Universal Licensing System
WPRU392
SEMRAU ENGINEERING & SURVEYING PLLC
License details
| ULS identifier | 1942137 |
|---|
| Call sign | WPRU392 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2025-11-19 |
|---|
| Expiration | 2036-01-31 |
|---|
| Frequency range | 461.025 - 464.75 MHz (13 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | WA |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:17:58 |
|---|
Licensee
| Name | SEMRAU ENGINEERING & SURVEYING PLLC |
|---|
| Applicant type | F |
|---|
| FRN | 0012962452 |
|---|
| Location | Mount Vernon, WA |
|---|
| Address | 2118 Riverside Dr Ste 209, Mount Vernon, WA, 98273 |
|---|
| Phone | 3604249566 |
|---|
| Email | [email protected] |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FBT | 461.02500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 461.10000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 462.12500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 462.37500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 462.40000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | FBI | 464.50000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | FBI | 464.55000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.60000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.62500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.65000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.70000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.72500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.75000000 | | | 35.000000 | 35.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.02500000 | | 11K0F1D |
| 1 | 1 | 461.10000000 | | 11K0F1D |
| 1 | 1 | 462.12500000 | | 11K0F1D |
| 1 | 1 | 462.37500000 | | 11K0F1D |
| 1 | 1 | 462.40000000 | | 11K0F1D |
| 2 | 1 | 464.50000000 | | 11K0F1D |
| 2 | 1 | 464.55000000 | | 11K0F1D |
| 1 | 1 | 464.60000000 | | 11K0F1D |
| 1 | 1 | 464.62500000 | | 11K0F1D |
| 1 | 1 | 464.65000000 | | 11K0F1D |
| 1 | 1 | 464.70000000 | | 11K0F1D |
| 1 | 1 | 464.72500000 | | 11K0F1D |
| 1 | 1 | 464.75000000 | | 11K0F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | WA | | | | | |
| 2 | T | WA | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2118 Riverside Dr 104, Mt Vernon, WA | SKAGIT | 3604249566 |
Special conditions
| Type | Condition code |
|---|
| P | 1035 |
| P | 1069 |
License history
| Date | File or call sign | Action |
|---|
| 2025-11-19 | WPRU392 | LIREN |
| 2015-12-23 | WPRU392 | LIREN |
| 2015-12-22 | WPRU392 | LTSAPR |
| 2015-12-19 | WPRU392 | LIMOD |
| 2015-11-09 | WPRU392 | LETRES |
| 2013-05-09 | WPRU392 | LIMOD |
| 2012-12-27 | WPRU392 | LTSAPR |
| 2005-11-17 | WPRU392 | LTSAPR |
| 2005-11-17 | WPRU392 | LIREN |
| 2005-11-16 | WPRU392 | LTSFRN |
| 2005-11-07 | WPRU392 | LETRES |
| 2001-02-07 | WPRU392 | COR |
| 2001-01-31 | WPRU392 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1942137 | 2026-08-02 01:17:58 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPRU392 | ULS 1942137 | 2026-08-02 01:17:58 |
| Status | A | ULS 1942137 | 2026-08-02 01:17:58 |
| Service | IG | ULS 1942137 | 2026-08-02 01:17:58 |
| Grant Date | 2025-11-19 | ULS 1942137 | 2026-08-02 01:17:58 |
| Expiration Date | 2036-01-31 | ULS 1942137 | 2026-08-02 01:17:58 |