Universal Licensing System
KRD337
PRINCIPIA CORP
License details
| ULS identifier | 1637454 |
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| Call sign | KRD337 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1999-07-14 |
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| Expiration | 2004-06-21 |
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| Cancellation | 2004-08-22 |
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| Frequency range | 151.685 MHz |
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| Locations | 2 |
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| Representative location | SAINT LOUIS, ST. LOUIS, MO |
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| Coordinates | 38.6314444, -90.4703889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:27:59 |
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Licensee
| Name | PRINCIPIA CORP |
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| Applicant type | C |
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| Location | SAINT LOUIS, MO |
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| Address | 13201 CLAYTON RD, SAINT LOUIS, MO, 63131 |
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| Phone | 3144342100 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 151.68500000 | | | 54.000000 | | |
| 2 | 1 | MO | 151.68500000 | | | 54.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 151.68500000 | | 20K0F3E |
| 2 | 1 | 151.68500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 13201 CLAYTON RD, SAINT LOUIS, ST. LOUIS, MO | 38.63144444, -90.47038889 | 198.000 m | | | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 15.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 13201 CLAYTON RD, SAINT LOUIS, MO | | 3144342100 |
License history
| Date | File or call sign | Action |
|---|
| 2004-08-22 | KRD337 | LIEXP |
| 2004-03-29 | KRD337 | LETRES |
| 2001-11-13 | KRD337 | AUDOPR |
| 2000-11-23 | KRD337 | LICCNV |
| 1999-07-14 | KRD337 | AUTHPR |
| 1999-07-14 | KRD337 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1637454 | 2026-08-02 01:27:59 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KRD337 | ULS 1637454 | 2026-08-02 01:27:59 |
| Status | E | ULS 1637454 | 2026-08-02 01:27:59 |
| Service | IG | ULS 1637454 | 2026-08-02 01:27:59 |
| Grant Date | 1999-07-14 | ULS 1637454 | 2026-08-02 01:27:59 |
| Expiration Date | 2004-06-21 | ULS 1637454 | 2026-08-02 01:27:59 |
| Cancellation Date | 2004-08-22 | ULS 1637454 | 2026-08-02 01:27:59 |