Universal Licensing System
WPWL389
ATMI INC
License details
| ULS identifier | 2467949 |
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| Call sign | WPWL389 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2012-11-29 |
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| Expiration | 2022-12-12 |
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| Cancellation | 2023-02-11 |
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| Frequency range | 452.175 - 464.3 MHz (4 frequencies) |
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| Locations | 1 |
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| Representative location | DANBURY, FAIRFIELD, CT |
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| Coordinates | 41.4100000, -73.4180000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:12 |
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Licensee
| Name | ATMI INC |
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| Applicant type | C |
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| FRN | 0007698905 |
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| Location | DANBURY, CT |
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| Address | 7 COMMERCE DRIVE, DANBURY, CT, 06810 |
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| Phone | 2032079359 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.17500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 461.02500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 463.67500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 464.30000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.17500000 | | 11K2F3E |
| 1 | 1 | 452.17500000 | | 20K0F3E |
| 1 | 1 | 461.02500000 | | 20K0F3E |
| 1 | 1 | 461.02500000 | | 11K2F3E |
| 1 | 1 | 463.67500000 | | 11K2F3E |
| 1 | 1 | 463.67500000 | | 20K0F3E |
| 1 | 1 | 464.30000000 | | 20K0F3E |
| 1 | 1 | 464.30000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 7 COMMERCE DRIVE, DANBURY, FAIRFIELD, CT | 41.41000000, -73.41800000 | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 2 | 7 COMMERCE DRIVE, DANBURY, CT | FAIRFIELD | 2032079359 |
License history
| Date | File or call sign | Action |
|---|
| 2023-02-11 | WPWL389 | LIEXP |
| 2012-11-29 | WPWL389 | LIREN |
| 2012-11-29 | WPWL389 | LIRMD |
| 2012-11-29 | WPWL389 | LTSAPR |
| 2012-09-17 | WPWL389 | LETRES |
| 2008-09-16 | WPWL389 | LIMOD |
| 2002-12-12 | WPWL389 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2467949 | 2026-08-02 01:15:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPWL389 | ULS 2467949 | 2026-08-02 01:15:12 |
| Status | E | ULS 2467949 | 2026-08-02 01:15:12 |
| Service | IG | ULS 2467949 | 2026-08-02 01:15:12 |
| Grant Date | 2012-11-29 | ULS 2467949 | 2026-08-02 01:15:12 |
| Expiration Date | 2022-12-12 | ULS 2467949 | 2026-08-02 01:15:12 |
| Cancellation Date | 2023-02-11 | ULS 2467949 | 2026-08-02 01:15:12 |