Universal Licensing System
WQXF921
TRISTONE SECURITY CONSULTANTS, LLC
License details
| ULS identifier | 3783022 |
|---|
| Call sign | WQXF921 |
|---|
| Radio service | IG |
|---|
| Status | E |
|---|
| Grant date | 2016-02-23 |
|---|
| Expiration | 2026-02-23 |
|---|
| Cancellation | 2026-04-25 |
|---|
| Frequency range | 451.8 - 469.55 MHz (4 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | IL |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:21:45 |
|---|
Licensee
| Name | TRISTONE SECURITY CONSULTANTS, LLC |
|---|
| Applicant type | L |
|---|
| FRN | 0025298670 |
|---|
| Location | BOLINGBROOK, IL |
|---|
| Address | 260 SOUTH SCHMIDT ROAD, SUITE 2, BOLINGBROOK, IL, 60440 |
|---|
| Phone | 3313188700 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MOI | 451.80000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MOI | 456.80000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MOI | 464.55000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MOI | 469.55000000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.80000000 | | 11K2F3E |
| 1 | 1 | 456.80000000 | | 11K2F3E |
| 1 | 1 | 464.55000000 | | 11K2F3E |
| 1 | 1 | 469.55000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | IL | | | | | |
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 | 260 SOUTH SCHMIDT ROAD, SUITE 2, BOLINGBROOK, IL | WILL | 3313188700 |
License history
| Date | File or call sign | Action |
|---|
| 2026-04-25 | WQXF921 | LIEXP |
| 2025-12-01 | WQXF921 | LETRES |
| 2016-02-23 | WQXF921 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3783022 | 2026-08-02 01:21:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQXF921 | ULS 3783022 | 2026-08-02 01:21:45 |
| Status | E | ULS 3783022 | 2026-08-02 01:21:45 |
| Service | IG | ULS 3783022 | 2026-08-02 01:21:45 |
| Grant Date | 2016-02-23 | ULS 3783022 | 2026-08-02 01:21:45 |
| Expiration Date | 2026-02-23 | ULS 3783022 | 2026-08-02 01:21:45 |
| Cancellation Date | 2026-04-25 | ULS 3783022 | 2026-08-02 01:21:45 |