| 2009-07-28 | WQKN778 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3121369 | 2026-08-02 02:43:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQKN778 | ULS 3121369 | 2026-08-02 02:43:52 |
| Status | A | ULS 3121369 | 2026-08-02 02:43:52 |
| Service | CF | ULS 3121369 | 2026-08-02 02:43:52 |
| Grant Date | 2019-08-06 | ULS 3121369 | 2026-08-02 02:43:52 |
| Expiration Date | 2029-07-28 | ULS 3121369 | 2026-08-02 02:43:52 |