Universal Licensing System
KNBZ681
GRUNDY, COUNTY OF
License details
| ULS identifier | 1197881 |
|---|
| Call sign | KNBZ681 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2022-02-11 |
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| Expiration | 2032-03-29 |
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| Frequency range | 453.65 - 458.65 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | GRUNDY CENTER, GRUNDY, IA |
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| Coordinates | 42.3756944, -92.7832222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:08:50 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 453.65000000 | | | 100.000000 | 100.000000 | |
| 2 | 1 | FB2 | 453.65000000 | | | 100.000000 | 100.000000 | |
| 1 | 1 | MO | 458.65000000 | | | 100.000000 | 100.000000 | |
| 3 | 1 | FX1 | 458.65000000 | | | 2.000000 | 2.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 453.65000000 | | 11K2F3E |
| 2 | 1 | 453.65000000 | | 11K2F3E |
| 1 | 1 | 458.65000000 | | 11K2F3E |
| 3 | 1 | 458.65000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | |
| 2 | T | 22580 M AVE., GRUNDY CENTER, GRUNDY, IA | 42.37569444, -92.78322222 | 298.400 m | GTOWER | 97.500 m structure / 103.600 m overall | N |
| 3 | T | IA | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 86.900 m | | | | 69.500 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | COURTHOUSE, GRUNDY CENTER, IA | GRUNDY | 3198246912 |
License history
| Date | File or call sign | Action |
|---|
| 2022-02-11 | KNBZ681 | LIREN |
| 2018-11-20 | KNBZ681 | LIMOD |
| 2016-06-02 | KNBZ681 | LIMOD |
| 2012-02-09 | KNBZ681 | LIREN |
| 2012-01-02 | KNBZ681 | LETRES |
| 2009-12-24 | KNBZ681 | LIMOD |
| 2002-03-01 | KNBZ681 | LIREN |
| 2001-12-31 | KNBZ681 | LETRES |
| 2001-10-23 | KNBZ681 | AUDOPR |
| 2000-10-20 | KNBZ681 | LICCNV |
| 1997-01-08 | KNBZ681 | LIREN |
| 1997-01-08 | KNBZ681 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1197881 | 2026-08-02 01:08:50 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNBZ681 | ULS 1197881 | 2026-08-02 01:08:50 |
| Status | A | ULS 1197881 | 2026-08-02 01:08:50 |
| Service | PW | ULS 1197881 | 2026-08-02 01:08:50 |
| Grant Date | 2022-02-11 | ULS 1197881 | 2026-08-02 01:08:50 |
| Expiration Date | 2032-03-29 | ULS 1197881 | 2026-08-02 01:08:50 |