Universal Licensing System
WHK453
TRI COUNTY METROPOLITAN TRANSPORTATION DISTRICT OF OREGON
License details
| ULS identifier | 982927 |
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| Call sign | WHK453 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2019-03-26 |
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| Expiration | 2029-06-17 |
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| Frequency range | 6063.8 - 11275 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | PORTLAND, MULTNOMAH, OR |
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| Coordinates | 45.4934444, -122.6470278 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:15 |
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Licensee
| Name | TRI COUNTY METROPOLITAN TRANSPORTATION DISTRICT OF OREGON |
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| Applicant type | G |
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| FRN | 0001558428 |
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| Location | PORTLAND, OR |
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| Address | 4012 S E 17TH AVENUE, PORTLAND, OR, 972023993 |
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| Phone | 5039622240 |
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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 | 4 | FXO | 6063.80000000 | | | | | |
| 1 | 4 | FXO | 6063.80000000 | | | | | |
| 1 | 4 | FXO | 6063.80000000 | | | | | |
| 1 | 4 | FXO | 6063.80000000 | | | | | |
| 1 | 4 | FXO | 6063.80000000 | | | | | |
| 1 | 4 | FXO | 6063.80000000 | | | | | |
| 1 | 4 | FXO | 6063.80000000 | | | | | |
| 1 | 4 | FXO | 6063.80000000 | | | | | |
| 1 | 4 | FXO | 6063.80000000 | | | | | |
| 1 | 4 | FXO | 6063.80000000 | | | | | |
| 1 | 4 | FXO | 6063.80000000 | | | | | |
| 1 | 4 | FXO | 6063.80000000 | | | | | |
| 1 | 5 | FXO | 6197.24000000 | | | | | |
| 1 | 5 | FXO | 6197.24000000 | | | | | |
| 1 | 5 | FXO | 6197.24000000 | | | | | |
| 1 | 5 | FXO | 6197.24000000 | | | | | |
| 1 | 5 | FXO | 6197.24000000 | | | | | |
| 1 | 5 | FXO | 6197.24000000 | | | | | |
| 1 | 5 | FXO | 6197.24000000 | | | | | |
| 1 | 5 | FXO | 6197.24000000 | | | | | |
| 1 | 5 | FXO | 6197.24000000 | | | | | |
| 1 | 5 | FXO | 6197.24000000 | | | | | |
| 1 | 5 | FXO | 6197.24000000 | | | | | |
| 1 | 5 | FXO | 6197.24000000 | | | | | |
| 1 | 2 | FXO | 6695.00000000 | | | | | |
| 1 | 3 | FXO | 11275.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 4 | 6063.80000000 | | 30M0D7W |
| 1 | 4 | 6063.80000000 | | 30M0D7W |
| 1 | 4 | 6063.80000000 | | 30M0D7W |
| 1 | 4 | 6063.80000000 | | 30M0D7W |
| 1 | 4 | 6063.80000000 | | 30M0D7W |
| 1 | 4 | 6063.80000000 | | 30M0D7W |
| 1 | 4 | 6063.80000000 | | 30M0D7W |
| 1 | 4 | 6063.80000000 | | 30M0D7W |
| 1 | 4 | 6063.80000000 | | 30M0D7W |
| 1 | 4 | 6063.80000000 | | 30M0D7W |
| 1 | 4 | 6063.80000000 | | 30M0D7W |
| 1 | 4 | 6063.80000000 | | 30M0G7W |
| 1 | 5 | 6197.24000000 | | 30M0D7W |
| 1 | 5 | 6197.24000000 | | 30M0D7W |
| 1 | 5 | 6197.24000000 | | 30M0D7W |
| 1 | 5 | 6197.24000000 | | 30M0D7W |
| 1 | 5 | 6197.24000000 | | 30M0D7W |
| 1 | 5 | 6197.24000000 | | 30M0D7W |
| 1 | 5 | 6197.24000000 | | 30M0D7W |
| 1 | 5 | 6197.24000000 | | 30M0D7W |
| 1 | 5 | 6197.24000000 | | 30M0D7W |
| 1 | 5 | 6197.24000000 | | 30M0D7W |
| 1 | 5 | 6197.24000000 | | 30M0D7W |
| 1 | 5 | 6197.24000000 | | 30M0G7W |
| 1 | 2 | 6695.00000000 | | 9M20D1D |
| 1 | 3 | 11275.00000000 | | 9M20D1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 4012 SE 17TH AVENUE, PORTLAND, MULTNOMAH, OR | 45.49344444, -122.64702778 | 16.500 m | BPIPE | 18.300 m structure / 22.900 m overall | N |
| 3 | R | | 45.45483333, -122.55063889 | 330.400 m | | | |
| 4 | R | | 45.49927778, -122.70841667 | 321.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 3 | R | Cambium Networks, LTD 85010091007 | | | 39.0000 | 0.0000 | | |
| 1 | 4 | R | Cambium Networks, LTD 85009301001 | | | 40.4000 | 0.0000 | | |
| 2 | 1 | T | Cambium Networks, LTD 85010091007 | | V | 39.0000 | 119.6000 | | |
| 2 | 3 | R | Cambium Networks, LTD N060082D151A | | | 33.3000 | 0.0000 | | |
| 2 | 4 | R | Cambium Networks, LTD N060082D151A | | | 33.3000 | 0.0000 | | |
| 3 | 1 | T | Cambium Networks, LTD 85009301001 | | V | 40.4000 | 277.7000 | | |
| 4 | 1 | T | Cambium Networks, LTD N060082D151A | | S | 33.3000 | 119.6000 | | |
| 5 | 1 | T | Cambium Networks, LTD N060082D151A | | S | 33.3000 | 277.7000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2026-03-18 | WHK453 | LIMOD |
| 2019-03-26 | WHK453 | LIREN |
| 2019-02-11 | WHK453 | LETRES |
| 2015-08-24 | WHK453 | LIMOD |
| 2014-07-23 | WHK453 | COR |
| 2014-05-14 | WHK453 | LIAUA |
| 2014-05-13 | WHK453 | ESUAPR |
| 2009-06-02 | WHK453 | LIREN |
| 2009-05-18 | WHK453 | ESURNW |
| 2009-04-18 | WHK453 | ESURNW |
| 2009-03-23 | WHK453 | LETRES |
| 2009-03-19 | WHK453 | ESURNW |
| 2005-06-09 | WHK453 | LIMOD |
| 2005-04-07 | WHK453 | ESUAPR |
| 2000-09-28 | WHK453 | LIMOD |
| 1999-08-13 | WHK453 | LICCNV |
| 1999-06-17 | WHK453 | LIISS |
| 1993-10-07 | WHK453 | LIMOD |
| 1993-08-28 | WHK453 | LIMOD |
| 1988-11-14 | WHK453 | LIMOD |
| 1983-12-15 | WHK453 | LIMOD |
| 1983-12-09 | WHK453 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 982927 | 2026-08-02 02:47:15 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WHK453 | ULS 982927 | 2026-08-02 02:47:15 |
| Status | A | ULS 982927 | 2026-08-02 02:47:15 |
| Service | MW | ULS 982927 | 2026-08-02 02:47:15 |
| Grant Date | 2019-03-26 | ULS 982927 | 2026-08-02 02:47:15 |
| Expiration Date | 2029-06-17 | ULS 982927 | 2026-08-02 02:47:15 |