Universal Licensing System
WPKM471
Communications Engineering Company
License details
| ULS identifier | 1748658 |
|---|
| Call sign | WPKM471 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2022-04-26 |
|---|
| Expiration | 2032-04-21 |
|---|
| Frequency range | 461.7875 - 469.3875 MHz (8 frequencies) |
|---|
| Locations | 1 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:13:09 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO6 | 461.78750000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 463.43750000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 463.81250000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 464.38750000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 466.78750000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 468.43750000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 468.81250000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 469.38750000 | | | 2.000000 | 2.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.78750000 | | 7K60FXD |
| 1 | 1 | 461.78750000 | | 11K2F3E |
| 1 | 1 | 461.78750000 | | 7K60FXE |
| 1 | 1 | 463.43750000 | | 7K60FXD |
| 1 | 1 | 463.43750000 | | 11K2F3E |
| 1 | 1 | 463.43750000 | | 7K60FXE |
| 1 | 1 | 463.81250000 | | 11K2F3E |
| 1 | 1 | 463.81250000 | | 7K60FXE |
| 1 | 1 | 463.81250000 | | 7K60FXD |
| 1 | 1 | 464.38750000 | | 7K60FXD |
| 1 | 1 | 464.38750000 | | 7K60FXE |
| 1 | 1 | 464.38750000 | | 11K2F3E |
| 1 | 1 | 466.78750000 | | 11K2F3E |
| 1 | 1 | 466.78750000 | | 7K60FXE |
| 1 | 1 | 466.78750000 | | 7K60FXD |
| 1 | 1 | 468.43750000 | | 11K2F3E |
| 1 | 1 | 468.43750000 | | 7K60FXE |
| 1 | 1 | 468.43750000 | | 7K60FXD |
| 1 | 1 | 468.81250000 | | 11K2F3E |
| 1 | 1 | 468.81250000 | | 7K60FXD |
| 1 | 1 | 468.81250000 | | 7K60FXE |
| 1 | 1 | 469.38750000 | | 7K60FXD |
| 1 | 1 | 469.38750000 | | 7K60FXE |
| 1 | 1 | 469.38750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 405 Boyson Road, Hiawatha, IA | LINN | 3192949000 |
License history
| Date | File or call sign | Action |
|---|
| 2022-04-26 | WPKM471 | LIREN |
| 2022-01-24 | WPKM471 | LETRES |
| 2012-04-27 | WPKM471 | LIREN |
| 2012-01-30 | WPKM471 | LETRES |
| 2003-11-15 | WPKM471 | LIAUA |
| 2003-11-14 | WPKM471 | LIAUA |
| 2002-03-09 | WPKM471 | LIREN |
| 2002-01-28 | WPKM471 | LETRES |
| 2002-01-23 | WPKM471 | AUDOPR |
| 2000-11-23 | WPKM471 | LICCNV |
| 1997-04-22 | WPKM471 | AUTHPR |
| 1997-04-21 | WPKM471 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1748658 | 2026-08-02 01:13:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKM471 | ULS 1748658 | 2026-08-02 01:13:09 |
| Status | A | ULS 1748658 | 2026-08-02 01:13:09 |
| Service | IG | ULS 1748658 | 2026-08-02 01:13:09 |
| Grant Date | 2022-04-26 | ULS 1748658 | 2026-08-02 01:13:09 |
| Expiration Date | 2032-04-21 | ULS 1748658 | 2026-08-02 01:13:09 |