Universal Licensing System
KNNS570
COMMUNICATIONS ENGINEERING COMPANY
License details
| ULS identifier | 1634573 |
|---|
| Call sign | KNNS570 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-04-07 |
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| Expiration | 2031-04-25 |
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| Frequency range | 464.5 - 469.5 MHz (2 frequencies) |
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| Locations | 1 |
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| Source archive | l_LMpriv.zip |
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| 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 | MO6I | 464.50000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB6I | 464.50000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | MO6I | 469.50000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.50000000 | | 11K2F3E |
| 1 | 1 | 464.50000000 | | 7K60FXE |
| 1 | 1 | 464.50000000 | | 7K60FXD |
| 1 | 1 | 464.50000000 | | 7K60FXD |
| 1 | 1 | 464.50000000 | | 11K2F3E |
| 1 | 1 | 464.50000000 | | 7K60FXE |
| 1 | 1 | 469.50000000 | | 11K2F3E |
| 1 | 1 | 469.50000000 | | 7K60FXE |
| 1 | 1 | 469.50000000 | | 7K60FXD |
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 | MONONA | 3192949000 |
License history
| Date | File or call sign | Action |
|---|
| 2021-04-07 | KNNS570 | LIREN |
| 2021-02-01 | KNNS570 | LETRES |
| 2016-03-09 | KNNS570 | LIMOD |
| 2011-04-18 | KNNS570 | LIREN |
| 2011-01-31 | KNNS570 | LETRES |
| 2003-11-15 | KNNS570 | LIAUA |
| 2003-11-14 | KNNS570 | LIAUA |
| 2001-04-13 | KNNS570 | LIREN |
| 2001-01-28 | KNNS570 | LETRES |
| 2000-11-23 | KNNS570 | LICCNV |
| 1996-10-02 | KNNS570 | AUTHPR |
| 1996-10-02 | KNNS570 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1634573 | 2026-08-02 01:13:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNNS570 | ULS 1634573 | 2026-08-02 01:13:09 |
| Status | A | ULS 1634573 | 2026-08-02 01:13:09 |
| Service | IG | ULS 1634573 | 2026-08-02 01:13:09 |
| Grant Date | 2021-04-07 | ULS 1634573 | 2026-08-02 01:13:09 |
| Expiration Date | 2031-04-25 | ULS 1634573 | 2026-08-02 01:13:09 |