Universal Licensing System
WRTT822
Asahi-America, Inc
License details
| ULS identifier | 4639273 |
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| Call sign | WRTT822 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2022-07-23 |
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| Expiration | 2032-07-23 |
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| Frequency range | 452.7625 - 457.8625 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | Lawrence, ESSEX, MA |
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| Coordinates | 42.6870833, -71.1818333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:53 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.76250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.86250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.18750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.76250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.86250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.76250000 | | 11K2F3E |
| 1 | 1 | 452.76250000 | | 11K2F1D |
| 1 | 1 | 452.86250000 | | 11K2F3E |
| 1 | 1 | 452.86250000 | | 11K2F1D |
| 1 | 1 | 457.18750000 | | 11K2F3E |
| 1 | 1 | 457.18750000 | | 11K2F1D |
| 1 | 1 | 457.76250000 | | 11K2F1D |
| 1 | 1 | 457.76250000 | | 11K2F3E |
| 1 | 1 | 457.86250000 | | 11K2F3E |
| 1 | 1 | 457.86250000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Lawrence, ESSEX, MA | 42.68708333, -71.18183333 | | | | |
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 | 655 Andover St, Lawrence, MA | ESSEX | 7813215409 |
License history
| Date | File or call sign | Action |
|---|
| 2022-07-23 | WRTT822 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4639273 | 2026-08-02 01:23:53 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTT822 | ULS 4639273 | 2026-08-02 01:23:53 |
| Status | A | ULS 4639273 | 2026-08-02 01:23:53 |
| Service | IG | ULS 4639273 | 2026-08-02 01:23:53 |
| Grant Date | 2022-07-23 | ULS 4639273 | 2026-08-02 01:23:53 |
| Expiration Date | 2032-07-23 | ULS 4639273 | 2026-08-02 01:23:53 |