Universal Licensing System
WPTW447
National Railroad Passenger Corporation
License details
| ULS identifier | 2372887 |
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| Call sign | WPTW447 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-10-05 |
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| Expiration | 2031-12-31 |
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| Frequency range | 160.635 - 173.375 MHz (3 frequencies) |
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| Locations | 2 |
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| Representative location | WASHINGTON, Washington, DC |
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| Coordinates | 38.9169444, -76.9858333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-23 05:50:23 |
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Licensee
| Name | National Railroad Passenger Corporation |
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| Applicant type | C |
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| FRN | 0002159770 |
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| Location | Philadelphia, PA |
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| Address | 2955 MARKET ST. 3RD FL. 3N367, Philadelphia, PA, 19104 |
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| Phone | 2673988908 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 160.63500000 | | | 75.000000 | 125.000000 | |
| 2 | 1 | MO | 161.17500000 | | | 75.000000 | 75.000000 | |
| 1 | 1 | FB2 | 173.37500000 | | | 90.000000 | 145.000000 | |
| 2 | 1 | MO3 | 173.37500000 | | | 20.000000 | 20.000000 | |
| 2 | 1 | MO | 173.37500000 | | | 75.000000 | 75.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 160.63500000 | | 4K00F1E |
| 1 | 1 | 160.63500000 | | 11K0F3E |
| 2 | 1 | 161.17500000 | | 4K00F1E |
| 2 | 1 | 161.17500000 | | 11K2F3E |
| 1 | 1 | 173.37500000 | | 11K2F3E |
| 1 | 1 | 173.37500000 | | 4K00F1E |
| 2 | 1 | 173.37500000 | | 11K2F3E |
| 2 | 1 | 173.37500000 | | 4K00F1E |
| 2 | 1 | 173.37500000 | | 11K2F3E |
| 2 | 1 | 173.37500000 | | 4K00F1E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2300 NE MOUNT OLIVET RD, WASHINGTON, DC | 38.91694444, -76.98583333 | 30.000 m | BANT | 14.000 m structure / 17.000 m overall | |
| 2 | T | WASHINGTON, Washington, DC | 38.91694444, -76.98583333 | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 17.000 m | V | 6.0000 | 360.0000 | -2.200 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | Amtrak 30th St Station 2955 Market St, PHILADELPHIA, PA | PHILADELPHIA | 2153494000 |
| 2 | Amtrak CETC 15 Popular St, Wilmington, DE | NEW CASTLE | 2153494000 |
License history
| Date | File or call sign | Action |
|---|
| 2024-10-16 | WPTW447 | LIAUA |
| 2021-10-05 | WPTW447 | LIREN |
| 2021-10-04 | WPTW447 | LETRES |
| 2017-12-05 | WPTW447 | LIAUA |
| 2017-09-14 | WPTW447 | LIAUA |
| 2017-09-13 | WPTW447 | LIAUA |
| 2016-08-16 | WPTW447 | LIAUA |
| 2016-08-15 | WPTW447 | ESUAPR |
| 2016-08-05 | WPTW447 | LIAUA |
| 2016-08-04 | WPTW447 | ESUAPR |
| 2011-11-03 | WPTW447 | LIREN |
| 2011-10-10 | WPTW447 | LETRES |
| 2011-06-09 | WPTW447 | LIMOD |
| 2001-12-31 | WPTW447 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2372887 | 2026-08-23 05:50:23 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPTW447 | ULS 2372887 | 2026-08-23 05:50:23 |
| Status | A | ULS 2372887 | 2026-08-23 05:50:23 |
| Service | IG | ULS 2372887 | 2026-08-23 05:50:23 |
| Grant Date | 2021-10-05 | ULS 2372887 | 2026-08-23 05:50:23 |
| Expiration Date | 2031-12-31 | ULS 2372887 | 2026-08-23 05:50:23 |