Universal Licensing System
WPKK870
EXPLORER POST 21
License details
| ULS identifier | 1748102 |
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| Call sign | WPKK870 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2002-03-19 |
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| Expiration | 2012-03-26 |
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| Cancellation | 2012-05-26 |
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| Frequency range | 464.8 - 469.8 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | DES MOINES, POLK, IA |
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| Coordinates | 41.5891667, -93.5382778 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:59 |
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Licensee
| Name | EXPLORER POST 21 |
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| Applicant type | C |
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| FRN | 0006725980 |
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| Location | DES MOINES, IA |
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| Address | 106 SE 1ST ST, DES MOINES, IA, 50309 |
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| Phone | 5152422677 |
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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 | FB4 | 464.80000000 | | | 100.000000 | 300.000000 | |
| 2 | 1 | MO | 464.80000000 | | | 50.000000 | | |
| 2 | 1 | MO | 469.80000000 | | | 50.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.80000000 | | 20K0F3E |
| 2 | 1 | 464.80000000 | | 20K0F3E |
| 2 | 1 | 469.80000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3801 DEAN AVE, DES MOINES, POLK, IA | 41.58916667, -93.53827778 | 283.000 m | TOWER | 152.000 m structure / 152.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 152.000 m | | | | 0.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 106 SE 1ST ST, DES MOINES, IA | | 5152422677 |
License history
| Date | File or call sign | Action |
|---|
| 2012-05-26 | WPKK870 | LIEXP |
| 2012-01-02 | WPKK870 | LETRES |
| 2002-06-25 | WPKK870 | AUDOPR |
| 2002-03-19 | WPKK870 | LIREN |
| 2001-12-31 | WPKK870 | LETRES |
| 2000-11-23 | WPKK870 | LICCNV |
| 1997-03-26 | WPKK870 | LIISS |
| 1997-03-26 | WPKK870 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1748102 | 2026-08-02 01:15:59 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPKK870 | ULS 1748102 | 2026-08-02 01:15:59 |
| Status | E | ULS 1748102 | 2026-08-02 01:15:59 |
| Service | IG | ULS 1748102 | 2026-08-02 01:15:59 |
| Grant Date | 2002-03-19 | ULS 1748102 | 2026-08-02 01:15:59 |
| Expiration Date | 2012-03-26 | ULS 1748102 | 2026-08-02 01:15:59 |
| Cancellation Date | 2012-05-26 | ULS 1748102 | 2026-08-02 01:15:59 |