Universal Licensing System
WRDP783
MASSACHUSETTS GENERAL HOSPITAL
License details
| ULS identifier | 4172752 |
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| Call sign | WRDP783 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2019-06-21 |
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| Expiration | 2029-06-21 |
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| Frequency range | 464.1375 - 469.1375 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | WALTHAM, MIDDLESEX, MA |
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| Coordinates | 42.3954167, -71.2637222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:54 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 464.13750000 | | | 50.000000 | 100.000000 | |
| 2 | 1 | MO | 464.13750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 469.13750000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.13750000 | | 7K60FXE |
| 1 | 1 | 464.13750000 | | 11K2F3E |
| 1 | 1 | 464.13750000 | | 11K2F1D |
| 1 | 1 | 464.13750000 | | 7K60FXD |
| 2 | 1 | 464.13750000 | | 11K2F3E |
| 2 | 1 | 464.13750000 | | 7K60FXE |
| 2 | 1 | 464.13750000 | | 11K2F1D |
| 2 | 1 | 464.13750000 | | 7K60FXD |
| 2 | 1 | 469.13750000 | | 11K2F1D |
| 2 | 1 | 469.13750000 | | 11K2F3E |
| 2 | 1 | 469.13750000 | | 7K60FXE |
| 2 | 1 | 469.13750000 | | 7K60FXD |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 52 2ND AVENUE, WALTHAM, MIDDLESEX, MA | 42.39541667, -71.26372222 | 53.300 m | BANT | 25.000 m structure / 27.000 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 27.000 m | | | | 34.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 52 2ND AVE, WALTHAM, MA | MIDDLESEX | 7814872800 |
License history
| Date | File or call sign | Action |
|---|
| 2020-03-24 | WRDP783 | LETCNS |
| 2019-06-21 | WRDP783 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4172752 | 2026-08-02 01:22:54 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDP783 | ULS 4172752 | 2026-08-02 01:22:54 |
| Status | A | ULS 4172752 | 2026-08-02 01:22:54 |
| Service | IG | ULS 4172752 | 2026-08-02 01:22:54 |
| Grant Date | 2019-06-21 | ULS 4172752 | 2026-08-02 01:22:54 |
| Expiration Date | 2029-06-21 | ULS 4172752 | 2026-08-02 01:22:54 |