Universal Licensing System
WPKP668
JACOB & HEFNER ASSOCIATES PC
License details
| ULS identifier | 1749482 |
|---|
| Call sign | WPKP668 |
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| Radio service | IG |
|---|
| Status | E |
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| Grant date | 2002-04-18 |
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| Expiration | 2012-06-02 |
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| Cancellation | 2012-08-04 |
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| Frequency range | 464.725 - 469.75 MHz (8 frequencies) |
|---|
| Locations | 2 |
|---|
| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:59 |
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Licensee
| Name | JACOB & HEFNER ASSOCIATES PC |
|---|
| Applicant type | C |
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| FRN | 0006899918 |
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| Location | OAKBROOK TERRACE, IL |
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| Address | 1901 S MEYERS RD STE 350, OAKBROOK TERRACE, IL, 60181 |
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| Phone | 6303510033 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2T | 464.60000000 | | | 110.000000 | | |
| 1 | 1 | FXOT | 464.60000000 | | | 110.000000 | | |
| 2 | 1 | MO | 464.60000000 | | | 110.000000 | | |
| 1 | 1 | FXOT | 464.62500000 | | | 110.000000 | | |
| 1 | 1 | FB2T | 464.62500000 | | | 110.000000 | | |
| 2 | 1 | MO | 464.62500000 | | | 110.000000 | | |
| 1 | 1 | FXOT | 464.65000000 | | | 110.000000 | | |
| 1 | 1 | FB2T | 464.65000000 | | | 110.000000 | | |
| 2 | 1 | MO | 464.65000000 | | | 110.000000 | | |
| 1 | 1 | FB2T | 464.70000000 | | | 110.000000 | | |
| 1 | 1 | FXOT | 464.70000000 | | | 110.000000 | | |
| 2 | 1 | MO | 464.70000000 | | | 110.000000 | | |
| 1 | 1 | FXOT | 464.72500000 | | | 110.000000 | | |
| 1 | 1 | FB2T | 464.72500000 | | | 110.000000 | | |
| 2 | 1 | MO | 464.72500000 | | | 110.000000 | | |
| 1 | 1 | FB2T | 464.75000000 | | | 110.000000 | | |
| 1 | 1 | FXOT | 464.75000000 | | | 110.000000 | | |
| 2 | 1 | MO | 464.75000000 | | | 110.000000 | | |
| 2 | 1 | MO | 469.60000000 | | | 110.000000 | | |
| 2 | 1 | MO | 469.62500000 | | | 110.000000 | | |
| 2 | 1 | MO | 469.65000000 | | | 110.000000 | | |
| 2 | 1 | MO | 469.70000000 | | | 110.000000 | | |
| 2 | 1 | MO | 469.72500000 | | | 110.000000 | | |
| 2 | 1 | MO | 469.75000000 | | | 110.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.60000000 | | 20K0F1D |
| 1 | 1 | 464.60000000 | | 20K0F3E |
| 2 | 1 | 464.60000000 | | 20K0F3E |
| 1 | 1 | 464.62500000 | | 20K0F1D |
| 1 | 1 | 464.62500000 | | 20K0F3E |
| 2 | 1 | 464.62500000 | | 20K0F3E |
| 1 | 1 | 464.65000000 | | 20K0F1D |
| 1 | 1 | 464.65000000 | | 20K0F3E |
| 2 | 1 | 464.65000000 | | 20K0F3E |
| 1 | 1 | 464.70000000 | | 20K0F1D |
| 1 | 1 | 464.70000000 | | 20K0F3E |
| 2 | 1 | 464.70000000 | | 20K0F3E |
| 1 | 1 | 464.72500000 | | 20K0F1D |
| 1 | 1 | 464.72500000 | | 20K0F3E |
| 2 | 1 | 464.72500000 | | 20K0F3E |
| 1 | 1 | 464.75000000 | | 20K0F1D |
| 1 | 1 | 464.75000000 | | 20K0F3E |
| 2 | 1 | 464.75000000 | | 20K0F3E |
| 2 | 1 | 469.60000000 | | 20K0F3E |
| 2 | 1 | 469.60000000 | | 20K0F1D |
| 2 | 1 | 469.62500000 | | 20K0F3E |
| 2 | 1 | 469.62500000 | | 20K0F1D |
| 2 | 1 | 469.65000000 | | 20K0F1D |
| 2 | 1 | 469.65000000 | | 20K0F3E |
| 2 | 1 | 469.70000000 | | 20K0F3E |
| 2 | 1 | 469.70000000 | | 20K0F1D |
| 2 | 1 | 469.72500000 | | 20K0F1D |
| 2 | 1 | 469.72500000 | | 20K0F3E |
| 2 | 1 | 469.75000000 | | 20K0F3E |
| 2 | 1 | 469.75000000 | | 20K0F1D |
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 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2198 GLADSTONE CT, GLENDALE HEIGHTS, IL | | 6303510033 |
License history
| Date | File or call sign | Action |
|---|
| 2012-08-04 | WPKP668 | LIEXP |
| 2012-03-12 | WPKP668 | LETRES |
| 2007-06-06 | WPKP668 | LIAUA |
| 2007-06-06 | WPKP668 | LTSAPR |
| 2002-04-18 | WPKP668 | LIREN |
| 2002-03-11 | WPKP668 | LETRES |
| 2001-10-01 | WPKP668 | AUDOPR |
| 2000-11-23 | WPKP668 | LICCNV |
| 1997-06-23 | WPKP668 | AUTHPR |
| 1997-06-02 | WPKP668 | LIAUA |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1749482 | 2026-08-02 01:14:59 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKP668 | ULS 1749482 | 2026-08-02 01:14:59 |
| Status | E | ULS 1749482 | 2026-08-02 01:14:59 |
| Service | IG | ULS 1749482 | 2026-08-02 01:14:59 |
| Grant Date | 2002-04-18 | ULS 1749482 | 2026-08-02 01:14:59 |
| Expiration Date | 2012-06-02 | ULS 1749482 | 2026-08-02 01:14:59 |
| Cancellation Date | 2012-08-04 | ULS 1749482 | 2026-08-02 01:14:59 |