Universal Licensing System
WPJC925
NATURAL MICROSYSTEMS INC
License details
| ULS identifier | 1035795 |
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| Call sign | WPJC925 |
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| Radio service | MG |
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| Status | E |
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| Grant date | 1996-01-17 |
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| Expiration | 2001-01-17 |
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| Cancellation | 2001-04-22 |
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| Frequency range | 31275 MHz |
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| Locations | 2 |
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| Representative location | NATICK, MIDDLESEX, MA |
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| Coordinates | 42.3150833, -71.3347778 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:48:09 |
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Licensee
| Name | NATURAL MICROSYSTEMS INC |
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| Applicant type | C |
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| Location | NATICK, MA |
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| Address | 8 ERIE DR, NATICK, MA, 017601339 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FXO | 31275.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 31275.00000000 | | 32M0F8D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 16 TECH CIR, NATICK, MIDDLESEX, MA | 42.31508333, -71.33477778 | 60.000 m | | 11.600 m structure / 13.100 m overall | |
| 2 | R | | 42.31313889, -71.34033333 | 46.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | V | 38.2000 | 235.4000 | | |
| 1 | 2 | R | | | | 38.2000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2001-04-22 | WPJC925 | LIEXP |
| 2000-11-13 | WPJC925 | LETRES |
| 2000-10-29 | WPJC925 | LETRES |
| 1999-08-14 | WPJC925 | LICCNV |
| 1996-01-10 | WPJC925 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1035795 | 2026-08-02 02:48:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPJC925 | ULS 1035795 | 2026-08-02 02:48:09 |
| Status | E | ULS 1035795 | 2026-08-02 02:48:09 |
| Service | MG | ULS 1035795 | 2026-08-02 02:48:09 |
| Grant Date | 1996-01-17 | ULS 1035795 | 2026-08-02 02:48:09 |
| Expiration Date | 2001-01-17 | ULS 1035795 | 2026-08-02 02:48:09 |
| Cancellation Date | 2001-04-22 | ULS 1035795 | 2026-08-02 02:48:09 |