Universal Licensing System
WNJD421
ARMSTRONG CO INC
License details
| ULS identifier | 1658531 |
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| Call sign | WNJD421 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-04-16 |
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| Expiration | 2002-05-28 |
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| Cancellation | 2002-09-29 |
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| Frequency range | 461.7 - 466.7 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | BLOOMINGTON, MCLEAN, IL |
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| Coordinates | 40.5014167, -88.9273056 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:28:14 |
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Licensee
| Name | ARMSTRONG CO INC |
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| Applicant type | C |
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| Location | NORMAL, IL |
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| Address | 705 TOWANDA AVE, NORMAL, IL, 61761 |
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| Phone | 3094528351 |
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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 | FB2 | 461.70000000 | | | 25.000000 | 100.000000 | |
| 2 | 1 | MO | 466.70000000 | | | 25.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.70000000 | | 20K0F3E |
| 2 | 1 | 466.70000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2503 G E RD, BLOOMINGTON, MCLEAN, IL | 40.50141667, -88.92730556 | 245.000 m | | 53.000 m structure / 53.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 30.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 705 TOWANDA AVE, NORMAL, IL | | 3094528351 |
License history
| Date | File or call sign | Action |
|---|
| 2002-09-29 | WNJD421 | LIEXP |
| 2002-04-17 | WNJD421 | LETAUS |
| 2002-03-04 | WNJD421 | LETRES |
| 2000-11-23 | WNJD421 | LICCNV |
| 1997-04-16 | WNJD421 | LIREN |
| 1997-04-16 | WNJD421 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1658531 | 2026-08-02 01:28:14 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNJD421 | ULS 1658531 | 2026-08-02 01:28:14 |
| Status | E | ULS 1658531 | 2026-08-02 01:28:14 |
| Service | IG | ULS 1658531 | 2026-08-02 01:28:14 |
| Grant Date | 1997-04-16 | ULS 1658531 | 2026-08-02 01:28:14 |
| Expiration Date | 2002-05-28 | ULS 1658531 | 2026-08-02 01:28:14 |
| Cancellation Date | 2002-09-29 | ULS 1658531 | 2026-08-02 01:28:14 |