Universal Licensing System
WPMK820
DAY MANAGEMENT CORP DBA DAY WIRELESS SYSTEMS
License details
| ULS identifier | 1796291 |
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| Call sign | WPMK820 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2003-06-10 |
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| Expiration | 2013-08-27 |
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| Cancellation | 2013-11-09 |
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| Frequency range | 461.65 - 466.65 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | BURNS, HARNEY, OR |
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| Coordinates | 46.2804167, -119.0705556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:12:35 |
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Licensee
| Name | DAY MANAGEMENT CORP DBA DAY WIRELESS SYSTEMS |
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| Applicant type | C |
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| FRN | 0001553585 |
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| Location | MILWAUKIE, OR |
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| Address | 4700 SE International Way, MILWAUKIE, OR, 97222 |
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| Phone | 5036591240 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 461.65000000 | | | 110.000000 | 97.000000 | |
| 3 | 1 | MO | 461.65000000 | | | 30.000000 | | |
| 2 | 1 | FX1 | 466.65000000 | | | 30.000000 | | |
| 3 | 1 | MO | 466.65000000 | | | 30.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.65000000 | | 20K0F3E |
| 1 | 1 | 461.65000000 | | 11K0F3E |
| 3 | 1 | 461.65000000 | | 20K0F3E |
| 3 | 1 | 461.65000000 | | 11K0F3E |
| 2 | 1 | 466.65000000 | | 11K0F3E |
| 2 | 1 | 466.65000000 | | 20K0F3E |
| 3 | 1 | 466.65000000 | | 11K0F3E |
| 3 | 1 | 466.65000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | BURNS BUTTE, BURNS, HARNEY, OR | 46.28041667, -119.07055556 | 1265.000 m | TOWER | 3.000 m structure / 5.000 m overall | N |
| 2 | T | OR | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 5.000 m | | | | 0.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 4700 SE INTERNATIONAL WAY, MILWAUKIE, OR | | 5036591240 |
License history
| Date | File or call sign | Action |
|---|
| 2013-11-09 | WPMK820 | LIEXP |
| 2013-06-03 | WPMK820 | LETRES |
| 2013-02-16 | WPMK820 | LIAUA |
| 2013-02-15 | WPMK820 | ESCAPR |
| 2012-12-20 | WPMK820 | LIMOD |
| 2012-12-19 | WPMK820 | ESCAPR |
| 2003-06-10 | WPMK820 | LIREN |
| 2003-06-02 | WPMK820 | LETRES |
| 2002-02-27 | WPMK820 | AUDOPR |
| 2000-11-23 | WPMK820 | LICCNV |
| 2000-07-19 | WPMK820 | AUTHPR |
| 1998-08-27 | WPMK820 | LIAUA |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1796291 | 2026-08-02 01:12:35 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPMK820 | ULS 1796291 | 2026-08-02 01:12:35 |
| Status | E | ULS 1796291 | 2026-08-02 01:12:35 |
| Service | IG | ULS 1796291 | 2026-08-02 01:12:35 |
| Grant Date | 2003-06-10 | ULS 1796291 | 2026-08-02 01:12:35 |
| Expiration Date | 2013-08-27 | ULS 1796291 | 2026-08-02 01:12:35 |
| Cancellation Date | 2013-11-09 | ULS 1796291 | 2026-08-02 01:12:35 |