Universal Licensing System
WRBQ405
Helwig Carbon Products, Inc
License details
| ULS identifier | 4047775 |
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| Call sign | WRBQ405 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2018-05-21 |
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| Expiration | 2028-05-21 |
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| Frequency range | 452.6625 - 457.8125 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | Milwaukee, MILWAUKEE, WI |
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| Coordinates | 43.1659167, -88.0230278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:21:58 |
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Licensee
| Name | Helwig Carbon Products, Inc |
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| Applicant type | C |
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| FRN | 0027446160 |
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| Location | Milwaukee, WI |
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| Address | 8900 West Tower Ave., Milwaukee, WI, 53224 |
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| Phone | 4143542421 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.66250000 | | | 6.000000 | 6.000000 | |
| 1 | 1 | MO | 452.81250000 | | | 6.000000 | 6.000000 | |
| 1 | 1 | MO | 456.56250000 | | | 6.000000 | 6.000000 | |
| 1 | 1 | MO | 457.66250000 | | | 6.000000 | 6.000000 | |
| 1 | 1 | MO | 457.81250000 | | | 6.000000 | 6.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.66250000 | | 4K00F1D |
| 1 | 1 | 452.66250000 | | 7K60FXD |
| 1 | 1 | 452.66250000 | | 11K0F3E |
| 1 | 1 | 452.81250000 | | 7K60FXD |
| 1 | 1 | 452.81250000 | | 4K00F1D |
| 1 | 1 | 452.81250000 | | 11K0F3E |
| 1 | 1 | 456.56250000 | | 7K60FXD |
| 1 | 1 | 456.56250000 | | 11K0F3E |
| 1 | 1 | 456.56250000 | | 4K00F1D |
| 1 | 1 | 457.66250000 | | 4K00F1D |
| 1 | 1 | 457.66250000 | | 11K0F3E |
| 1 | 1 | 457.66250000 | | 7K60FXD |
| 1 | 1 | 457.81250000 | | 4K00F1D |
| 1 | 1 | 457.81250000 | | 11K0F3E |
| 1 | 1 | 457.81250000 | | 7K60FXD |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Milwaukee, MILWAUKEE, WI | 43.16591667, -88.02302778 | | | | |
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 |
|---|
| 1 | 8900 West Tower Ave., Milwaukee, WI | MILWAUKEE | 4143542421 |
License history
| Date | File or call sign | Action |
|---|
| 2019-03-27 | WRBQ405 | LETCNS |
| 2018-05-21 | WRBQ405 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4047775 | 2026-08-02 01:21:58 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRBQ405 | ULS 4047775 | 2026-08-02 01:21:58 |
| Status | A | ULS 4047775 | 2026-08-02 01:21:58 |
| Service | IG | ULS 4047775 | 2026-08-02 01:21:58 |
| Grant Date | 2018-05-21 | ULS 4047775 | 2026-08-02 01:21:58 |
| Expiration Date | 2028-05-21 | ULS 4047775 | 2026-08-02 01:21:58 |