Universal Licensing System
WPPT646
TRI TECH LABORATORIES INC
License details
| ULS identifier | 1819638 |
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| Call sign | WPPT646 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2015-04-09 |
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| Expiration | 2025-04-03 |
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| Cancellation | 2025-06-07 |
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| Frequency range | 462.075 - 467.075 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | LYNCHBURG, LYNCHBURG CITY, VA |
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| Coordinates | 37.3976389, -79.1405833 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:47 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 462.07500000 | | | 35.000000 | 80.000000 | |
| 2 | 1 | MO | 462.07500000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 467.07500000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 462.07500000 | | 11K2F3E |
| 2 | 1 | 462.07500000 | | 11K2F3E |
| 2 | 1 | 467.07500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1000 ROBINS RD, LYNCHBURG, LYNCHBURG CITY, VA | 37.39763889, -79.14058333 | 229.000 m | B | 12.000 m structure / 18.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 18.000 m | | | | 12.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1000 ROBINS RD, LYNCHBURG, VA | NELSON | 4348457073 |
License history
| Date | File or call sign | Action |
|---|
| 2025-06-07 | WPPT646 | LIEXP |
| 2025-01-06 | WPPT646 | LETRES |
| 2015-04-09 | WPPT646 | LIREN |
| 2015-01-05 | WPPT646 | LETRES |
| 2013-06-04 | WPPT646 | LIMOD |
| 2009-09-09 | WPPT646 | LIAUA |
| 2009-09-08 | WPPT646 | ESCAPR |
| 2008-11-05 | WPPT646 | LIAUA |
| 2008-11-04 | WPPT646 | ESCAPR |
| 2005-02-10 | WPPT646 | LIREN |
| 2005-02-02 | WPPT646 | LTSAPR |
| 2005-02-02 | WPPT646 | LTSFRN |
| 2005-01-10 | WPPT646 | LETRES |
| 2002-01-14 | WPPT646 | AUDOPR |
| 2000-11-23 | WPPT646 | LICCNV |
| 2000-04-03 | WPPT646 | AUTHPR |
| 2000-04-03 | WPPT646 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1819638 | 2026-08-02 01:17:47 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPPT646 | ULS 1819638 | 2026-08-02 01:17:47 |
| Status | E | ULS 1819638 | 2026-08-02 01:17:47 |
| Service | IG | ULS 1819638 | 2026-08-02 01:17:47 |
| Grant Date | 2015-04-09 | ULS 1819638 | 2026-08-02 01:17:47 |
| Expiration Date | 2025-04-03 | ULS 1819638 | 2026-08-02 01:17:47 |
| Cancellation Date | 2025-06-07 | ULS 1819638 | 2026-08-02 01:17:47 |