Universal Licensing System
WPMB523
DOWNTOWN BID CORPORATION
License details
| ULS identifier | 1791335 |
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| Call sign | WPMB523 |
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| Radio service | IG |
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| Status | T |
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| Grant date | 2003-03-15 |
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| Expiration | 2013-05-14 |
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| Cancellation | 2004-06-10 |
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| Frequency range | 452.1 - 457.1 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | WASHINGTON, DC |
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| Coordinates | 38.9009444, -77.0346944 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:53 |
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Licensee
| Name | DOWNTOWN BID CORPORATION |
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| Applicant type | C |
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| FRN | 0008247504 |
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| Location | WASHINGTON, DC |
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| Address | 1250 H ST NW, WASHINGTON, DC, 200053952 |
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| Phone | 2025040006 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 452.10000000 | | | 50.000000 | 119.000000 | |
| 3 | 1 | MO | 452.10000000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | FX1 | 457.10000000 | | | 25.000000 | 50.000000 | |
| 3 | 1 | MO | 457.10000000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.10000000 | | 20K0F3E |
| 3 | 1 | 452.10000000 | | 20K0F3E |
| 2 | 1 | 457.10000000 | | 20K0F3E |
| 3 | 1 | 457.10000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 811 VERMONT AVENUE NW, WASHINGTON, DC | 38.90094444, -77.03469444 | 18.000 m | B | 40.000 m structure / 42.000 m overall | N |
| 2 | T | DC | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 42.000 m | | | | 6.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1250 H STREET NW, WASHINGTON, DC | | 2025040006 |
License history
| Date | File or call sign | Action |
|---|
| 2004-06-23 | WPMB523 | PNACT |
| 2004-06-10 | WPMB523 | LETACS |
| 2004-06-10 | WPMB523 | LITERM |
| 2003-03-15 | WPMB523 | LIREN |
| 2003-02-19 | WPMB523 | LETRES |
| 2002-06-03 | WPMB523 | AUDCAN |
| 2000-11-23 | WPMB523 | LICCNV |
| 1998-05-14 | WPMB523 | LIISS |
| 1998-05-14 | WPMB523 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1791335 | 2026-08-02 01:15:53 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPMB523 | ULS 1791335 | 2026-08-02 01:15:53 |
| Status | T | ULS 1791335 | 2026-08-02 01:15:53 |
| Service | IG | ULS 1791335 | 2026-08-02 01:15:53 |
| Grant Date | 2003-03-15 | ULS 1791335 | 2026-08-02 01:15:53 |
| Expiration Date | 2013-05-14 | ULS 1791335 | 2026-08-02 01:15:53 |
| Cancellation Date | 2004-06-10 | ULS 1791335 | 2026-08-02 01:15:53 |