Universal Licensing System
WPKB474
LAYNE AND ASSOCIATES
License details
| ULS identifier | 1743783 |
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| Call sign | WPKB474 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-01-10 |
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| Expiration | 2002-01-10 |
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| Cancellation | 2002-05-05 |
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| Frequency range | 469.55 MHz |
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| Locations | 1 |
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| Representative location | US |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:28:59 |
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Licensee
| Name | LAYNE AND ASSOCIATES |
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| Applicant type | C |
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| Location | SAINT LOUIS, MO |
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| Address | SAINT LOUIS, MO, 63146 |
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| Phone | 3149945956 |
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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 | MOI | 469.55000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 469.55000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | US | | | | | |
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 | SAINT LOUIS, MO | | 3149945956 |
License history
| Date | File or call sign | Action |
|---|
| 2002-05-05 | WPKB474 | LIEXP |
| 2001-10-15 | WPKB474 | LETRES |
| 2000-11-23 | WPKB474 | LICCNV |
| 1997-01-10 | WPKB474 | AUTHPR |
| 1997-01-10 | WPKB474 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1743783 | 2026-08-02 01:28:59 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPKB474 | ULS 1743783 | 2026-08-02 01:28:59 |
| Status | E | ULS 1743783 | 2026-08-02 01:28:59 |
| Service | IG | ULS 1743783 | 2026-08-02 01:28:59 |
| Grant Date | 1997-01-10 | ULS 1743783 | 2026-08-02 01:28:59 |
| Expiration Date | 2002-01-10 | ULS 1743783 | 2026-08-02 01:28:59 |
| Cancellation Date | 2002-05-05 | ULS 1743783 | 2026-08-02 01:28:59 |