Universal Licensing System
KD21225
S B CONSTRUCTION
License details
| ULS identifier | 1601441 |
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| Call sign | KD21225 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-10-01 |
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| Expiration | 2002-10-29 |
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| Cancellation | 2003-02-02 |
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| Frequency range | 468.225 MHz |
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| Locations | 1 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:08:52 |
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Licensee
| Name | S B CONSTRUCTION |
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| Applicant type | C |
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| FRN | 0002153666 |
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| Location | SILVER SPRING, MD |
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| Address | 8800 BROOKVILLE RD, SILVER SPRING, MD, 20910 |
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| Phone | 3015856940 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | MO | 468.22500000 | | | 4.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 468.22500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 8800 BROOKVILLE RD, SILVER SPRING, MD | | 3015856940 |
License history
| Date | File or call sign | Action |
|---|
| 2003-02-02 | KD21225 | LIEXP |
| 2002-08-05 | KD21225 | LETRES |
| 2001-12-21 | KD21225 | AUDCAN |
| 2000-11-22 | KD21225 | LICCNV |
| 1997-10-01 | KD21225 | LIREN |
| 1997-10-01 | KD21225 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1601441 | 2026-08-02 01:08:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KD21225 | ULS 1601441 | 2026-08-02 01:08:52 |
| Status | E | ULS 1601441 | 2026-08-02 01:08:52 |
| Service | IG | ULS 1601441 | 2026-08-02 01:08:52 |
| Grant Date | 1997-10-01 | ULS 1601441 | 2026-08-02 01:08:52 |
| Expiration Date | 2002-10-29 | ULS 1601441 | 2026-08-02 01:08:52 |
| Cancellation Date | 2003-02-02 | ULS 1601441 | 2026-08-02 01:08:52 |