Universal Licensing System
WRDI253
1100 Space Park LLC
License details
| ULS identifier | 4156828 |
|---|
| Call sign | WRDI253 |
|---|
| Radio service | YG |
|---|
| Status | A |
|---|
| Grant date | 2019-05-03 |
|---|
| Expiration | 2029-05-03 |
|---|
| Frequency range | 451.1875 - 469.025 MHz (16 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | Santa Clara, SANTA CLARA, CA |
|---|
| Coordinates | 37.3758056, -121.9533333 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:22:47 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | MO | 451.18750000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 451.31250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 452.67500000 | | | 25.000000 | 35.000000 | |
| 2 | 1 | MO | 452.67500000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 452.76250000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 456.18750000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 456.31250000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 457.67500000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 457.76250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 461.30000000 | | | 25.000000 | 35.000000 | |
| 2 | 1 | MO | 461.30000000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 462.51250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 463.51250000 | | | 25.000000 | 35.000000 | |
| 2 | 1 | MO | 463.51250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 464.02500000 | | | 25.000000 | 35.000000 | |
| 2 | 1 | MO | 464.02500000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 466.30000000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 467.51250000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 468.51250000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 469.02500000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 451.18750000 | | 7K60FXE |
| 3 | 1 | 451.31250000 | | 7K60FXE |
| 1 | 1 | 452.67500000 | | 7K60FXE |
| 2 | 1 | 452.67500000 | | 7K60FXE |
| 3 | 1 | 452.76250000 | | 7K60FXE |
| 3 | 1 | 456.18750000 | | 7K60FXE |
| 3 | 1 | 456.31250000 | | 7K60FXE |
| 2 | 1 | 457.67500000 | | 7K60FXE |
| 3 | 1 | 457.76250000 | | 7K60FXE |
| 1 | 1 | 461.30000000 | | 7K60FXE |
| 2 | 1 | 461.30000000 | | 7K60FXE |
| 3 | 1 | 462.51250000 | | 7K60FXE |
| 1 | 1 | 463.51250000 | | 7K60FXE |
| 2 | 1 | 463.51250000 | | 7K60FXE |
| 1 | 1 | 464.02500000 | | 7K60FXE |
| 2 | 1 | 464.02500000 | | 7K60FXE |
| 2 | 1 | 466.30000000 | | 7K60FXE |
| 3 | 1 | 467.51250000 | | 7K60FXE |
| 2 | 1 | 468.51250000 | | 7K60FXE |
| 2 | 1 | 469.02500000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1100 Space Park Dr, Santa Clara, SANTA CLARA, CA | 37.37580556, -121.95333333 | 7.000 m | B | 9.000 m structure / 9.000 m overall | |
| 2 | T | | | | | | |
| 3 | T | Santa Clara, SANTA CLARA, CA | 37.37580556, -121.95333333 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 2.000 m | V | | | -52.200 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1100 Space Park Dr, Santa Clara, CA | SANTA CLARA | 4083878517 |
License history
| Date | File or call sign | Action |
|---|
| 2020-02-04 | WRDI253 | LETCNS |
| 2019-05-03 | WRDI253 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4156828 | 2026-08-02 01:22:47 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDI253 | ULS 4156828 | 2026-08-02 01:22:47 |
| Status | A | ULS 4156828 | 2026-08-02 01:22:47 |
| Service | YG | ULS 4156828 | 2026-08-02 01:22:47 |
| Grant Date | 2019-05-03 | ULS 4156828 | 2026-08-02 01:22:47 |
| Expiration Date | 2029-05-03 | ULS 4156828 | 2026-08-02 01:22:47 |