Universal Licensing System
WQDN423
NATIONAL AUDIO CO INC
License details
| ULS identifier | 2752944 |
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| Call sign | WQDN423 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2005-10-06 |
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| Expiration | 2015-10-06 |
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| Cancellation | 2015-12-12 |
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| Frequency range | 452.3 MHz |
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| Locations | 1 |
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| Representative location | SPRINGFIELD, GREENE, MO |
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| Coordinates | 37.2103333, -93.2896389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:35 |
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Licensee
| Name | NATIONAL AUDIO CO INC |
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| Applicant type | C |
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| FRN | 0013924725 |
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| Location | SPRINGFIELD, MO |
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| Address | 309 E WATER ST, SPRINGFIELD, MO, 65806 |
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| Phone | 4178631925 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.30000000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.30000000 | | 20K0F3E |
| 1 | 1 | 452.30000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SPRINGFIELD, GREENE, MO | 37.21033333, -93.28963889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 309 E WATER, SPRINGFIELD, MO | GREENE | 4178631925 |
License history
| Date | File or call sign | Action |
|---|
| 2015-12-12 | WQDN423 | LIEXP |
| 2015-07-13 | WQDN423 | LETRES |
| 2012-09-21 | WQDN423 | LIMOD |
| 2012-07-10 | WQDN423 | LTSAPR |
| 2006-11-15 | WQDN423 | PNLISR |
| 2006-11-15 | WQDN423 | LETTRS |
| 2006-07-10 | WQDN423 | LETCNS |
| 2005-10-06 | WQDN423 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2752944 | 2026-08-02 01:17:35 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDN423 | ULS 2752944 | 2026-08-02 01:17:35 |
| Status | E | ULS 2752944 | 2026-08-02 01:17:35 |
| Service | IG | ULS 2752944 | 2026-08-02 01:17:35 |
| Grant Date | 2005-10-06 | ULS 2752944 | 2026-08-02 01:17:35 |
| Expiration Date | 2015-10-06 | ULS 2752944 | 2026-08-02 01:17:35 |
| Cancellation Date | 2015-12-12 | ULS 2752944 | 2026-08-02 01:17:35 |