Universal Licensing System
KNAB621
MATHIS & SONS INC
License details
| ULS identifier | 1613229 |
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| Call sign | KNAB621 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2003-09-11 |
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| Expiration | 2013-10-08 |
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| Cancellation | 2013-12-14 |
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| Frequency range | 461.425 - 466.425 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | RULE, HASKELL, TX |
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| Coordinates | 33.1867778, -99.8975833 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:11:53 |
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Licensee
| Name | MATHIS & SONS INC |
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| Applicant type | C |
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| FRN | 0001663251 |
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| Location | RULE, TX |
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| Address | RT 1 BOX 10, RULE, TX, 79547 |
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| Phone | 8179972137 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB2 | 461.42500000 | | | 90.000000 | 360.000000 | |
| 3 | 1 | MO | 461.42500000 | | | 50.000000 | | |
| 1 | 1 | FX1 | 466.42500000 | | | 50.000000 | | |
| 3 | 1 | MO | 466.42500000 | | | 50.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 461.42500000 | | 20K0F3E |
| 3 | 1 | 461.42500000 | | 20K0F3E |
| 1 | 1 | 466.42500000 | | 20K0F3E |
| 3 | 1 | 466.42500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | TX | | | | | |
| 2 | T | 908 UNION AVE, RULE, HASKELL, TX | 33.18677778, -99.89758333 | 512.000 m | | 48.000 m structure / 48.000 m overall | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 55.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 307 AMITY ST, RULE, TX | | 8179972137 |
License history
| Date | File or call sign | Action |
|---|
| 2013-12-14 | KNAB621 | LIEXP |
| 2013-07-15 | KNAB621 | LETRES |
| 2003-09-11 | KNAB621 | LIREN |
| 2003-07-14 | KNAB621 | LETRES |
| 2001-10-17 | KNAB621 | AUDOPR |
| 2000-11-22 | KNAB621 | LICCNV |
| 1998-09-08 | KNAB621 | AUTHPR |
| 1998-09-08 | KNAB621 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1613229 | 2026-08-02 01:11:53 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNAB621 | ULS 1613229 | 2026-08-02 01:11:53 |
| Status | E | ULS 1613229 | 2026-08-02 01:11:53 |
| Service | IG | ULS 1613229 | 2026-08-02 01:11:53 |
| Grant Date | 2003-09-11 | ULS 1613229 | 2026-08-02 01:11:53 |
| Expiration Date | 2013-10-08 | ULS 1613229 | 2026-08-02 01:11:53 |
| Cancellation Date | 2013-12-14 | ULS 1613229 | 2026-08-02 01:11:53 |