Universal Licensing System
WPKX770
DAY MANAGEMENT CORPORATION DBA DAY WIRELESS SYSTEMS
License details
| ULS identifier | 1753121 |
|---|
| Call sign | WPKX770 |
|---|
| Radio service | YG |
|---|
| Status | A |
|---|
| Grant date | 2022-08-13 |
|---|
| Expiration | 2032-09-12 |
|---|
| Frequency range | 451.45 - 469.275 MHz (11 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | Stevenson, SKAMANIA, WA |
|---|
| Coordinates | 45.5806944, -122.2073611 |
|---|
| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:12:35 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 4 | 1 | FB6 | 451.45000000 | | | 100.000000 | 200.000000 | |
| 4 | 1 | FB8 | 452.33750000 | | | 100.000000 | 200.000000 | |
| 5 | 1 | MO6 | 456.45000000 | | | 40.000000 | 60.000000 | |
| 2 | 1 | FX1 | 457.33750000 | | | 40.000000 | 60.000000 | |
| 5 | 1 | MO8 | 457.33750000 | | | 40.000000 | 60.000000 | |
| 4 | 1 | FB6 | 461.92500000 | | | 100.000000 | 200.000000 | |
| 4 | 1 | FB6 | 463.97500000 | | | 100.000000 | 200.000000 | |
| 1 | 1 | FB6 | 464.05000000 | | | 110.000000 | 68.000000 | |
| 3 | 1 | MO | 464.05000000 | | | 30.000000 | 30.000000 | |
| 2 | 1 | FX1 | 466.92500000 | | | 40.000000 | 60.000000 | |
| 5 | 1 | MO6 | 466.92500000 | | | 40.000000 | 60.000000 | |
| 5 | 1 | MO6 | 468.97500000 | | | 40.000000 | 60.000000 | |
| 2 | 1 | FX1 | 469.05000000 | | | 30.000000 | 30.000000 | |
| 3 | 1 | MO | 469.05000000 | | | 30.000000 | 30.000000 | |
| 2 | 1 | FX1 | 469.27500000 | | | 40.000000 | 60.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 4 | 1 | 451.45000000 | | 7K60FXE |
| 4 | 1 | 451.45000000 | | 7K60FXD |
| 4 | 1 | 452.33750000 | | 7K60FXD |
| 4 | 1 | 452.33750000 | | 7K60FXE |
| 5 | 1 | 456.45000000 | | 7K60FXD |
| 5 | 1 | 456.45000000 | | 7K60FXE |
| 2 | 1 | 457.33750000 | | 7K60FXD |
| 2 | 1 | 457.33750000 | | 7K60FXE |
| 5 | 1 | 457.33750000 | | 7K60FXD |
| 5 | 1 | 457.33750000 | | 7K60FXE |
| 4 | 1 | 461.92500000 | | 7K60FXD |
| 4 | 1 | 461.92500000 | | 7K60FXE |
| 4 | 1 | 463.97500000 | | 7K60FXD |
| 4 | 1 | 463.97500000 | | 7K60FXE |
| 1 | 1 | 464.05000000 | | 11K0F3E |
| 3 | 1 | 464.05000000 | | 11K0F3E |
| 2 | 1 | 466.92500000 | | 7K60FXE |
| 2 | 1 | 466.92500000 | | 7K60FXD |
| 5 | 1 | 466.92500000 | | 7K60FXD |
| 5 | 1 | 466.92500000 | | 7K60FXE |
| 5 | 1 | 468.97500000 | | 7K60FXE |
| 5 | 1 | 468.97500000 | | 7K60FXD |
| 2 | 1 | 469.05000000 | | 11K0F3E |
| 3 | 1 | 469.05000000 | | 11K0F3E |
| 2 | 1 | 469.27500000 | | 7K60FXD |
| 2 | 1 | 469.27500000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 4700 Council Crest Dr, PORTLAND, MULTNOMAH, OR | 45.48872222, -122.69566667 | 310.300 m | LTOWER | 153.900 m structure / 189.000 m overall | N |
| 2 | T | OR | | | | | |
| 3 | T | | | | | | |
| 4 | | Biddle Butte 28.0 KM SW of Stevenson, Stevenson, SKAMANIA, WA | 45.58069444, -122.20736111 | 425.800 m | LTOWER | 15.000 m structure / 17.000 m overall | N |
| 5 | | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 120.000 m | | | | 338.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | 15.000 m | | | | 98.000 | |
| 1 | 5 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 234 NW 14TH, PORTLAND, OR | MULTNOMAH | 5032289292 |
License history
| Date | File or call sign | Action |
|---|
| 2024-05-21 | WPKX770 | LIAUA |
| 2022-08-13 | WPKX770 | LIREN |
| 2022-06-20 | WPKX770 | LETRES |
| 2014-05-22 | WPKX770 | LIMOD |
| 2014-01-29 | WPKX770 | LIMOD |
| 2013-02-16 | WPKX770 | LIAUA |
| 2013-02-15 | WPKX770 | ESCAPR |
| 2012-06-26 | WPKX770 | LIREN |
| 2012-06-18 | WPKX770 | LETRES |
| 2012-06-11 | WPKX770 | LIMOD |
| 2012-05-01 | WPKX770 | ESCAPR |
| 2002-08-24 | WPKX770 | LIREN |
| 2002-06-17 | WPKX770 | LETRES |
| 2002-02-27 | WPKX770 | AUDOPR |
| 2001-02-28 | WPKX770 | AUTHPR |
| 2001-02-27 | WPKX770 | INTDUP |
| 2001-02-27 | WPKX770 | COR |
| 2000-11-23 | WPKX770 | LICCNV |
| 2000-07-19 | WPKX770 | AUTHPR |
| 1997-09-12 | WPKX770 | LIAUA |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1753121 | 2026-08-02 01:12:35 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKX770 | ULS 1753121 | 2026-08-02 01:12:35 |
| Status | A | ULS 1753121 | 2026-08-02 01:12:35 |
| Service | YG | ULS 1753121 | 2026-08-02 01:12:35 |
| Grant Date | 2022-08-13 | ULS 1753121 | 2026-08-02 01:12:35 |
| Expiration Date | 2032-09-12 | ULS 1753121 | 2026-08-02 01:12:35 |