Universal Licensing System
KNBL539
STUPP BROS BRIDGE & IRON CO
License details
| ULS identifier | 1615816 |
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| Call sign | KNBL539 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 1996-07-09 |
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| Expiration | 2001-09-04 |
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| Cancellation | 2001-08-16 |
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| Frequency range | 464.375 MHz |
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| Locations | 2 |
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| Representative location | SAINT LOUIS, ST. LOUIS, MO |
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| Coordinates | 38.5486667, -90.2770556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:12:09 |
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Licensee
| Name | STUPP BROS BRIDGE & IRON CO |
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| Applicant type | U |
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| FRN | 0004193777 |
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| Location | SAINT LOUIS, MO |
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| Address | 3800 WEBER RD, SAINT LOUIS, MO, 63125 |
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| Phone | 3146385000 |
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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 | FB | 464.37500000 | | | 15.000000 | | |
| 2 | 1 | MO | 464.37500000 | | | 4.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.37500000 | | 20K0F3E |
| 2 | 1 | 464.37500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3800 WEBER RD, SAINT LOUIS, ST. LOUIS, MO | 38.54866667, -90.27705556 | 10.000 m | | | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 3.000 m | | | | 0.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 3800 WEBER RD, SAINT LOUIS, MO | | 3146385000 |
License history
| Date | File or call sign | Action |
|---|
| 2001-11-26 | KNBL539 | AUDCAN |
| 2001-08-16 | KNBL539 | COR |
| 2001-06-11 | KNBL539 | LETRES |
| 2000-11-22 | KNBL539 | LICCNV |
| 1996-07-09 | KNBL539 | LIREN |
| 1996-07-09 | KNBL539 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1615816 | 2026-08-02 01:12:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNBL539 | ULS 1615816 | 2026-08-02 01:12:09 |
| Status | C | ULS 1615816 | 2026-08-02 01:12:09 |
| Service | IG | ULS 1615816 | 2026-08-02 01:12:09 |
| Grant Date | 1996-07-09 | ULS 1615816 | 2026-08-02 01:12:09 |
| Expiration Date | 2001-09-04 | ULS 1615816 | 2026-08-02 01:12:09 |
| Cancellation Date | 2001-08-16 | ULS 1615816 | 2026-08-02 01:12:09 |