Universal Licensing System
WPKN831
ELLERBUSCH INSTRUMENT CO INC
License details
| ULS identifier | 1749152 |
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| Call sign | WPKN831 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-05-19 |
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| Expiration | 2002-05-19 |
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| Cancellation | 2002-09-22 |
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| Frequency range | 464.5 - 469.55 MHz (4 frequencies) |
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| Locations | 1 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:11:10 |
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Licensee
| Name | ELLERBUSCH INSTRUMENT CO INC |
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| Applicant type | C |
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| FRN | 0004173951 |
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| Location | CINCINNATI, OH |
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| Address | 4509 VINE ST, CINCINNATI, OH, 45217 |
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| Phone | 5136411800 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXOI | 464.50000000 | | | 35.000000 | | |
| 1 | 1 | FB2I | 464.50000000 | | | 35.000000 | | |
| 1 | 1 | MOI | 464.50000000 | | | 35.000000 | | |
| 1 | 1 | MOI | 464.55000000 | | | 35.000000 | | |
| 1 | 1 | FXOI | 464.55000000 | | | 35.000000 | | |
| 1 | 1 | FB2I | 464.55000000 | | | 35.000000 | | |
| 1 | 1 | MOI | 469.50000000 | | | 35.000000 | | |
| 1 | 1 | MOI | 469.55000000 | | | 35.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.50000000 | | 20K0F3E |
| 1 | 1 | 464.50000000 | | 20K0F1D |
| 1 | 1 | 464.50000000 | | 20K0F3E |
| 1 | 1 | 464.55000000 | | 20K0F3E |
| 1 | 1 | 464.55000000 | | 20K0F1D |
| 1 | 1 | 464.55000000 | | 20K0F3E |
| 1 | 1 | 469.50000000 | | 20K0F1D |
| 1 | 1 | 469.50000000 | | 20K0F3E |
| 1 | 1 | 469.55000000 | | 20K0F3E |
| 1 | 1 | 469.55000000 | | 20K0F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 4509 VINE ST, CINCINNATI, OH | | 5136411800 |
License history
| Date | File or call sign | Action |
|---|
| 2002-09-22 | WPKN831 | LIEXP |
| 2002-02-25 | WPKN831 | LETRES |
| 2000-11-23 | WPKN831 | LICCNV |
| 1997-05-19 | WPKN831 | AUTHPR |
| 1997-05-19 | WPKN831 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1749152 | 2026-08-02 01:11:10 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKN831 | ULS 1749152 | 2026-08-02 01:11:10 |
| Status | E | ULS 1749152 | 2026-08-02 01:11:10 |
| Service | IG | ULS 1749152 | 2026-08-02 01:11:10 |
| Grant Date | 1997-05-19 | ULS 1749152 | 2026-08-02 01:11:10 |
| Expiration Date | 2002-05-19 | ULS 1749152 | 2026-08-02 01:11:10 |
| Cancellation Date | 2002-09-22 | ULS 1749152 | 2026-08-02 01:11:10 |