Universal Licensing System
WPXP443
ENGINEERING SERVICE COMPANY, INC.
License details
| ULS identifier | 2513429 |
|---|
| Call sign | WPXP443 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2013-05-04 |
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| Expiration | 2023-05-14 |
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| Cancellation | 2023-07-15 |
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| Frequency range | 461.025 - 464.75 MHz (13 frequencies) |
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| Locations | 2 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:13 |
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Licensee
| Name | ENGINEERING SERVICE COMPANY, INC. |
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| Applicant type | C |
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| FRN | 0008527343 |
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| Location | AURORA, CO |
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| Address | 1300 S. POTOMAC ST., STE 126, AURORA, CO, 80012 |
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| Phone | 3033371393 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FBT | 461.02500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 461.07500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 461.10000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 462.12500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 462.37500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 462.40000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | FBI | 464.50000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | FBI | 464.55000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.60000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.62500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.65000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.72500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.75000000 | | | 35.000000 | 35.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.02500000 | | 11K2F1D |
| 1 | 1 | 461.07500000 | | 11K2F1D |
| 1 | 1 | 461.10000000 | | 11K2F1D |
| 1 | 1 | 462.12500000 | | 11K2F1D |
| 1 | 1 | 462.37500000 | | 11K2F1D |
| 1 | 1 | 462.40000000 | | 11K2F1D |
| 2 | 1 | 464.50000000 | | 11K2F1D |
| 2 | 1 | 464.55000000 | | 11K2F1D |
| 1 | 1 | 464.60000000 | | 11K2F1D |
| 1 | 1 | 464.62500000 | | 11K2F1D |
| 1 | 1 | 464.65000000 | | 11K2F1D |
| 1 | 1 | 464.72500000 | | 11K2F1D |
| 1 | 1 | 464.75000000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | |
| 2 | T | | | | | | |
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 | 1300 S. POTOMAC, AURORA, CO | ARAPAHOE | 3033371393 |
Special conditions
| Type | Condition code |
|---|
| P | 1035 |
| P | 5071 |
License history
| Date | File or call sign | Action |
|---|
| 2023-07-15 | WPXP443 | LIEXP |
| 2017-12-04 | WPXP443 | LIMOD |
| 2013-05-04 | WPXP443 | LIREN |
| 2013-05-03 | WPXP443 | ESCAPR |
| 2013-02-18 | WPXP443 | LETRES |
| 2012-11-07 | WPXP443 | LIMOD |
| 2012-09-15 | WPXP443 | ESCAPR |
| 2007-09-06 | WPXP443 | LIAUA |
| 2007-09-05 | WPXP443 | ESCAPR |
| 2003-05-14 | WPXP443 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2513429 | 2026-08-02 01:16:13 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPXP443 | ULS 2513429 | 2026-08-02 01:16:13 |
| Status | E | ULS 2513429 | 2026-08-02 01:16:13 |
| Service | IG | ULS 2513429 | 2026-08-02 01:16:13 |
| Grant Date | 2013-05-04 | ULS 2513429 | 2026-08-02 01:16:13 |
| Expiration Date | 2023-05-14 | ULS 2513429 | 2026-08-02 01:16:13 |
| Cancellation Date | 2023-07-15 | ULS 2513429 | 2026-08-02 01:16:13 |