Universal Licensing System
WPIZ277
Harvard University Operations Center
License details
| ULS identifier | 1735773 |
|---|
| Call sign | WPIZ277 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2025-09-17 |
|---|
| Expiration | 2035-12-05 |
|---|
| Frequency range | 463.9 - 469.8 MHz (6 frequencies) |
|---|
| Locations | 5 |
|---|
| Representative location | CAMBRIDGE, MIDDLESEX, MA |
|---|
| Coordinates | 42.3728611, -71.1186667 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:26:07 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 463.90000000 | | | 50.000000 | 77.900000 | |
| 5 | 1 | MO | 463.90000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | FB2 | 464.02500000 | | | 50.000000 | 100.000000 | |
| 5 | 1 | MO | 464.02500000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | FB2 | 464.80000000 | | | 50.000000 | 100.000000 | |
| 5 | 1 | MO | 464.80000000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | FX1 | 468.90000000 | | | 5.000000 | 5.000000 | |
| 5 | 1 | MO | 468.90000000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | FX1 | 469.02500000 | | | 5.000000 | 5.000000 | |
| 5 | 1 | MO | 469.02500000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | FX1 | 469.80000000 | | | 5.000000 | 5.000000 | |
| 5 | 1 | MO | 469.80000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 463.90000000 | | 7K60FXD |
| 1 | 1 | 463.90000000 | | 11K0F3E |
| 1 | 1 | 463.90000000 | | 7K60FXE |
| 5 | 1 | 463.90000000 | | 11K0F3E |
| 5 | 1 | 463.90000000 | | 7K60FXE |
| 5 | 1 | 463.90000000 | | 7K60FXD |
| 2 | 1 | 464.02500000 | | 7K60FXE |
| 2 | 1 | 464.02500000 | | 7K60FXD |
| 2 | 1 | 464.02500000 | | 11K0F3E |
| 5 | 1 | 464.02500000 | | 11K0F3E |
| 5 | 1 | 464.02500000 | | 7K60FXE |
| 5 | 1 | 464.02500000 | | 7K60FXD |
| 3 | 1 | 464.80000000 | | 7K60FXD |
| 3 | 1 | 464.80000000 | | 11K0F3E |
| 3 | 1 | 464.80000000 | | 7K60FXE |
| 5 | 1 | 464.80000000 | | 7K60FXE |
| 5 | 1 | 464.80000000 | | 11K0F3E |
| 5 | 1 | 464.80000000 | | 7K60FXD |
| 4 | 1 | 468.90000000 | | 7K60FXD |
| 4 | 1 | 468.90000000 | | 7K60FXE |
| 4 | 1 | 468.90000000 | | 11K0F3E |
| 5 | 1 | 468.90000000 | | 11K0F3E |
| 5 | 1 | 468.90000000 | | 7K60FXE |
| 5 | 1 | 468.90000000 | | 7K60FXD |
| 4 | 1 | 469.02500000 | | 7K60FXD |
| 4 | 1 | 469.02500000 | | 7K60FXE |
| 4 | 1 | 469.02500000 | | 11K0F3E |
| 5 | 1 | 469.02500000 | | 7K60FXE |
| 5 | 1 | 469.02500000 | | 11K0F3E |
| 5 | 1 | 469.02500000 | | 7K60FXD |
| 4 | 1 | 469.80000000 | | 7K60FXE |
| 4 | 1 | 469.80000000 | | 7K60FXD |
| 4 | 1 | 469.80000000 | | 11K0F3E |
| 5 | 1 | 469.80000000 | | 7K60FXD |
| 5 | 1 | 469.80000000 | | 7K60FXE |
| 5 | 1 | 469.80000000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 75 Mount Auburn Street, CAMBRIDGE, MIDDLESEX, MA | 42.37286111, -71.11866667 | 5.000 m | B | 55.000 m structure / 61.000 m overall | N |
| 2 | T | William James Hall 33 Kirkland Street, CAMBRIDGE, MIDDLESEX, MA | 42.37675000, -71.11311111 | 12.000 m | B | 34.000 m structure / 37.000 m overall | N |
| 3 | T | PEABODY TER 900 MEMORIAL, CAMBRIDGE, MIDDLESEX, MA | 42.36313889, -71.11588889 | 1.000 m | B | 31.000 m structure / 37.000 m overall | N |
| 4 | T | MA | | | | | |
| 5 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 61.000 m | | | | 41.700 | |
| 1 | 2 | T | | 37.000 m | | | | 23.000 | |
| 1 | 3 | T | | 37.000 m | | | | 11.000 | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 46 Blackstone Street, CAMBRIDGE, MA | MIDDLESEX | 6174955560 |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-17 | WPIZ277 | LIREN |
| 2025-09-08 | WPIZ277 | LETRES |
| 2018-10-02 | WPIZ277 | LIMOD |
| 2017-04-17 | WPIZ277 | LIMOD |
| 2015-10-19 | WPIZ277 | COR |
| 2015-10-19 | WPIZ277 | LIREN |
| 2015-10-13 | WPIZ277 | ESUAPR |
| 2015-09-14 | WPIZ277 | LETRES |
| 2011-11-10 | WPIZ277 | LIMOD |
| 2008-12-09 | WPIZ277 | ESUFNR |
| 2005-11-02 | WPIZ277 | LIREN |
| 2005-09-12 | WPIZ277 | LETRES |
| 2005-08-18 | WPIZ277 | LIAUA |
| 2005-08-17 | WPIZ277 | ESCAPR |
| 2001-10-15 | WPIZ277 | AUDOPR |
| 2000-11-23 | WPIZ277 | LICCNV |
| 2000-09-29 | WPIZ277 | AUTHPR |
| 2000-09-29 | WPIZ277 | LIREN |
| 2000-09-19 | WPIZ277 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1735773 | 2026-08-02 01:26:07 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPIZ277 | ULS 1735773 | 2026-08-02 01:26:07 |
| Status | A | ULS 1735773 | 2026-08-02 01:26:07 |
| Service | IG | ULS 1735773 | 2026-08-02 01:26:07 |
| Grant Date | 2025-09-17 | ULS 1735773 | 2026-08-02 01:26:07 |
| Expiration Date | 2035-12-05 | ULS 1735773 | 2026-08-02 01:26:07 |