Universal Licensing System
WQJX948
MARTIN CONTROL SERVICES, INC.
License details
| ULS identifier | 3077160 |
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| Call sign | WQJX948 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2019-02-15 |
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| Expiration | 2029-02-09 |
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| Frequency range | 451.8125 - 469.55 MHz (6 frequencies) |
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| Locations | 1 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:18:31 |
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Licensee
| Name | MARTIN CONTROL SERVICES, INC. |
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| Applicant type | C |
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| FRN | 0018489351 |
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| Location | FARMINGTON HILLS, MI |
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| Address | 23905 FREEWAY PARK DRIVE, FARMINGTON HILLS, MI, 48335 |
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| Phone | 2484767660 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MOI | 451.80000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 451.81250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 456.80000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 456.81250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 464.50000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 464.55000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 469.50000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 469.55000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.80000000 | | 11K2F2D |
| 1 | 1 | 451.80000000 | | 11K2F3E |
| 1 | 1 | 451.80000000 | | 11K2F1D |
| 1 | 1 | 451.81250000 | | 11K2F3E |
| 1 | 1 | 451.81250000 | | 11K2F1D |
| 1 | 1 | 451.81250000 | | 11K2F2D |
| 1 | 1 | 456.80000000 | | 11K2F1D |
| 1 | 1 | 456.80000000 | | 11K2F2D |
| 1 | 1 | 456.80000000 | | 11K2F3E |
| 1 | 1 | 456.81250000 | | 11K2F1D |
| 1 | 1 | 456.81250000 | | 11K2F3E |
| 1 | 1 | 456.81250000 | | 11K2F2D |
| 1 | 1 | 464.50000000 | | 11K2F2D |
| 1 | 1 | 464.50000000 | | 11K2F3E |
| 1 | 1 | 464.50000000 | | 11K2F1D |
| 1 | 1 | 464.55000000 | | 11K2F2D |
| 1 | 1 | 464.55000000 | | 11K2F3E |
| 1 | 1 | 464.55000000 | | 11K2F1D |
| 1 | 1 | 469.50000000 | | 11K2F2D |
| 1 | 1 | 469.50000000 | | 11K2F3E |
| 1 | 1 | 469.50000000 | | 11K2F1D |
| 1 | 1 | 469.55000000 | | 11K2F2D |
| 1 | 1 | 469.55000000 | | 11K2F3E |
| 1 | 1 | 469.55000000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 23905 FREEWAY PARK DRIVE, FARMINGTON HILLS, MI | OAKLAND | 2484767660 |
License history
| Date | File or call sign | Action |
|---|
| 2019-02-15 | WQJX948 | LIREN |
| 2018-11-19 | WQJX948 | LETRES |
| 2009-02-09 | WQJX948 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3077160 | 2026-08-02 01:18:31 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQJX948 | ULS 3077160 | 2026-08-02 01:18:31 |
| Status | A | ULS 3077160 | 2026-08-02 01:18:31 |
| Service | IG | ULS 3077160 | 2026-08-02 01:18:31 |
| Grant Date | 2019-02-15 | ULS 3077160 | 2026-08-02 01:18:31 |
| Expiration Date | 2029-02-09 | ULS 3077160 | 2026-08-02 01:18:31 |