Universal Licensing System
WQKB807
TAC Critical Systems Inc
License details
| ULS identifier | 3088278 |
|---|
| Call sign | WQKB807 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2019-03-07 |
|---|
| Expiration | 2029-03-23 |
|---|
| Frequency range | 451.8 - 469.55 MHz (12 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | MD |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:18:36 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | MOI | 451.80000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2I | 451.81250000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MOI | 451.81250000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MOI | 456.80000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MOI | 456.81250000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MOI | 461.06250000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MOI | 461.18750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MOI | 464.50000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2I | 464.55000000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MOI | 464.55000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MOI | 466.06250000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MOI | 466.18750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MOI | 469.50000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MOI | 469.55000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 451.80000000 | | 7K60FXE |
| 1 | 1 | 451.81250000 | | 7K60FXE |
| 2 | 1 | 451.81250000 | | 7K60FXE |
| 2 | 1 | 456.80000000 | | 7K60FXE |
| 2 | 1 | 456.81250000 | | 7K60FXE |
| 2 | 1 | 461.06250000 | | 7K60FXE |
| 2 | 1 | 461.18750000 | | 7K60FXE |
| 2 | 1 | 464.50000000 | | 7K60FXE |
| 1 | 1 | 464.55000000 | | 7K60FXE |
| 2 | 1 | 464.55000000 | | 7K60FXE |
| 2 | 1 | 466.06250000 | | 7K60FXE |
| 2 | 1 | 466.18750000 | | 7K60FXE |
| 2 | 1 | 469.50000000 | | 7K60FXE |
| 2 | 1 | 469.55000000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | | MD | | | | | |
| 2 | | MD | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 8989 Herman Dr Ste 300, Columbia, MD | HOWARD | 4103817655 |
License history
| Date | File or call sign | Action |
|---|
| 2019-03-07 | WQKB807 | LIREN |
| 2018-12-31 | WQKB807 | LETRES |
| 2018-09-21 | WQKB807 | LIMOD |
| 2009-03-23 | WQKB807 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3088278 | 2026-08-02 01:18:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQKB807 | ULS 3088278 | 2026-08-02 01:18:36 |
| Status | A | ULS 3088278 | 2026-08-02 01:18:36 |
| Service | IG | ULS 3088278 | 2026-08-02 01:18:36 |
| Grant Date | 2019-03-07 | ULS 3088278 | 2026-08-02 01:18:36 |
| Expiration Date | 2029-03-23 | ULS 3088278 | 2026-08-02 01:18:36 |