Universal Licensing System
WPGQ339
AUDIO MAINTENANCE SERVICES
License details
| ULS identifier | 1725316 |
|---|
| Call sign | WPGQ339 |
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| Radio service | IG |
|---|
| Status | T |
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| Grant date | 2000-02-22 |
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| Expiration | 2005-02-23 |
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| Cancellation | 2002-03-28 |
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| Frequency range | 457.5625 - 468.225 MHz (9 frequencies) |
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| Locations | 5 |
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| Representative location | WHEATON, MONTGOMERY, MD |
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| Coordinates | 39.0403889, -77.0549722 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:28:42 |
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Licensee
| Name | AUDIO MAINTENANCE SERVICES |
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| Applicant type | C |
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| Location | GERMANTOWN, MD |
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| Address | GERMANTOWN, MD, 20875 |
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| Phone | 3012309100 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 4 | 1 | MO3 | 457.56250000 | | | 2.000000 | | |
| 4 | 1 | MOC | 457.58750000 | | | 2.000000 | | |
| 1 | 1 | FB4 | 461.25000000 | | | 110.000000 | 373.000000 | |
| 4 | 1 | MO | 461.25000000 | | | 40.000000 | | |
| 2 | 1 | FB4 | 463.22500000 | | | 110.000000 | 373.000000 | |
| 5 | 1 | MO | 463.22500000 | | | 40.000000 | | |
| 3 | 1 | FX1 | 466.25000000 | | | 40.000000 | | |
| 4 | 1 | MO | 466.25000000 | | | 40.000000 | | |
| 4 | 1 | MO | 467.86250000 | | | 2.000000 | | |
| 4 | 1 | MOC | 467.88750000 | | | 2.000000 | | |
| 4 | 1 | MO | 467.91250000 | | | 2.000000 | | |
| 3 | 1 | FX1 | 468.22500000 | | | 40.000000 | | |
| 5 | 1 | MO | 468.22500000 | | | 40.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 4 | 1 | 457.56250000 | | 20K0F2D |
| 4 | 1 | 457.56250000 | | 20K0F3E |
| 4 | 1 | 457.56250000 | | 20K0F1D |
| 4 | 1 | 457.58750000 | | 20K0F3E |
| 1 | 1 | 461.25000000 | | 20K0F3E |
| 4 | 1 | 461.25000000 | | 20K0F3E |
| 2 | 1 | 463.22500000 | | 20K0F3E |
| 2 | 1 | 463.22500000 | | 20K0F2D |
| 2 | 1 | 463.22500000 | | 20K0F1D |
| 5 | 1 | 463.22500000 | | 20K0F3E |
| 3 | 1 | 466.25000000 | | 20K0F3E |
| 4 | 1 | 466.25000000 | | 20K0F3E |
| 4 | 1 | 467.86250000 | | 20K0F3E |
| 4 | 1 | 467.88750000 | | 20K0F3E |
| 4 | 1 | 467.91250000 | | 20K0F3E |
| 3 | 1 | 468.22500000 | | 20K0F2D |
| 3 | 1 | 468.22500000 | | 20K0F1D |
| 3 | 1 | 468.22500000 | | 20K0F3E |
| 5 | 1 | 468.22500000 | | 20K0F2D |
| 5 | 1 | 468.22500000 | | 20K0F1D |
| 5 | 1 | 468.22500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2647 UNIVERSITY BLVD W, WHEATON, MONTGOMERY, MD | 39.04038889, -77.05497222 | 143.000 m | TOWER | 101.000 m structure / 101.000 m overall | N |
| 2 | T | 245 FIELDS RD, GAITHERSBURG, MONTGOMERY, MD | 39.11400000, -77.19136111 | 146.000 m | B | 98.000 m structure / 98.000 m overall | N |
| 3 | T | MD | | | | | |
| 4 | T | | | | | | |
| 5 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 82.000 m | | | | | |
| 1 | 2 | T | | 98.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 5609 FISHERS LN UNIT 14 A, ROCKVILLE, MD | | 3012309100 |
License history
| Date | File or call sign | Action |
|---|
| 2002-03-28 | WPGQ339 | LITERM |
| 2001-10-18 | WPGQ339 | AUDCAN |
| 2000-11-23 | WPGQ339 | LICCNV |
| 2000-02-22 | WPGQ339 | AUTHPR |
| 2000-02-22 | WPGQ339 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1725316 | 2026-08-02 01:28:42 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPGQ339 | ULS 1725316 | 2026-08-02 01:28:42 |
| Status | T | ULS 1725316 | 2026-08-02 01:28:42 |
| Service | IG | ULS 1725316 | 2026-08-02 01:28:42 |
| Grant Date | 2000-02-22 | ULS 1725316 | 2026-08-02 01:28:42 |
| Expiration Date | 2005-02-23 | ULS 1725316 | 2026-08-02 01:28:42 |
| Cancellation Date | 2002-03-28 | ULS 1725316 | 2026-08-02 01:28:42 |