Universal Licensing System
WQHG531
Towerstream Corp.
License details
| ULS identifier | 2931302 |
|---|
| Call sign | WQHG531 |
|---|
| Radio service | MG |
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| Status | C |
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| Grant date | 2007-07-23 |
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| Expiration | 2017-07-23 |
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| Cancellation | 2014-06-19 |
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| Frequency range | 17755 - 17965 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | CAMBRIDGE, MIDDLESEX, MA |
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| Coordinates | 42.3540833, -71.1090278 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:37 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 17755.00000000 | | | | | |
| 1 | 2 | FXO | 17965.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17755.00000000 | | 28M0D7W |
| 1 | 2 | 17965.00000000 | | 28M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 640 MEMORIAL DRIVE, CAMBRIDGE, MIDDLESEX, MA | 42.35408333, -71.10902778 | 5.000 m | B | 12.000 m structure / 12.000 m overall | |
| 2 | R | | 42.35944444, -71.09972222 | 2.000 m | | | |
| 3 | R | | 42.34916667, -71.07472222 | 5.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RADIO WAVES, INC HP2-18 | | V | 38.6000 | 52.2000 | | |
| 1 | 2 | R | RADIO WAVES, INC HP2-18 | | | 38.6000 | 0.0000 | | |
| 1 | 3 | R | RADIO WAVES, INC HP2-18 | | | 38.6000 | 0.0000 | | |
| 2 | 1 | T | RADIO WAVES, INC HP2-18 | | V | 38.6000 | 100.9000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2014-06-20 | WQHG531 | LICAN |
| 2011-01-14 | WQHG531 | LTSAPR |
| 2011-01-13 | WQHG531 | ESCAPR |
| 2011-01-13 | WQHG531 | EFUAPR |
| 2011-01-13 | WQHG531 | EFCAPR |
| 2011-01-10 | WQHG531 | LIASS |
| 2011-01-06 | WQHG531 | ESUAPR |
| 2010-12-02 | WQHG531 | LTSAPR |
| 2010-12-01 | WQHG531 | EFCAPR |
| 2010-12-01 | WQHG531 | ESCAPR |
| 2010-11-30 | WQHG531 | ESUAPR |
| 2010-11-30 | WQHG531 | EFUAPR |
| 2007-07-23 | WQHG531 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2931302 | 2026-08-02 02:47:37 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQHG531 | ULS 2931302 | 2026-08-02 02:47:37 |
| Status | C | ULS 2931302 | 2026-08-02 02:47:37 |
| Service | MG | ULS 2931302 | 2026-08-02 02:47:37 |
| Grant Date | 2007-07-23 | ULS 2931302 | 2026-08-02 02:47:37 |
| Expiration Date | 2017-07-23 | ULS 2931302 | 2026-08-02 02:47:37 |
| Cancellation Date | 2014-06-19 | ULS 2931302 | 2026-08-02 02:47:37 |