Universal Licensing System
WRHZ737
Holder Construction Company
License details
| ULS identifier | 4314142 |
|---|
| Call sign | WRHZ737 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2020-07-21 |
|---|
| Expiration | 2030-07-21 |
|---|
| Frequency range | 451.3125 - 467.4625 MHz (15 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | STERLING, LOUDOUN, VA |
|---|
| Coordinates | 38.9999167, -77.4359722 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:21:58 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.31250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 451.41250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 451.63750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.13750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.83750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.31250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.41250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.56250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.61250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.63750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.13750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.41250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.83750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 462.46250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 467.46250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.31250000 | | 7K60FXE |
| 1 | 1 | 451.31250000 | | 11K2F3E |
| 1 | 1 | 451.41250000 | | 11K2F3E |
| 1 | 1 | 451.41250000 | | 7K60FXE |
| 1 | 1 | 451.63750000 | | 11K2F3E |
| 1 | 1 | 451.63750000 | | 7K60FXE |
| 1 | 1 | 452.13750000 | | 11K2F3E |
| 1 | 1 | 452.13750000 | | 7K60FXE |
| 1 | 1 | 452.83750000 | | 7K60FXE |
| 1 | 1 | 452.83750000 | | 11K2F3E |
| 1 | 1 | 456.31250000 | | 7K60FXE |
| 1 | 1 | 456.31250000 | | 11K2F3E |
| 1 | 1 | 456.41250000 | | 11K2F3E |
| 1 | 1 | 456.41250000 | | 7K60FXE |
| 1 | 1 | 456.56250000 | | 11K2F3E |
| 1 | 1 | 456.56250000 | | 7K60FXE |
| 1 | 1 | 456.61250000 | | 11K2F3E |
| 1 | 1 | 456.61250000 | | 7K60FXE |
| 1 | 1 | 456.63750000 | | 7K60FXE |
| 1 | 1 | 456.63750000 | | 11K2F3E |
| 1 | 1 | 457.13750000 | | 11K2F3E |
| 1 | 1 | 457.13750000 | | 7K60FXE |
| 1 | 1 | 457.41250000 | | 11K2F3E |
| 1 | 1 | 457.41250000 | | 7K60FXE |
| 1 | 1 | 457.83750000 | | 7K60FXE |
| 1 | 1 | 457.83750000 | | 11K2F3E |
| 1 | 1 | 462.46250000 | | 11K2F3E |
| 1 | 1 | 462.46250000 | | 7K60FXE |
| 1 | 1 | 467.46250000 | | 7K60FXE |
| 1 | 1 | 467.46250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | STERLING, LOUDOUN, VA | 38.99991667, -77.43597222 | | | | |
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 | 1300 MORAN RD, STERLING, VA | LOUDOUN | 7193397233 |
License history
| Date | File or call sign | Action |
|---|
| 2020-07-21 | WRHZ737 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4314142 | 2026-08-02 01:21:58 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRHZ737 | ULS 4314142 | 2026-08-02 01:21:58 |
| Status | A | ULS 4314142 | 2026-08-02 01:21:58 |
| Service | IG | ULS 4314142 | 2026-08-02 01:21:58 |
| Grant Date | 2020-07-21 | ULS 4314142 | 2026-08-02 01:21:58 |
| Expiration Date | 2030-07-21 | ULS 4314142 | 2026-08-02 01:21:58 |