Universal Licensing System
KNAF840
MC NEIL LABORATORIES
License details
| ULS identifier | 1901466 |
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| Call sign | KNAF840 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-08-05 |
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| Expiration | 2031-07-09 |
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| Frequency range | 153.125 - 158.43 MHz (6 frequencies) |
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| Locations | 2 |
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| Representative location | SPRINGHOUSE, MONTGOMERY, PA |
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| Coordinates | 40.1065000, -75.2118333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:54 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | MO | 153.12500000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 153.20000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 153.36500000 | | | 15.000000 | 30.000000 | |
| 2 | 1 | MO | 153.36500000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 158.29500000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 158.32500000 | | | 25.000000 | 60.000000 | |
| 2 | 1 | MO | 158.32500000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 158.43000000 | | | 15.000000 | 30.000000 | |
| 2 | 1 | MO | 158.43000000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 153.12500000 | | 11K2F3E |
| 2 | 1 | 153.20000000 | | 11K2F3E |
| 1 | 1 | 153.36500000 | | 11K2F3E |
| 2 | 1 | 153.36500000 | | 11K2F3E |
| 2 | 1 | 158.29500000 | | 11K2F3E |
| 1 | 1 | 158.32500000 | | 11K2F3E |
| 2 | 1 | 158.32500000 | | 11K2F3E |
| 1 | 1 | 158.43000000 | | 11K2F3E |
| 2 | 1 | 158.43000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | WELSH & MC KEAN RDS, SPRINGHOUSE, MONTGOMERY, PA | 40.10650000, -75.21183333 | 122.000 m | B | 9.000 m structure / 14.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 14.000 m | | | | 61.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | WELSH & MC KEAN RDS, SPRINGHOUSE, PA | MONTGOMERY | 2156285263 |
License history
| Date | File or call sign | Action |
|---|
| 2021-08-05 | KNAF840 | LIREN |
| 2021-04-12 | KNAF840 | LETRES |
| 2011-08-03 | KNAF840 | LIREN |
| 2011-07-07 | KNAF840 | ESCAPR |
| 2011-04-18 | KNAF840 | LETRES |
| 2002-02-14 | KNAF840 | AUDOPR |
| 2001-05-01 | KNAF840 | LIREN |
| 2001-04-16 | KNAF840 | LETRES |
| 2000-11-24 | KNAF840 | LICCNV |
| 1996-07-09 | KNAF840 | AUTHPR |
| 1996-07-09 | KNAF840 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1901466 | 2026-08-02 01:14:54 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNAF840 | ULS 1901466 | 2026-08-02 01:14:54 |
| Status | A | ULS 1901466 | 2026-08-02 01:14:54 |
| Service | IG | ULS 1901466 | 2026-08-02 01:14:54 |
| Grant Date | 2021-08-05 | ULS 1901466 | 2026-08-02 01:14:54 |
| Expiration Date | 2031-07-09 | ULS 1901466 | 2026-08-02 01:14:54 |