Universal Licensing System
WQDF251
PITTSBURGH PIPE & SUPPLY CORP.
License details
| ULS identifier | 2740002 |
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| Call sign | WQDF251 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2025-09-09 |
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| Expiration | 2035-08-09 |
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| Frequency range | 151.97 - 456.8875 MHz (4 frequencies) |
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| Locations | 1 |
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| Representative location | LITCHFIELD, MONTGOMERY, IL |
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| Coordinates | 39.1583333, -89.6627778 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:23 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | MO | 151.97000000 | | | 20.000000 | 50.000000 | |
| 1 | 1 | FB | 158.17500000 | | | 20.000000 | 50.000000 | |
| 2 | 1 | MO | 158.17500000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 451.88750000 | | | 45.000000 | 45.000000 | |
| 3 | 1 | MO | 456.88750000 | | | 45.000000 | 45.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 151.97000000 | | 11K2F3E |
| 1 | 1 | 158.17500000 | | 11K2F3E |
| 2 | 1 | 158.17500000 | | 11K2F3E |
| 3 | 1 | 451.88750000 | | 7K60FXE |
| 3 | 1 | 451.88750000 | | 11K2F3E |
| 3 | 1 | 456.88750000 | | 11K2F3E |
| 3 | 1 | 456.88750000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 170 HUMBODLT AVE, ST. LOUIS, ST. LOUIS, MO | 38.70122222, -90.21602778 | 125.000 m | BANT | 6.000 m structure / 6.000 m overall | |
| 2 | T | | | | | | |
| 3 | T | LITCHFIELD, MONTGOMERY, IL | 39.15833333, -89.66277778 | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 6.000 m | | | | -12.400 | |
| 1 | 2 | | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 170 HUMBODLT AVE, ST. LOUIS, MO | ST. LOUIS | 8003252653 |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-09 | WQDF251 | LIREN |
| 2025-05-19 | WQDF251 | LETRES |
| 2015-12-29 | WQDF251 | LIMOD |
| 2015-09-26 | WQDF251 | AUTHPR |
| 2015-09-25 | WQDF251 | RCDUP |
| 2015-07-08 | WQDF251 | LIREN |
| 2015-05-18 | WQDF251 | LETRES |
| 2014-04-15 | WQDF251 | LIMOD |
| 2011-02-18 | WQDF251 | LIMOD |
| 2011-01-17 | WQDF251 | ESUAPR |
| 2005-08-09 | WQDF251 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2740002 | 2026-08-02 01:17:23 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDF251 | ULS 2740002 | 2026-08-02 01:17:23 |
| Status | A | ULS 2740002 | 2026-08-02 01:17:23 |
| Service | IG | ULS 2740002 | 2026-08-02 01:17:23 |
| Grant Date | 2025-09-09 | ULS 2740002 | 2026-08-02 01:17:23 |
| Expiration Date | 2035-08-09 | ULS 2740002 | 2026-08-02 01:17:23 |