Universal Licensing System
KNNT431
TWIGG CORPORATION
License details
| ULS identifier | 1634986 |
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| Call sign | KNNT431 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2001-06-11 |
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| Expiration | 2011-04-26 |
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| Cancellation | 2011-07-02 |
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| Frequency range | 469.325 - 469.55 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | PRINCE GEORGE'S, MD |
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| Coordinates | 38.8234444, -76.7441389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:54 |
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Licensee
| Name | TWIGG CORPORATION |
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| Applicant type | C |
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| FRN | 0004673703 |
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| Location | UPPER MARLBORO, MD |
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| Address | 15100 BUCK LN, UPPER MARLBORO, MD, 20772 |
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| Phone | 3019529400 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 2 | 1 | MO | 469.32500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 469.55000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 469.32500000 | | 20K0F3E |
| 1 | 1 | 469.55000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | |
| 2 | T | PRINCE GEORGE'S, MD | 38.82344444, -76.74413889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 15100 BUCK LN, UPPER MARLBORO, MD | | 3019529400 |
License history
| Date | File or call sign | Action |
|---|
| 2011-07-02 | KNNT431 | LIEXP |
| 2011-01-31 | KNNT431 | LETRES |
| 2001-06-11 | KNNT431 | LIREN |
| 2001-04-26 | KNNT431 | LIAUA |
| 2001-01-29 | KNNT431 | LETRES |
| 2000-11-23 | KNNT431 | LICCNV |
| 1999-12-29 | KNNT431 | AUTHPR |
| 1999-12-29 | KNNT431 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1634986 | 2026-08-02 01:14:54 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNNT431 | ULS 1634986 | 2026-08-02 01:14:54 |
| Status | E | ULS 1634986 | 2026-08-02 01:14:54 |
| Service | IG | ULS 1634986 | 2026-08-02 01:14:54 |
| Grant Date | 2001-06-11 | ULS 1634986 | 2026-08-02 01:14:54 |
| Expiration Date | 2011-04-26 | ULS 1634986 | 2026-08-02 01:14:54 |
| Cancellation Date | 2011-07-02 | ULS 1634986 | 2026-08-02 01:14:54 |