Universal Licensing System
WPMG687
DATATRONICS INC
License details
| ULS identifier | 1794069 |
|---|
| Call sign | WPMG687 |
|---|
| Radio service | YG |
|---|
| Status | A |
|---|
| Grant date | 2023-05-03 |
|---|
| Expiration | 2033-07-21 |
|---|
| Frequency range | 451.45 - 469.275 MHz (12 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | COLLINSVILLE, MADISON, IL |
|---|
| Coordinates | 38.6837222, -90.0011111 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:17:49 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 451.45000000 | | | 80.000000 | 170.000000 | |
| 3 | 1 | MO6 | 451.45000000 | | | 40.000000 | 40.000000 | |
| 1 | 1 | FB6 | 452.27500000 | | | 80.000000 | 170.000000 | |
| 3 | 1 | MO6 | 452.27500000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | FX1 | 456.45000000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO6 | 456.45000000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | FX1 | 457.27500000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO6 | 457.27500000 | | | 40.000000 | 40.000000 | |
| 1 | 1 | FB6 | 461.72500000 | | | 80.000000 | 170.000000 | |
| 3 | 1 | MO6 | 461.72500000 | | | 40.000000 | 40.000000 | |
| 1 | 1 | FB6 | 462.07500000 | | | 80.000000 | 170.000000 | |
| 3 | 1 | MO6 | 462.07500000 | | | 40.000000 | 40.000000 | |
| 1 | 1 | FB6 | 464.07500000 | | | 80.000000 | 170.000000 | |
| 3 | 1 | MO6 | 464.07500000 | | | 40.000000 | 40.000000 | |
| 1 | 1 | FB6 | 464.27500000 | | | 80.000000 | 170.000000 | |
| 3 | 1 | MO6 | 464.27500000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | FX1 | 466.72500000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO6 | 466.72500000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO6 | 467.07500000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO6 | 469.07500000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO6 | 469.27500000 | | | 40.000000 | 40.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.45000000 | | 11K0F3E |
| 1 | 1 | 451.45000000 | | 7K60FXD |
| 1 | 1 | 451.45000000 | | 7K60FXE |
| 3 | 1 | 451.45000000 | | 7K60FXE |
| 3 | 1 | 451.45000000 | | 7K60FXD |
| 3 | 1 | 451.45000000 | | 11K0F3E |
| 1 | 1 | 452.27500000 | | 7K60FXE |
| 1 | 1 | 452.27500000 | | 11K0F3E |
| 1 | 1 | 452.27500000 | | 7K60FXD |
| 3 | 1 | 452.27500000 | | 7K60FXD |
| 3 | 1 | 452.27500000 | | 11K0F3E |
| 3 | 1 | 452.27500000 | | 7K60FXE |
| 2 | 1 | 456.45000000 | | 7K60FXE |
| 2 | 1 | 456.45000000 | | 11K0F3E |
| 2 | 1 | 456.45000000 | | 7K60FXD |
| 3 | 1 | 456.45000000 | | 11K0F3E |
| 3 | 1 | 456.45000000 | | 7K60FXD |
| 3 | 1 | 456.45000000 | | 7K60FXE |
| 2 | 1 | 457.27500000 | | 7K60FXD |
| 2 | 1 | 457.27500000 | | 7K60FXE |
| 2 | 1 | 457.27500000 | | 11K0F3E |
| 3 | 1 | 457.27500000 | | 7K60FXD |
| 3 | 1 | 457.27500000 | | 11K0F3E |
| 3 | 1 | 457.27500000 | | 7K60FXE |
| 1 | 1 | 461.72500000 | | 7K60FXD |
| 1 | 1 | 461.72500000 | | 7K60FXE |
| 1 | 1 | 461.72500000 | | 11K0F3E |
| 3 | 1 | 461.72500000 | | 7K60FXD |
| 3 | 1 | 461.72500000 | | 11K0F3E |
| 3 | 1 | 461.72500000 | | 7K60FXE |
| 1 | 1 | 462.07500000 | | 7K60FXD |
| 1 | 1 | 462.07500000 | | 11K0F3E |
| 1 | 1 | 462.07500000 | | 7K60FXE |
| 3 | 1 | 462.07500000 | | 11K0F3E |
| 3 | 1 | 462.07500000 | | 7K60FXE |
| 3 | 1 | 462.07500000 | | 7K60FXD |
| 1 | 1 | 464.07500000 | | 7K60FXD |
| 1 | 1 | 464.07500000 | | 11K0F3E |
| 1 | 1 | 464.07500000 | | 7K60FXE |
| 3 | 1 | 464.07500000 | | 7K60FXD |
| 3 | 1 | 464.07500000 | | 11K0F3E |
| 3 | 1 | 464.07500000 | | 7K60FXE |
| 1 | 1 | 464.27500000 | | 7K60FXE |
| 1 | 1 | 464.27500000 | | 11K0F3E |
| 1 | 1 | 464.27500000 | | 7K60FXD |
| 3 | 1 | 464.27500000 | | 11K0F3E |
| 3 | 1 | 464.27500000 | | 7K60FXE |
| 3 | 1 | 464.27500000 | | 7K60FXD |
| 2 | 1 | 466.72500000 | | 11K0F3E |
| 2 | 1 | 466.72500000 | | 7K60FXE |
| 2 | 1 | 466.72500000 | | 7K60FXD |
| 3 | 1 | 466.72500000 | | 11K0F3E |
| 3 | 1 | 466.72500000 | | 7K60FXE |
| 3 | 1 | 466.72500000 | | 7K60FXD |
| 3 | 1 | 467.07500000 | | 11K0F3E |
| 3 | 1 | 467.07500000 | | 7K60FXE |
| 3 | 1 | 467.07500000 | | 7K60FXD |
| 3 | 1 | 469.07500000 | | 11K0F3E |
| 3 | 1 | 469.07500000 | | 7K60FXD |
| 3 | 1 | 469.07500000 | | 7K60FXE |
| 3 | 1 | 469.27500000 | | 7K60FXE |
| 3 | 1 | 469.27500000 | | 7K60FXD |
| 3 | 1 | 469.27500000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 700 Johnson Hill Road (IL20631-A), COLLINSVILLE, MADISON, IL | 38.68372222, -90.00111111 | 157.300 m | GTOWER | 152.400 m structure / 159.100 m overall | N |
| 2 | T | MADISON, IL | | | | | N |
| 3 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 91.000 m | | | | 99.400 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2624 EAST BROADWAY, ALTON, IL | MADISON | 6184631440 |
License history
| Date | File or call sign | Action |
|---|
| 2023-05-03 | WPMG687 | LIREN |
| 2023-04-24 | WPMG687 | LETRES |
| 2021-10-07 | WPMG687 | LIMOD |
| 2015-02-24 | WPMG687 | LIAUA |
| 2015-02-21 | WPMG687 | ESUAPR |
| 2013-05-11 | WPMG687 | LIREN |
| 2013-04-29 | WPMG687 | LETRES |
| 2012-05-09 | WPMG687 | LIMOD |
| 2012-03-21 | WPMG687 | ESCAPR |
| 2003-05-01 | WPMG687 | LIREN |
| 2003-04-28 | WPMG687 | LETRES |
| 2001-11-13 | WPMG687 | AUDOPR |
| 2001-02-14 | WPMG687 | AUTHPR |
| 2001-02-13 | WPMG687 | COR |
| 2001-02-13 | WPMG687 | INTDUP |
| 2000-11-23 | WPMG687 | LICCNV |
| 1998-07-21 | WPMG687 | AUTHPR |
| 1998-07-21 | WPMG687 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1794069 | 2026-08-02 01:17:49 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPMG687 | ULS 1794069 | 2026-08-02 01:17:49 |
| Status | A | ULS 1794069 | 2026-08-02 01:17:49 |
| Service | YG | ULS 1794069 | 2026-08-02 01:17:49 |
| Grant Date | 2023-05-03 | ULS 1794069 | 2026-08-02 01:17:49 |
| Expiration Date | 2033-07-21 | ULS 1794069 | 2026-08-02 01:17:49 |