Universal Licensing System
WRDH512
Darrington Internet Users Association
License details
| ULS identifier | 4155337 |
|---|
| Call sign | WRDH512 |
|---|
| Radio service | MG |
|---|
| Status | C |
|---|
| Grant date | 2019-04-30 |
|---|
| Expiration | 2029-04-30 |
|---|
| Cancellation | 2022-04-29 |
|---|
| Frequency range | 10835 - 11075 MHz (4 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | Lake Cavanaugh, SKAGIT, WA |
|---|
| Coordinates | 48.3021389, -121.9965278 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:44:38 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 4 | FXO | 10835.00000000 | | | | | |
| 1 | 4 | FXO | 10835.00000000 | | | | | |
| 1 | 4 | FXO | 10835.00000000 | | | | | |
| 1 | 4 | FXO | 10915.00000000 | | | | | |
| 1 | 4 | FXO | 10915.00000000 | | | | | |
| 1 | 4 | FXO | 10915.00000000 | | | | | |
| 1 | 5 | FXO | 10995.00000000 | | | | | |
| 1 | 5 | FXO | 10995.00000000 | | | | | |
| 1 | 5 | FXO | 10995.00000000 | | | | | |
| 1 | 6 | FXO | 11075.00000000 | | | | | |
| 1 | 6 | FXO | 11075.00000000 | | | | | |
| 1 | 6 | FXO | 11075.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 4 | 10835.00000000 | | 80M0D7W |
| 1 | 4 | 10835.00000000 | | 80M0D7W |
| 1 | 4 | 10835.00000000 | | 80M0D7W |
| 1 | 4 | 10835.00000000 | | 80M0D7W |
| 1 | 4 | 10835.00000000 | | 80M0D7W |
| 1 | 4 | 10915.00000000 | | 80M0D7W |
| 1 | 4 | 10915.00000000 | | 80M0D7W |
| 1 | 4 | 10915.00000000 | | 80M0D7W |
| 1 | 4 | 10915.00000000 | | 80M0D7W |
| 1 | 4 | 10915.00000000 | | 80M0D7W |
| 1 | 5 | 10995.00000000 | | 80M0D7W |
| 1 | 5 | 10995.00000000 | | 80M0D7W |
| 1 | 5 | 10995.00000000 | | 80M0D7W |
| 1 | 5 | 10995.00000000 | | 80M0D7W |
| 1 | 5 | 10995.00000000 | | 80M0D7W |
| 1 | 6 | 11075.00000000 | | 80M0D7W |
| 1 | 6 | 11075.00000000 | | 80M0D7W |
| 1 | 6 | 11075.00000000 | | 80M0D7W |
| 1 | 6 | 11075.00000000 | | 80M0D7W |
| 1 | 6 | 11075.00000000 | | 80M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Lake Cavanaugh Rd, Lake Cavanaugh, SKAGIT, WA | 48.30213889, -121.99652778 | 816.500 m | LTOWER | 54.900 m structure / 54.900 m overall | |
| 2 | R | | 48.20250000, -122.18361111 | 125.000 m | | | |
| 3 | R | | 48.24897222, -121.56983333 | 919.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 2 | 2 | R | Commscope VHLP4-11W/A | | | 40.7000 | | | |
| 3 | 3 | R | Commscope VHLP4-11W/A | | | 40.7000 | | | |
| 4 | 1 | T | Commscope VHLP4-11W/A | | H | 40.7000 | 231.4000 | | |
| 4 | 3 | R | Commscope VHLP4-11W/A | | | 40.7000 | | | |
| 5 | 1 | T | Commscope VHLP4-11W/A | | V | 40.7000 | 100.4000 | | |
| 6 | 1 | T | Commscope VHLP4-11W/A | | H | 40.7000 | 100.4000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2022-04-30 | WRDH512 | LICAN |
| 2022-04-26 | WRDH512 | LETCNS |
| 2021-02-17 | WRDH512 | AUTHPR |
| 2021-02-14 | WRDH512 | ANATRM |
| 2021-02-14 | WRDH512 | FRATRM |
| 2021-02-14 | WRDH512 | PAATRM |
| 2021-01-28 | WRDH512 | LIMOD |
| 2020-12-09 | WRDH512 | LETTRS |
| 2020-12-09 | WRDH512 | PNLISR |
| 2020-08-04 | WRDH512 | LETCNS |
| 2019-04-30 | WRDH512 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4155337 | 2026-08-02 02:44:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDH512 | ULS 4155337 | 2026-08-02 02:44:38 |
| Status | C | ULS 4155337 | 2026-08-02 02:44:38 |
| Service | MG | ULS 4155337 | 2026-08-02 02:44:38 |
| Grant Date | 2019-04-30 | ULS 4155337 | 2026-08-02 02:44:38 |
| Expiration Date | 2029-04-30 | ULS 4155337 | 2026-08-02 02:44:38 |
| Cancellation Date | 2022-04-29 | ULS 4155337 | 2026-08-02 02:44:38 |