Universal Licensing System
WQVK476
TUTHILL VACUUM & BLOWER SYSTEMS
License details
| ULS identifier | 3678390 |
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| Call sign | WQVK476 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2015-03-11 |
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| Expiration | 2025-03-11 |
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| Cancellation | 2025-05-17 |
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| Frequency range | 451.5625 - 457.5625 MHz (6 frequencies) |
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| Locations | 3 |
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| Representative location | SPRINGFIELD, GREENE, MO |
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| Coordinates | 37.2398889, -93.3784167 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:21:17 |
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Licensee
| Name | TUTHILL VACUUM & BLOWER SYSTEMS |
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| Applicant type | C |
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| FRN | 0024292559 |
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| Location | SPRINGFIELD, MO |
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| Address | 4840 WEST KEARNEY STREET, SPRINGFIELD, MO, 65803 |
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| Phone | 4173435912 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 7 | 1 | MO | 451.56250000 | | | 4.000000 | 4.000000 | |
| 7 | 1 | MO | 451.66250000 | | | 4.000000 | 4.000000 | |
| 6 | 1 | FB2 | 452.56250000 | | | 5.000000 | 10.000000 | |
| 7 | 1 | MO | 452.56250000 | | | 4.000000 | 4.000000 | |
| 7 | 1 | MO | 452.78750000 | | | 4.000000 | 4.000000 | |
| 7 | 1 | MO | 452.81250000 | | | 4.000000 | 4.000000 | |
| 7 | 1 | MO | 457.56250000 | | | 4.000000 | 4.000000 | |
| 8 | 1 | FX1 | 457.56250000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 7 | 1 | 451.56250000 | | 11K2F3E |
| 7 | 1 | 451.66250000 | | 11K2F3E |
| 6 | 1 | 452.56250000 | | 11K2F3E |
| 7 | 1 | 452.56250000 | | 11K2F3E |
| 7 | 1 | 452.78750000 | | 11K2F3E |
| 7 | 1 | 452.81250000 | | 11K2F3E |
| 7 | 1 | 457.56250000 | | 11K2F3E |
| 8 | 1 | 457.56250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 6 | T | 4840 WEST KEARNEY STREET, SPRINGFIELD, GREENE, MO | 37.23988889, -93.37841667 | 389.000 m | BANT | 7.000 m structure / 9.000 m overall | N |
| 7 | T | GREENE, MO | | | | | N |
| 8 | T | GREENE, MO | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 6 | T | | 9.000 m | | | | 28.500 | |
| 1 | 7 | T | | | | | | | |
| 1 | 8 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 4840 WEST KEARNEY STREET, SPRINGFIELD, MO | GREENE | 4173435912 |
License history
| Date | File or call sign | Action |
|---|
| 2025-05-17 | WQVK476 | LIEXP |
| 2024-12-16 | WQVK476 | LETRES |
| 2017-07-11 | WQVK476 | LETCNS |
| 2016-10-11 | WQVK476 | LIMOD |
| 2016-10-05 | WQVK476 | COR |
| 2016-09-30 | WQVK476 | LIMOD |
| 2015-12-15 | WQVK476 | LETCNS |
| 2015-03-11 | WQVK476 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3678390 | 2026-08-02 01:21:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WQVK476 | ULS 3678390 | 2026-08-02 01:21:17 |
| Status | E | ULS 3678390 | 2026-08-02 01:21:17 |
| Service | IG | ULS 3678390 | 2026-08-02 01:21:17 |
| Grant Date | 2015-03-11 | ULS 3678390 | 2026-08-02 01:21:17 |
| Expiration Date | 2025-03-11 | ULS 3678390 | 2026-08-02 01:21:17 |
| Cancellation Date | 2025-05-17 | ULS 3678390 | 2026-08-02 01:21:17 |