Universal Licensing System
WPME587
DATATRONICS INC
License details
| ULS identifier | 1792893 |
|---|
| Call sign | WPME587 |
|---|
| Radio service | YG |
|---|
| Status | A |
|---|
| Grant date | 2023-04-01 |
|---|
| Expiration | 2033-06-19 |
|---|
| Frequency range | 451.425 - 457.85 MHz (20 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | MADISON, IL |
|---|
| Coordinates | 38.8889444, -90.1473333 |
|---|
| 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 |
|---|
| 2 | 1 | MO | 451.42500000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 451.51250000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 451.56250000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 451.62500000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 451.68750000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 451.73750000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 451.83750000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 451.93750000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 452.70000000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 452.85000000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 456.42500000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 456.51250000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 456.56250000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 456.62500000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 456.68750000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 456.73750000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 456.83750000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO6 | 456.93750000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 457.70000000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 457.85000000 | | | 2.000000 | 2.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 451.42500000 | | 11K2F3E |
| 1 | 1 | 451.51250000 | | 11K2F3E |
| 1 | 1 | 451.56250000 | | 11K2F3E |
| 2 | 1 | 451.62500000 | | 11K2F3E |
| 1 | 1 | 451.68750000 | | 11K2F3E |
| 1 | 1 | 451.73750000 | | 11K2F3E |
| 1 | 1 | 451.83750000 | | 11K2F3E |
| 1 | 1 | 451.93750000 | | 11K2F3E |
| 2 | 1 | 452.70000000 | | 11K2F3E |
| 2 | 1 | 452.85000000 | | 11K2F3E |
| 2 | 1 | 456.42500000 | | 11K2F3E |
| 1 | 1 | 456.51250000 | | 11K2F3E |
| 1 | 1 | 456.56250000 | | 11K2F3E |
| 2 | 1 | 456.62500000 | | 11K2F3E |
| 1 | 1 | 456.68750000 | | 11K2F3E |
| 1 | 1 | 456.73750000 | | 11K2F3E |
| 1 | 1 | 456.83750000 | | 11K2F3E |
| 1 | 1 | 456.93750000 | | 11K2F3E |
| 2 | 1 | 457.70000000 | | 11K2F3E |
| 2 | 1 | 457.85000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MADISON, IL | 38.88894444, -90.14733333 | | | | |
| 2 | T | US | | | | | |
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 | 2624 E. BROADWAY, ALTON, IL | MADISON | 6184631440 |
License history
| Date | File or call sign | Action |
|---|
| 2023-04-01 | WPME587 | LIREN |
| 2023-03-27 | WPME587 | LETRES |
| 2015-02-24 | WPME587 | LIAUA |
| 2015-02-21 | WPME587 | ESUAPR |
| 2013-04-17 | WPME587 | LIREN |
| 2013-04-16 | WPME587 | ESCAPR |
| 2013-03-25 | WPME587 | LETRES |
| 2003-05-01 | WPME587 | LIREN |
| 2003-03-24 | WPME587 | LETRES |
| 2001-11-13 | WPME587 | AUDOPR |
| 2001-02-14 | WPME587 | AUTHPR |
| 2001-02-13 | WPME587 | COR |
| 2001-02-13 | WPME587 | INTDUP |
| 2000-11-23 | WPME587 | LICCNV |
| 1998-06-19 | WPME587 | LIISS |
| 1998-06-19 | WPME587 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1792893 | 2026-08-02 01:17:49 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPME587 | ULS 1792893 | 2026-08-02 01:17:49 |
| Status | A | ULS 1792893 | 2026-08-02 01:17:49 |
| Service | YG | ULS 1792893 | 2026-08-02 01:17:49 |
| Grant Date | 2023-04-01 | ULS 1792893 | 2026-08-02 01:17:49 |
| Expiration Date | 2033-06-19 | ULS 1792893 | 2026-08-02 01:17:49 |