Universal Licensing System
WPKK973
SMITHERS SCIENTIFIC SERVICES INC
License details
| ULS identifier | 1748163 |
|---|
| Call sign | WPKK973 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2022-01-20 |
|---|
| Expiration | 2032-03-28 |
|---|
| Frequency range | 151.625 - 157.68 MHz (6 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | MI |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:15:59 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | MOI | 151.62500000 | | | 45.000000 | 40.000000 | |
| 1 | 1 | FB2 | 152.37500000 | | | 100.000000 | 75.000000 | |
| 2 | 1 | MO | 152.37500000 | | | 45.000000 | 45.000000 | |
| 1 | 1 | FB | 157.56000000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 157.56000000 | | | 45.000000 | 40.000000 | |
| 1 | 1 | FB | 157.62000000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 157.62000000 | | | 45.000000 | 40.000000 | |
| 2 | 1 | MO | 157.63500000 | | | 45.000000 | 45.000000 | |
| 1 | 1 | FB | 157.68000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO | 157.68000000 | | | 5.000000 | 35.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 151.62500000 | | 11K2F3E |
| 1 | 1 | 152.37500000 | | 11K2F3E |
| 2 | 1 | 152.37500000 | | 11K2F3E |
| 1 | 1 | 157.56000000 | | 11K2F3E |
| 2 | 1 | 157.56000000 | | 11K2F3E |
| 1 | 1 | 157.62000000 | | 11K2F3E |
| 2 | 1 | 157.62000000 | | 11K2F3E |
| 2 | 1 | 157.63500000 | | 11K2F3E |
| 1 | 1 | 157.68000000 | | 11K2F3E |
| 2 | 1 | 157.68000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | M-28 RACO OLD AIR FORCE BASE, RACO, CHIPPEWA, MI | 46.35002778, -84.80005556 | 274.000 m | BANT | 2.000 m structure / 5.000 m overall | N |
| 2 | T | | | | | | |
| 3 | | MI | | 0.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 5.000 m | | | 180.0000 | 36.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1150 N FREEDOM ST, RAVENNA, OH | PORTAGE | 2162971495 |
License history
| Date | File or call sign | Action |
|---|
| 2022-01-20 | WPKK973 | LIREN |
| 2015-04-28 | WPKK973 | LIMOD |
| 2013-09-05 | WPKK973 | LIMOD |
| 2013-03-28 | WPKK973 | LIMOD |
| 2012-05-07 | WPKK973 | LIREN |
| 2012-01-02 | WPKK973 | LETRES |
| 2003-05-29 | WPKK973 | LIMOD |
| 2002-03-19 | WPKK973 | LIREN |
| 2002-03-18 | WPKK973 | LITIN |
| 2001-12-31 | WPKK973 | LETRES |
| 2001-11-07 | WPKK973 | AUDOPR |
| 2000-11-23 | WPKK973 | LICCNV |
| 1997-03-28 | WPKK973 | AUTHPR |
| 1997-03-28 | WPKK973 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1748163 | 2026-08-02 01:15:59 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKK973 | ULS 1748163 | 2026-08-02 01:15:59 |
| Status | A | ULS 1748163 | 2026-08-02 01:15:59 |
| Service | IG | ULS 1748163 | 2026-08-02 01:15:59 |
| Grant Date | 2022-01-20 | ULS 1748163 | 2026-08-02 01:15:59 |
| Expiration Date | 2032-03-28 | ULS 1748163 | 2026-08-02 01:15:59 |