Universal Licensing System
WQXN909
Caterpillar of Delaware, Inc.
License details
| ULS identifier | 3805869 |
|---|
| Call sign | WQXN909 |
|---|
| Radio service | MG |
|---|
| Status | A |
|---|
| Grant date | 2026-02-26 |
|---|
| Expiration | 2036-04-26 |
|---|
| Frequency range | 10835 - 10915 MHz (2 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | Tucson, PIMA, AZ |
|---|
| Coordinates | 31.8530833, -111.1439722 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:47:12 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 10835.00000000 | | | | | |
| 1 | 3 | FXO | 10835.00000000 | | | | | |
| 1 | 2 | FXO | 10915.00000000 | | | | | |
| 1 | 4 | FXO | 10915.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 10835.00000000 | | 73M0D1D |
| 1 | 1 | 10835.00000000 | | 73M0D1D |
| 1 | 1 | 10835.00000000 | | 73M0D1D |
| 1 | 1 | 10835.00000000 | | 73M0D1D |
| 1 | 1 | 10835.00000000 | | 73M0D1D |
| 1 | 1 | 10835.00000000 | | 73M0D1D |
| 1 | 1 | 10835.00000000 | | 73M0D1D |
| 1 | 1 | 10835.00000000 | | 73M0D1D |
| 1 | 1 | 10835.00000000 | | 73M0D1D |
| 1 | 3 | 10835.00000000 | | 73M0D1D |
| 1 | 3 | 10835.00000000 | | 73M0D1D |
| 1 | 3 | 10835.00000000 | | 73M0D1D |
| 1 | 3 | 10835.00000000 | | 73M0D1D |
| 1 | 3 | 10835.00000000 | | 73M0D1D |
| 1 | 3 | 10835.00000000 | | 73M0D1D |
| 1 | 3 | 10835.00000000 | | 73M0D1D |
| 1 | 3 | 10835.00000000 | | 73M0D1D |
| 1 | 3 | 10835.00000000 | | 73M0D1D |
| 1 | 2 | 10915.00000000 | | 73M0D1D |
| 1 | 2 | 10915.00000000 | | 73M0D1D |
| 1 | 2 | 10915.00000000 | | 73M0D1D |
| 1 | 2 | 10915.00000000 | | 73M0D1D |
| 1 | 2 | 10915.00000000 | | 73M0D1D |
| 1 | 2 | 10915.00000000 | | 73M0D1D |
| 1 | 2 | 10915.00000000 | | 73M0D1D |
| 1 | 2 | 10915.00000000 | | 73M0D1D |
| 1 | 2 | 10915.00000000 | | 73M0D1D |
| 1 | 4 | 10915.00000000 | | 73M0D1D |
| 1 | 4 | 10915.00000000 | | 73M0D1D |
| 1 | 4 | 10915.00000000 | | 73M0D1D |
| 1 | 4 | 10915.00000000 | | 73M0D1D |
| 1 | 4 | 10915.00000000 | | 73M0D1D |
| 1 | 4 | 10915.00000000 | | 73M0D1D |
| 1 | 4 | 10915.00000000 | | 73M0D1D |
| 1 | 4 | 10915.00000000 | | 73M0D1D |
| 1 | 4 | 10915.00000000 | | 73M0D1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Caterpillar Tuscon Proving Ground, SW of Tucson, Tucson, PIMA, AZ | 31.85308333, -111.14397222 | 1282.500 m | NNGTANN | 15.200 m structure / 15.200 m overall | |
| 2 | R | | 31.82341667, -111.13500000 | 1272.100 m | | | |
| 3 | R | | 31.82344444, -111.15316667 | 1193.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Radio Waves, Inc. HP2-11 | | V | 34.5000 | 165.5000 | | |
| 1 | 2 | R | Radio Waves, Inc. HP3-11 | | | 38.5000 | | | |
| 1 | 3 | R | Radio Waves, Inc. HP3-11 | | | 38.5000 | | | |
| 2 | 1 | T | Radio Waves, Inc. HP3-11 | | V | 38.5000 | 194.8000 | | |
| 2 | 2 | R | Radio Waves, Inc. HP3-11 | | | 38.5000 | | | |
| 2 | 3 | R | Radio Waves, Inc. HP3-11 | | | 38.5000 | | | |
| 3 | 1 | T | Radio Waves, Inc. HP2-11 | | H | 34.5000 | 165.5000 | | |
| 4 | 1 | T | Radio Waves, Inc. HP3-11 | | H | 38.5000 | 194.8000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2026-02-26 | WQXN909 | LIREN |
| 2016-04-26 | WQXN909 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3805869 | 2026-08-02 02:47:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQXN909 | ULS 3805869 | 2026-08-02 02:47:12 |
| Status | A | ULS 3805869 | 2026-08-02 02:47:12 |
| Service | MG | ULS 3805869 | 2026-08-02 02:47:12 |
| Grant Date | 2026-02-26 | ULS 3805869 | 2026-08-02 02:47:12 |
| Expiration Date | 2036-04-26 | ULS 3805869 | 2026-08-02 02:47:12 |