Universal Licensing System
WPPH812
COMTRONICS CORPORATION
License details
| ULS identifier | 1927396 |
|---|
| Call sign | WPPH812 |
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| Radio service | YI |
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| Status | T |
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| Grant date | 2005-01-04 |
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| Expiration | 2015-01-05 |
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| Cancellation | 2011-02-22 |
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| Frequency range | 900.4625 - 939.925 MHz (4 frequencies) |
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| Locations | 3 |
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| Representative location | BOSTON, SUFFOLK, MA |
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| Coordinates | 42.3523333, -71.0558889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:01 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FX1 | 900.46250000 | | | 30.000000 | 30.000000 | |
| 3 | 1 | MO | 900.46250000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | FX1 | 900.92500000 | | | 30.000000 | 30.000000 | |
| 3 | 1 | MO | 900.92500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB4 | 939.46250000 | | | 110.000000 | 250.000000 | |
| 1 | 1 | FB4 | 939.92500000 | | | 110.000000 | 250.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 900.46250000 | | 13K6F3E |
| 3 | 1 | 900.46250000 | | 13K6F3E |
| 2 | 1 | 900.92500000 | | 13K6F3E |
| 3 | 1 | 900.92500000 | | 13K6F3E |
| 1 | 1 | 939.46250000 | | 13K6F3E |
| 1 | 1 | 939.92500000 | | 13K6F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | ONE FINANCIAL CENTER, BOSTON, SUFFOLK, MA | 42.35233333, -71.05588889 | 5.000 m | BTWR | 183.000 m structure / 208.000 m overall | N |
| 2 | T | MA | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 199.000 m | | | | 187.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 600 MEMORIAL DRIVE, CAMBRIDGE, MA | MIDDLESEX | 6178646300 |
License history
| Date | File or call sign | Action |
|---|
| 2011-02-22 | WPPH812 | LITERM |
| 2006-09-11 | WPPH812 | LIMOD |
| 2006-08-21 | WPPH812 | ESUAPR |
| 2005-04-27 | WPPH812 | LIASS |
| 2005-04-19 | WPPH812 | COR |
| 2005-03-25 | WPPH812 | LTSAPR |
| 2005-03-25 | WPPH812 | LTSFRN |
| 2005-03-23 | WPPH812 | LITIN |
| 2005-01-04 | WPPH812 | LIREN |
| 2004-12-31 | WPPH812 | LTSFRN |
| 2004-12-31 | WPPH812 | LTSAPR |
| 2004-10-11 | WPPH812 | LETRES |
| 2000-11-24 | WPPH812 | LICCNV |
| 2000-01-05 | WPPH812 | AUTHPR |
| 2000-01-05 | WPPH812 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1927396 | 2026-08-02 01:14:01 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPPH812 | ULS 1927396 | 2026-08-02 01:14:01 |
| Status | T | ULS 1927396 | 2026-08-02 01:14:01 |
| Service | YI | ULS 1927396 | 2026-08-02 01:14:01 |
| Grant Date | 2005-01-04 | ULS 1927396 | 2026-08-02 01:14:01 |
| Expiration Date | 2015-01-05 | ULS 1927396 | 2026-08-02 01:14:01 |
| Cancellation Date | 2011-02-22 | ULS 1927396 | 2026-08-02 01:14:01 |