Universal Licensing System
WRDF748
Berkwood Hedge School
License details
| ULS identifier | 4150969 |
|---|
| Call sign | WRDF748 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2019-04-18 |
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| Expiration | 2029-04-18 |
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| Frequency range | 451.5875 - 457.2875 MHz (5 frequencies) |
|---|
| Locations | 1 |
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| Representative location | BERKELEY, ALAMEDA, CA |
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| Coordinates | 37.8669722, -122.2742778 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:42 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.58750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 451.68750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.28750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.58750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.28750000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.58750000 | | 11K2F3E |
| 1 | 1 | 451.68750000 | | 11K2F3E |
| 1 | 1 | 452.28750000 | | 11K2F3E |
| 1 | 1 | 456.58750000 | | 11K2F3E |
| 1 | 1 | 457.28750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | BERKELEY, ALAMEDA, CA | 37.86697222, -122.27427778 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1809 Bancroft Way, Berkeley, CA | ALAMEDA | 5108836990 |
License history
| Date | File or call sign | Action |
|---|
| 2020-01-24 | WRDF748 | LETCNS |
| 2019-04-18 | WRDF748 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4150969 | 2026-08-02 01:22:42 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDF748 | ULS 4150969 | 2026-08-02 01:22:42 |
| Status | A | ULS 4150969 | 2026-08-02 01:22:42 |
| Service | IG | ULS 4150969 | 2026-08-02 01:22:42 |
| Grant Date | 2019-04-18 | ULS 4150969 | 2026-08-02 01:22:42 |
| Expiration Date | 2029-04-18 | ULS 4150969 | 2026-08-02 01:22:42 |