Universal Licensing System
WPUP281
BALTIMORE COUNTY REVENUE AUTHORITY
License details
| ULS identifier | 2399100 |
|---|
| Call sign | WPUP281 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2022-02-15 |
|---|
| Expiration | 2032-04-05 |
|---|
| Frequency range | 452.1875 - 467.9125 MHz (12 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | MD |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-09 02:59:11 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 4 | 1 | MO | 452.18750000 | | | 2.000000 | 2.000000 | |
| 4 | 1 | MO | 457.18750000 | | | 2.000000 | 2.000000 | |
| 3 | 1 | MO | 461.28750000 | | | 2.000000 | 2.000000 | |
| 5 | 1 | MOI | 461.28750000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO | 462.21250000 | | | 2.000000 | 2.000000 | |
| 3 | 1 | MO | 462.23750000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO | 462.26250000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO | 462.28750000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 462.36250000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 462.38750000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 467.48750000 | | | 2.000000 | 2.000000 | |
| 4 | 1 | MO | 467.76250000 | | | 2.000000 | 2.000000 | |
| 5 | 1 | MOI | 467.91250000 | | | 2.000000 | 2.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 4 | 1 | 452.18750000 | | 11K2F3E |
| 4 | 1 | 457.18750000 | | 11K2F3E |
| 3 | 1 | 461.28750000 | | 11K2F3E |
| 5 | 1 | 461.28750000 | | 11K2F3E |
| 1 | 1 | 462.21250000 | | 11K2F3E |
| 3 | 1 | 462.23750000 | | 11K2F3E |
| 1 | 1 | 462.26250000 | | 11K2F3E |
| 1 | 1 | 462.28750000 | | 11K2F3E |
| 2 | 1 | 462.36250000 | | 11K2F3E |
| 2 | 1 | 462.38750000 | | 11K2F3E |
| 2 | 1 | 467.48750000 | | 11K2F3E |
| 4 | 1 | 467.76250000 | | 11K2F3E |
| 5 | 1 | 467.91250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | BALTIMORE, BALTIMORE CITY, MD | 39.33333333, -76.77916667 | | | | |
| 2 | T | TIMONIUM, BALTIMORE CITY, MD | 39.46388889, -76.62500000 | | | | |
| 3 | T | BALTIMORE, BALTIMORE CITY, MD | 39.25833333, -76.43472222 | | | | |
| 4 | | WHITE HALL, BALTIMORE, MD | 39.63680556, -76.60283333 | | | | N |
| 5 | | MD | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
| 1 | 2 | | | | | | | | |
| 1 | 3 | | | | | | | | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2309 RIDGE ROAD, WINDSOR MILL, MD | BALTIMORE | 4108871349 |
| 2 | 1 CARDIGAN ROAD, TIMONIUM, MD | BALTIMORE | 4108877732 |
| 3 | 1735 BACK RIVER NECK ROAD, ESSEX, MD | BALTIMORE | 4108870215 |
| 4 | 2115 WHITE HALL RD, WHITE HALL, MD | BALTIMORE | 4108871945 |
License history
| Date | File or call sign | Action |
|---|
| 2022-02-15 | WPUP281 | LIREN |
| 2015-03-03 | WPUP281 | LETCNS |
| 2014-06-03 | WPUP281 | LIMOD |
| 2013-08-08 | WPUP281 | LIMOD |
| 2013-08-07 | WPUP281 | ESCAPR |
| 2012-01-31 | WPUP281 | LIREN |
| 2012-01-09 | WPUP281 | LETRES |
| 2010-08-26 | WPUP281 | LIAUA |
| 2010-08-26 | WPUP281 | LTSAPR |
| 2010-08-25 | WPUP281 | ESCAPR |
| 2010-08-25 | WPUP281 | EFCAPR |
| 2002-04-05 | WPUP281 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2399100 | 2026-08-09 02:59:11 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPUP281 | ULS 2399100 | 2026-08-09 02:59:11 |
| Status | A | ULS 2399100 | 2026-08-09 02:59:11 |
| Service | IG | ULS 2399100 | 2026-08-09 02:59:11 |
| Grant Date | 2022-02-15 | ULS 2399100 | 2026-08-09 02:59:11 |
| Expiration Date | 2032-04-05 | ULS 2399100 | 2026-08-09 02:59:11 |