Universal Licensing System
KNJK500
MASON LAKE INTERMEDIATE SCHOOL DISTRICT
License details
| ULS identifier | 1629378 |
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| Call sign | KNJK500 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2020-11-19 |
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| Expiration | 2031-01-25 |
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| Frequency range | 461.525 - 469.6 MHz (7 frequencies) |
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| Locations | 3 |
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| Representative location | SCOTTVILLE, MASON, MI |
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| Coordinates | 43.9722222, -86.2792500 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:50 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | MO | 461.52500000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 462.52500000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 463.53750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 463.63750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 464.27500000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | FB2 | 464.60000000 | | | 100.000000 | 168.000000 | |
| 1 | 1 | FX1 | 469.60000000 | | | 15.000000 | 30.000000 | |
| 3 | 1 | MO | 469.60000000 | | | 40.000000 | 40.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 461.52500000 | | 11K2F3E |
| 3 | 1 | 462.52500000 | | 11K2F3E |
| 3 | 1 | 463.53750000 | | 11K2F3E |
| 3 | 1 | 463.63750000 | | 11K2F3E |
| 3 | 1 | 464.27500000 | | 11K2F3E |
| 2 | 1 | 464.60000000 | | 11K2F3E |
| 1 | 1 | 469.60000000 | | 11K2F3E |
| 3 | 1 | 469.60000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MI | | | | | |
| 2 | T | 958 N SCOTTVILLE RD, SCOTTVILLE, MASON, MI | 43.97222222, -86.27925000 | 207.000 m | | | N |
| 3 | T | SCOTTVILLE, MASON, MI | 43.97222222, -86.27925000 | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 76.000 m | | | | 75.000 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2130 W US 10, LUDINGTON, MI | MASON | 2317573716 |
License history
| Date | File or call sign | Action |
|---|
| 2020-11-19 | KNJK500 | LIREN |
| 2020-11-02 | KNJK500 | LETRES |
| 2020-10-27 | KNJK500 | ESURNW |
| 2016-01-12 | KNJK500 | LETCNS |
| 2015-04-09 | KNJK500 | LIMOD |
| 2013-02-20 | KNJK500 | LIMOD |
| 2011-03-25 | KNJK500 | COR |
| 2011-03-25 | KNJK500 | LIREN |
| 2011-02-10 | KNJK500 | LTSAPR |
| 2001-10-17 | KNJK500 | AUDOPR |
| 2001-01-31 | KNJK500 | LIREN |
| 2000-12-08 | KNJK500 | COR |
| 2000-11-23 | KNJK500 | LICCNV |
| 2000-10-24 | KNJK500 | LETRES |
| 1996-01-22 | KNJK500 | LIREN |
| 1996-01-22 | KNJK500 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1629378 | 2026-08-02 01:14:50 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNJK500 | ULS 1629378 | 2026-08-02 01:14:50 |
| Status | A | ULS 1629378 | 2026-08-02 01:14:50 |
| Service | IG | ULS 1629378 | 2026-08-02 01:14:50 |
| Grant Date | 2020-11-19 | ULS 1629378 | 2026-08-02 01:14:50 |
| Expiration Date | 2031-01-25 | ULS 1629378 | 2026-08-02 01:14:50 |