Universal Licensing System
KNNF842
O S WALKER CO
License details
| ULS identifier | 1630342 |
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| Call sign | KNNF842 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2001-01-06 |
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| Expiration | 2010-12-14 |
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| Cancellation | 2011-02-19 |
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| Frequency range | 151.955 MHz |
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| Locations | 1 |
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| Representative location | Worcester, WORCESTER, MA |
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| Coordinates | 42.2603611, -71.8048056 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:03 |
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Licensee
| Name | O S WALKER CO |
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| Applicant type | C |
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| FRN | 0004519997 |
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| Location | WORCESTER, MA |
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| Address | 17 ROCKDALE ST, WORCESTER, MA, 016061995 |
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| Phone | 5088533232 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | MO | 151.95500000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 151.95500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Worcester, WORCESTER, MA | 42.26036111, -71.80480556 | | | | N |
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 |
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| 1 | 17 ROCKDALE ST, WORCESTER, MA | WORCESTER | 5088533232 |
License history
| Date | File or call sign | Action |
|---|
| 2011-02-19 | KNNF842 | LIEXP |
| 2010-09-20 | KNNF842 | LETRES |
| 2002-05-13 | KNNF842 | LETCNS |
| 2001-10-19 | KNNF842 | AUDOPR |
| 2001-08-10 | KNNF842 | LIMOD |
| 2001-01-06 | KNNF842 | LIREN |
| 2000-11-23 | KNNF842 | LICCNV |
| 2000-09-20 | KNNF842 | LETRES |
| 1995-12-15 | KNNF842 | AUTHPR |
| 1995-12-14 | KNNF842 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1630342 | 2026-08-02 01:14:03 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNNF842 | ULS 1630342 | 2026-08-02 01:14:03 |
| Status | E | ULS 1630342 | 2026-08-02 01:14:03 |
| Service | IG | ULS 1630342 | 2026-08-02 01:14:03 |
| Grant Date | 2001-01-06 | ULS 1630342 | 2026-08-02 01:14:03 |
| Expiration Date | 2010-12-14 | ULS 1630342 | 2026-08-02 01:14:03 |
| Cancellation Date | 2011-02-19 | ULS 1630342 | 2026-08-02 01:14:03 |