Universal Licensing System
WPSK636
CONTRACT SURVEYORS, LTD.
License details
| ULS identifier | 2324145 |
|---|
| Call sign | WPSK636 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2001-06-04 |
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| Expiration | 2011-06-04 |
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| Cancellation | 2011-08-06 |
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| Frequency range | 461.025 - 464.75 MHz (14 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 01:14:47 |
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Licensee
| Name | CONTRACT SURVEYORS, LTD. |
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| Applicant type | C |
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| FRN | 0005765292 |
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| Location | Aurora, CO |
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| Address | 13900 E HARVARD AVE #113, Aurora, CO, 80014 |
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| Phone | 3037563695 |
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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 | 464.70000000 | | | 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 | | 19K6F1D |
| 1 | 1 | 461.07500000 | | 19K6F1D |
| 1 | 1 | 461.10000000 | | 19K6F1D |
| 1 | 1 | 462.12500000 | | 19K6F1D |
| 1 | 1 | 462.37500000 | | 19K6F1D |
| 1 | 1 | 462.40000000 | | 19K6F1D |
| 2 | 1 | 464.50000000 | | 19K6F1D |
| 2 | 1 | 464.55000000 | | 19K6F1D |
| 1 | 1 | 464.60000000 | | 19K6F1D |
| 1 | 1 | 464.62500000 | | 19K6F1D |
| 1 | 1 | 464.65000000 | | 19K6F1D |
| 1 | 1 | 464.70000000 | | 19K6F1D |
| 1 | 1 | 464.72500000 | | 19K6F1D |
| 1 | 1 | 464.75000000 | | 19K6F1D |
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 | 13900 E HARVARD AVE #113, AURORA, CO | ARAPAHOE | 3037563695 |
License history
| Date | File or call sign | Action |
|---|
| 2011-08-06 | WPSK636 | LIEXP |
| 2011-03-14 | WPSK636 | LETRES |
| 2001-06-04 | WPSK636 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2324145 | 2026-08-02 01:14:47 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPSK636 | ULS 2324145 | 2026-08-02 01:14:47 |
| Status | E | ULS 2324145 | 2026-08-02 01:14:47 |
| Service | IG | ULS 2324145 | 2026-08-02 01:14:47 |
| Grant Date | 2001-06-04 | ULS 2324145 | 2026-08-02 01:14:47 |
| Expiration Date | 2011-06-04 | ULS 2324145 | 2026-08-02 01:14:47 |
| Cancellation Date | 2011-08-06 | ULS 2324145 | 2026-08-02 01:14:47 |