Universal Licensing System
WIL586
CLEAN AIR HEATING & AIR CONDITIONING COMPANY INC
License details
| ULS identifier | 1645282 |
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| Call sign | WIL586 |
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| Radio service | IG |
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| Status | T |
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| Grant date | 1998-01-29 |
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| Expiration | 2003-04-14 |
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| Cancellation | 2001-02-01 |
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| Frequency range | 496.9375 - 499.9375 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | BALTIMORE, MD |
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| Coordinates | 39.2876111, -76.6152500 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:28:04 |
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Licensee
| Name | CLEAN AIR HEATING & AIR CONDITIONING COMPANY INC |
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| Applicant type | C |
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| Location | BALTIMORE, MD |
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| Address | 1911 PORTAL ST, BALTIMORE, MD, 21224 |
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| Phone | 4106338350 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB4 | 496.93750000 | | | 75.000000 | 105.000000 | |
| 3 | 1 | MO | 496.93750000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | FX1 | 499.93750000 | | | 75.000000 | 100.000000 | |
| 3 | 1 | MO | 499.93750000 | | | 50.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 496.93750000 | | 20K0F3E |
| 3 | 1 | 496.93750000 | | 20K0F3E |
| 2 | 1 | 499.93750000 | | 20K0F3E |
| 3 | 1 | 499.93750000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 100 LIGHT ST USFG BLDG, BALTIMORE, MD | 39.28761111, -76.61525000 | 4.000 m | | 170.000 m structure / 170.000 m overall | N |
| 2 | T | 1911 PORTAL ST, BALTIMORE, MD | 39.28733333, -76.59913889 | 5.000 m | | 5.000 m structure / 5.000 m overall | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 170.000 m | | | | 117.000 | |
| 1 | 2 | T | | 5.000 m | | | | -39.000 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1911 PORTAL ST, BALTIMORE, MD | | 4106338350 |
License history
| Date | File or call sign | Action |
|---|
| 2001-02-01 | WIL586 | LITERM |
| 2000-11-23 | WIL586 | LICCNV |
| 1998-01-29 | WIL586 | AUTHPR |
| 1998-01-29 | WIL586 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1645282 | 2026-08-02 01:28:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WIL586 | ULS 1645282 | 2026-08-02 01:28:04 |
| Status | T | ULS 1645282 | 2026-08-02 01:28:04 |
| Service | IG | ULS 1645282 | 2026-08-02 01:28:04 |
| Grant Date | 1998-01-29 | ULS 1645282 | 2026-08-02 01:28:04 |
| Expiration Date | 2003-04-14 | ULS 1645282 | 2026-08-02 01:28:04 |
| Cancellation Date | 2001-02-01 | ULS 1645282 | 2026-08-02 01:28:04 |