Universal Licensing System
KNAC534
BACK BAY SIGN CO INC
License details
| ULS identifier | 1613284 |
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| Call sign | KNAC534 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1996-09-16 |
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| Expiration | 2001-12-04 |
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| Cancellation | 2002-05-05 |
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| Frequency range | 464.05 - 469.05 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | BOSTON, SUFFOLK, MA |
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| Coordinates | 42.3487222, -71.0758889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:27:42 |
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Licensee
| Name | BACK BAY SIGN CO INC |
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| Applicant type | C |
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| Location | SOMERVILLE, MA |
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| Address | 236 PEARL ST, SOMERVILLE, MA, 02145 |
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| Phone | 6176665550 |
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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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| 2 | 1 | FB4 | 464.05000000 | | | 75.000000 | 200.000000 | |
| 1 | 1 | FX1 | 469.05000000 | | | 20.000000 | 50.000000 | |
| 3 | 1 | MO | 469.05000000 | | | 20.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 464.05000000 | | 20K0F3E |
| 1 | 1 | 469.05000000 | | 20K0F3E |
| 3 | 1 | 469.05000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MA | | | | | |
| 2 | T | 200 CLARENDON ST, BOSTON, SUFFOLK, MA | 42.34872222, -71.07588889 | 5.000 m | | | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 249.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 236 PEARL ST, SOMERVILLE, MA | | 6176665550 |
License history
| Date | File or call sign | Action |
|---|
| 2002-05-05 | KNAC534 | LIEXP |
| 2001-09-10 | KNAC534 | LETRES |
| 2001-08-20 | KNAC534 | LETAUS |
| 2000-11-22 | KNAC534 | LICCNV |
| 1996-09-16 | KNAC534 | LIREN |
| 1996-09-16 | KNAC534 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1613284 | 2026-08-02 01:27:42 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNAC534 | ULS 1613284 | 2026-08-02 01:27:42 |
| Status | E | ULS 1613284 | 2026-08-02 01:27:42 |
| Service | IG | ULS 1613284 | 2026-08-02 01:27:42 |
| Grant Date | 1996-09-16 | ULS 1613284 | 2026-08-02 01:27:42 |
| Expiration Date | 2001-12-04 | ULS 1613284 | 2026-08-02 01:27:42 |
| Cancellation Date | 2002-05-05 | ULS 1613284 | 2026-08-02 01:27:42 |