Universal Licensing System
WNEI409
SPECTRADYNE INC
License details
| ULS identifier | 1010911 |
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| Call sign | WNEI409 |
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| Radio service | MG |
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| Status | C |
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| Grant date | 1995-01-27 |
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| Expiration | 2000-01-27 |
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| Cancellation | 1998-01-26 |
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| Frequency range | 21825 - 22225 MHz (6 frequencies) |
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| Locations | 3 |
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| Representative location | CAMBRIDGE, MIDDLESEX, MA |
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| Coordinates | 42.3675833, -71.0753056 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:48:06 |
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Licensee
| Name | SPECTRADYNE INC |
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| Applicant type | C |
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| Location | RICHARDSON, TX |
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| Address | 1501 N PLANO RD, RICHARDSON, TX, 75083 |
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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 | 21825.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 3 | FXO | 21925.00000000 | | | | | |
| 1 | 4 | FXO | 21975.00000000 | | | | | |
| 1 | 5 | FXO | 22025.00000000 | | | | | |
| 1 | 6 | FXO | 22225.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 21825.00000000 | | 25M0F9W |
| 1 | 2 | 21875.00000000 | | 25M0F9W |
| 1 | 3 | 21925.00000000 | | 25M0F9W |
| 1 | 4 | 21975.00000000 | | 25M0F9W |
| 1 | 5 | 22025.00000000 | | 34M0F9W |
| 1 | 6 | 22225.00000000 | | 34M0F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 5 CAMBRIDGE PKY SONESTA 10301, CAMBRIDGE, MIDDLESEX, MA | 42.36758333, -71.07530556 | 3.000 m | | 47.200 m structure / 47.200 m overall | |
| 2 | R | | 42.34702778, -71.08447222 | 6.100 m | | | |
| 3 | R | | 42.36258333, -71.08530556 | 3.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 33.0000 | 198.2000 | | |
| 1 | 2 | R | | | | 33.0000 | | | |
| 1 | 3 | R | | | | 42.5000 | | | |
| 2 | 1 | T | | | V | 33.0000 | 198.2000 | | |
| 2 | 2 | R | | | | 33.0000 | | | |
| 2 | 3 | R | | | | 42.5000 | | | |
| 3 | 1 | T | | | H | 33.0000 | 198.2000 | | |
| 3 | 2 | R | | | | 33.0000 | | | |
| 4 | 1 | T | | | V | 33.0000 | 198.2000 | | |
| 4 | 2 | R | | | | 33.0000 | | | |
| 5 | 1 | T | | | H | 42.5000 | 236.0000 | | |
| 6 | 1 | T | | | V | 42.5000 | 236.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-08-14 | WNEI409 | LICCNV |
| 1998-01-26 | WNEI409 | LICAN |
| 1995-01-27 | WNEI409 | LIREN |
| 1989-11-13 | WNEI409 | LIMOD |
| 1985-04-19 | WNEI409 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1010911 | 2026-08-02 02:48:06 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNEI409 | ULS 1010911 | 2026-08-02 02:48:06 |
| Status | C | ULS 1010911 | 2026-08-02 02:48:06 |
| Service | MG | ULS 1010911 | 2026-08-02 02:48:06 |
| Grant Date | 1995-01-27 | ULS 1010911 | 2026-08-02 02:48:06 |
| Expiration Date | 2000-01-27 | ULS 1010911 | 2026-08-02 02:48:06 |
| Cancellation Date | 1998-01-26 | ULS 1010911 | 2026-08-02 02:48:06 |