Universal Licensing System
WRBZ425
TECH LAB, INC.
License details
| ULS identifier | 4070262 |
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| Call sign | WRBZ425 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2018-08-01 |
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| Expiration | 2028-08-01 |
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| Frequency range | 451.3125 - 452.2875 MHz (4 frequencies) |
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| Locations | 1 |
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| Representative location | BLACKSBURG, MONTGOMERY, VA |
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| Coordinates | 37.2016667, -80.4083333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:13 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.31250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 451.41250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 452.03750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 452.28750000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.31250000 | | 8K30F1E |
| 1 | 1 | 451.31250000 | | 4K00F1W |
| 1 | 1 | 451.31250000 | | 8K30F1W |
| 1 | 1 | 451.31250000 | | 11K0F3E |
| 1 | 1 | 451.31250000 | | 4K00F1E |
| 1 | 1 | 451.41250000 | | 8K30F1W |
| 1 | 1 | 451.41250000 | | 11K0F3E |
| 1 | 1 | 451.41250000 | | 8K30F1E |
| 1 | 1 | 451.41250000 | | 4K00F1E |
| 1 | 1 | 451.41250000 | | 4K00F1W |
| 1 | 1 | 452.03750000 | | 8K30F1W |
| 1 | 1 | 452.03750000 | | 4K00F1W |
| 1 | 1 | 452.03750000 | | 8K30F1E |
| 1 | 1 | 452.03750000 | | 11K0F3E |
| 1 | 1 | 452.03750000 | | 4K00F1E |
| 1 | 1 | 452.28750000 | | 4K00F1W |
| 1 | 1 | 452.28750000 | | 4K00F1E |
| 1 | 1 | 452.28750000 | | 8K30F1W |
| 1 | 1 | 452.28750000 | | 8K30F1E |
| 1 | 1 | 452.28750000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2001 KRAFT DRIVE, BLACKSBURG, MONTGOMERY, VA | 37.20166667, -80.40833333 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2001 KRAFT DRIVE, BLACKSBURG, VA | MONTGOMERY | 5409531664 |
License history
| Date | File or call sign | Action |
|---|
| 2018-08-01 | WRBZ425 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4070262 | 2026-08-02 01:22:13 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRBZ425 | ULS 4070262 | 2026-08-02 01:22:13 |
| Status | A | ULS 4070262 | 2026-08-02 01:22:13 |
| Service | IG | ULS 4070262 | 2026-08-02 01:22:13 |
| Grant Date | 2018-08-01 | ULS 4070262 | 2026-08-02 01:22:13 |
| Expiration Date | 2028-08-01 | ULS 4070262 | 2026-08-02 01:22:13 |