Universal Licensing System
WNPU450
Lambda Energy Resources, LLC
License details
| ULS identifier | 1841411 |
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| Call sign | WNPU450 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2014-04-15 |
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| Expiration | 2024-07-12 |
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| Cancellation | 2024-09-14 |
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| Frequency range | 452.5 - 457.9 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | KALKASKA, KALKASKA, MI |
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| Coordinates | 44.7480556, -85.0688889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:16 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FX2 | 452.50000000 | | | 20.000000 | 100.000000 | |
| 1 | 2 | FX2 | 452.90000000 | | | 20.000000 | 100.000000 | |
| 2 | 1 | FXO | 457.50000000 | | | 20.000000 | 100.000000 | |
| 2 | 1 | FXO | 457.90000000 | | | 20.000000 | 100.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.50000000 | | 11K0F3E |
| 1 | 1 | 452.50000000 | | 8K30F7W |
| 1 | 2 | 452.90000000 | | 8K30F7W |
| 1 | 2 | 452.90000000 | | 11K0F3E |
| 2 | 1 | 457.50000000 | | 11K0F3E |
| 2 | 1 | 457.50000000 | | 8K30F7W |
| 2 | 1 | 457.90000000 | | 11K0F3E |
| 2 | 1 | 457.90000000 | | 8K30F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2368 HAGNI RD NE, KALKASKA, KALKASKA, MI | 44.74805556, -85.06888889 | 374.000 m | TOWER | 363.300 m structure / 378.900 m overall | N |
| 2 | T | 1510 E THOMAS RD, KALKASKA, KALKASKA, MI | 44.68527778, -85.20366667 | 322.000 m | TOWER | 6.000 m structure / 15.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 12.000 m | | | | 35.000 | |
| 1 | 2 | T | | 15.000 m | | | | 15.000 | |
| 2 | 1 | T | | 24.000 m | | | | 47.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1510 E THOMAS ROAD, KALKASKA, MI | KALKASKA | 2312586450 |
License history
| Date | File or call sign | Action |
|---|
| 2024-09-14 | WNPU450 | LIEXP |
| 2024-04-15 | WNPU450 | LETRES |
| 2018-08-07 | WNPU450 | LIASS |
| 2016-11-17 | WNPU450 | LIAUA |
| 2016-03-16 | WNPU450 | LIMOD |
| 2014-04-15 | WNPU450 | LIREN |
| 2013-03-18 | WNPU450 | LTSAPR |
| 2013-03-16 | WNPU450 | LIAUA |
| 2012-06-27 | WNPU450 | LIMOD |
| 2004-06-22 | WNPU450 | LIAUA |
| 2004-06-22 | WNPU450 | LTSAPR |
| 2004-06-04 | WNPU450 | LTSAPR |
| 2004-06-04 | WNPU450 | LIAUA |
| 2004-05-17 | WNPU450 | LTSAPR |
| 2004-05-07 | WNPU450 | LTSAPR |
| 2004-04-26 | WNPU450 | LETRES |
| 2004-03-22 | WNPU450 | LIASS |
| 2003-11-19 | WNPU450 | LIAUA |
| 2002-03-12 | WNPU450 | AUDOPR |
| 2000-11-23 | WNPU450 | LICCNV |
| 1999-05-06 | WNPU450 | LIREN |
| 1999-05-06 | WNPU450 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1841411 | 2026-08-02 01:22:16 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNPU450 | ULS 1841411 | 2026-08-02 01:22:16 |
| Status | E | ULS 1841411 | 2026-08-02 01:22:16 |
| Service | IG | ULS 1841411 | 2026-08-02 01:22:16 |
| Grant Date | 2014-04-15 | ULS 1841411 | 2026-08-02 01:22:16 |
| Expiration Date | 2024-07-12 | ULS 1841411 | 2026-08-02 01:22:16 |
| Cancellation Date | 2024-09-14 | ULS 1841411 | 2026-08-02 01:22:16 |