Universal Licensing System
WQRH637
MHO Networks
License details
| ULS identifier | 3477487 |
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| Call sign | WQRH637 |
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| Radio service | MG |
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| Status | E |
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| Grant date | 2013-05-15 |
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| Expiration | 2023-05-15 |
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| Cancellation | 2023-07-15 |
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| Frequency range | 21975 MHz |
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| Locations | 2 |
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| Representative location | Boulder, BOULDER, CO |
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| Coordinates | 40.0223889, -105.2218333 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:03 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 21975.00000000 | | | | | |
| 1 | 1 | FXO | 21975.00000000 | | | | | |
| 1 | 1 | FXO | 21975.00000000 | | | | | |
| 1 | 1 | FXO | 21975.00000000 | | | | | |
| 1 | 1 | FXO | 21975.00000000 | | | | | |
| 1 | 1 | FXO | 21975.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 21975.00000000 | | 9M20D1D |
| 1 | 1 | 21975.00000000 | | 9M20D1D |
| 1 | 1 | 21975.00000000 | | 9M20D1D |
| 1 | 1 | 21975.00000000 | | 9M20D1D |
| 1 | 1 | 21975.00000000 | | 9M20D1D |
| 1 | 1 | 21975.00000000 | | 9M20D1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 5700 Flatiron Pkwy, Boulder, BOULDER, CO | 40.02238889, -105.22183333 | 1586.800 m | BPOLE | 9.100 m structure / 11.100 m overall | |
| 2 | R | | 40.01191667, -105.18847222 | 1624.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Cambium Networks, LTD 85010089043 | | V | 40.5000 | 112.2000 | | |
| 1 | 2 | R | Cambium Networks, LTD 85010089059 | | | 35.3000 | 0.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-07-15 | WQRH637 | LIEXP |
| 2023-02-20 | WQRH637 | LETRES |
| 2017-12-06 | WQRH637 | LIAUA |
| 2014-08-19 | WQRH637 | LETCNS |
| 2013-05-15 | WQRH637 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3477487 | 2026-08-02 02:46:03 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQRH637 | ULS 3477487 | 2026-08-02 02:46:03 |
| Status | E | ULS 3477487 | 2026-08-02 02:46:03 |
| Service | MG | ULS 3477487 | 2026-08-02 02:46:03 |
| Grant Date | 2013-05-15 | ULS 3477487 | 2026-08-02 02:46:03 |
| Expiration Date | 2023-05-15 | ULS 3477487 | 2026-08-02 02:46:03 |
| Cancellation Date | 2023-07-15 | ULS 3477487 | 2026-08-02 02:46:03 |