Universal Licensing System
KTB4
Commonwealth of Virginia Dept of Aviation
License details
| ULS identifier | 1970261 |
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| Call sign | KTB4 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2026-03-30 |
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| Expiration | 2036-03-01 |
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| Frequency range | 123.05 MHz |
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| Locations | 1 |
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| Representative location | RICHMOND, VA |
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| Coordinates | 37.4070833, -77.5213889 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:06 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FAA | 123.05000000 | | | 10.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 123.05000000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | RICHMOND EXECUTIVE CHESTERFIELD COUNTY AIRPORT, RICHMOND, VA | 37.40708333, -77.52138889 | 72.000 m | B | 4.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 9.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2026-03-30 | KTB4 | LIREN |
| 2025-12-31 | KTB4 | ESURNW |
| 2025-12-08 | KTB4 | LETRES |
| 2025-12-01 | KTB4 | ESURNW |
| 2016-03-09 | KTB4 | LIREN |
| 2016-03-09 | KTB4 | COR |
| 2016-01-13 | KTB4 | ESCAPR |
| 2015-12-07 | KTB4 | LETRES |
| 2006-01-24 | KTB4 | LIREN |
| 2005-12-05 | KTB4 | LETRES |
| 2001-04-27 | KTB4 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1970261 | 2026-08-02 02:08:06 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KTB4 | ULS 1970261 | 2026-08-02 02:08:06 |
| Status | A | ULS 1970261 | 2026-08-02 02:08:06 |
| Service | AF | ULS 1970261 | 2026-08-02 02:08:06 |
| Grant Date | 2026-03-30 | ULS 1970261 | 2026-08-02 02:08:06 |
| Expiration Date | 2036-03-01 | ULS 1970261 | 2026-08-02 02:08:06 |