Universal Licensing System
WPYR899
Town of Chelmsford Sewer Division
License details
| ULS identifier | 2553357 |
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| Call sign | WPYR899 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2013-10-01 |
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| Expiration | 2023-10-09 |
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| Cancellation | 2023-12-09 |
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| Frequency range | 457.9875 - 467.3625 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | Chelmsford, MIDDLESEX, MA |
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| Coordinates | 42.5847222, -71.3650000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:25:23 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FXO | 457.98750000 | | | 15.000000 | 2.000000 | |
| 1 | 1 | FXO | 467.36250000 | | | 4.000000 | 2.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 457.98750000 | | 11K2F3E |
| 1 | 1 | 467.36250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Summit Avenue, Chelmsford, MIDDLESEX, MA | 42.58472222, -71.36500000 | 116.000 m | B | 15.200 m structure / 15.200 m overall | |
| 2 | T | 230 North Road, Chelmsford, MIDDLESEX, MA | 42.58277778, -71.38916667 | 46.000 m | B | 9.000 m structure / 11.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 15.200 m | | 6.0000 | 360.0000 | | |
| 1 | 2 | | | 11.000 m | | 10.0000 | 178.9000 | | |
Control points
| Number | Address | County | Phone |
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| 1 | 9 Alpha Rd, Chelmsford, MA | MIDDLESEX | 9782505297 |
License history
| Date | File or call sign | Action |
|---|
| 2023-12-09 | WPYR899 | LIEXP |
| 2023-07-17 | WPYR899 | LETRES |
| 2013-10-01 | WPYR899 | LIREN |
| 2013-09-30 | WPYR899 | ESUAPR |
| 2013-09-29 | WPYR899 | ESURNW |
| 2013-09-09 | WPYR899 | ESURNW |
| 2013-08-10 | WPYR899 | ESURNW |
| 2013-07-15 | WPYR899 | LETRES |
| 2013-07-11 | WPYR899 | ESURNW |
| 2008-03-05 | WPYR899 | LIAUA |
| 2008-03-04 | WPYR899 | LIMOD |
| 2008-03-04 | WPYR899 | ESUAPR |
| 2004-09-27 | WPYR899 | EFUAPR |
| 2004-09-27 | WPYR899 | ESUAPR |
| 2004-09-22 | WPYR899 | LIAUA |
| 2004-09-21 | WPYR899 | ESUAPR |
| 2004-07-12 | WPYR899 | LETCNS |
| 2003-10-09 | WPYR899 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2553357 | 2026-08-02 01:25:23 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPYR899 | ULS 2553357 | 2026-08-02 01:25:23 |
| Status | E | ULS 2553357 | 2026-08-02 01:25:23 |
| Service | IG | ULS 2553357 | 2026-08-02 01:25:23 |
| Grant Date | 2013-10-01 | ULS 2553357 | 2026-08-02 01:25:23 |
| Expiration Date | 2023-10-09 | ULS 2553357 | 2026-08-02 01:25:23 |
| Cancellation Date | 2023-12-09 | ULS 2553357 | 2026-08-02 01:25:23 |