Universal Licensing System
KNNQ639
BACK BAY COACH INC
License details
| ULS identifier | 1928487 |
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| Call sign | KNNQ639 |
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| Radio service | YU |
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| Status | E |
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| Grant date | 2001-04-28 |
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| Expiration | 2011-05-08 |
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| Cancellation | 2011-07-09 |
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| Frequency range | 896.1375 - 938.65 MHz (10 frequencies) |
|---|
| Locations | 1 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:52 |
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Licensee
| Name | BACK BAY COACH INC |
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| Applicant type | C |
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| FRN | 0004896023 |
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| Location | MILTON, MA |
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| Address | MILTON, MA, 02117 |
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| Phone | 6177469909 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | MO | 896.13750000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO | 896.15000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO | 897.65000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO | 898.65000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO | 899.65000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FB4C | 935.13750000 | | | 110.000000 | 220.000000 | |
| 1 | 1 | FB4C | 935.15000000 | | | 110.000000 | 220.000000 | |
| 1 | 1 | FB4C | 936.65000000 | | | 110.000000 | 220.000000 | |
| 1 | 1 | FB4C | 937.65000000 | | | 110.000000 | 220.000000 | |
| 1 | 1 | FB4C | 938.65000000 | | | 110.000000 | 220.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 896.13750000 | | 13K6F3E |
| 2 | 1 | 896.15000000 | | 13K6F3E |
| 2 | 1 | 897.65000000 | | 13K6F3E |
| 2 | 1 | 898.65000000 | | 13K6F3E |
| 2 | 1 | 899.65000000 | | 13K6F3E |
| 1 | 1 | 935.13750000 | | 13K6F3E |
| 1 | 1 | 935.15000000 | | 13K6F3E |
| 1 | 1 | 936.65000000 | | 13K6F3E |
| 1 | 1 | 937.65000000 | | 13K6F3E |
| 1 | 1 | 938.65000000 | | 13K6F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 485 N QUINCY ST, ABINGTON, PLYMOUTH, MA | 42.12288889, -71.00144444 | 70.000 m | TOWER | 131.000 m structure / 131.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 131.000 m | | | | 153.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 67 ALLERTON ST, MILTON, MA | | 6177469909 |
License history
| Date | File or call sign | Action |
|---|
| 2011-07-09 | KNNQ639 | LIEXP |
| 2011-02-14 | KNNQ639 | LETRES |
| 2001-04-28 | KNNQ639 | LIREN |
| 2001-04-24 | KNNQ639 | LIAUA |
| 2001-02-14 | KNNQ639 | LETRES |
| 2000-11-24 | KNNQ639 | LICCNV |
| 1998-03-18 | KNNQ639 | LIMOD |
| 1998-03-18 | KNNQ639 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1928487 | 2026-08-02 01:14:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNNQ639 | ULS 1928487 | 2026-08-02 01:14:52 |
| Status | E | ULS 1928487 | 2026-08-02 01:14:52 |
| Service | YU | ULS 1928487 | 2026-08-02 01:14:52 |
| Grant Date | 2001-04-28 | ULS 1928487 | 2026-08-02 01:14:52 |
| Expiration Date | 2011-05-08 | ULS 1928487 | 2026-08-02 01:14:52 |
| Cancellation Date | 2011-07-09 | ULS 1928487 | 2026-08-02 01:14:52 |