Universal Licensing System
WRMH494
TowerStream Corp
License details
| ULS identifier | 4434200 |
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| Call sign | WRMH494 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2021-04-09 |
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| Expiration | 2031-04-09 |
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| Cancellation | 2022-09-30 |
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| Frequency range | 21475 MHz |
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| Locations | 2 |
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| Representative location | Boston, SUFFOLK, MA |
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| Coordinates | 42.3318611, -71.0509444 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:29 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 21475.00000000 | | | | | |
| 1 | 1 | FXO | 21475.00000000 | | | | | |
| 1 | 1 | FXO | 21475.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 21475.00000000 | | 42M6D7W |
| 1 | 1 | 21475.00000000 | | 45M2D7W |
| 1 | 1 | 21475.00000000 | | 45M8D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 265 East 9th St, Boston, SUFFOLK, MA | 42.33186111, -71.05094444 | 5.800 m | POLE | 5.000 m structure / 5.000 m overall | |
| 2 | R | | 42.34722222, -71.08250000 | 3.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | COMMSCOPE VHLP1-23C | | V | 35.6000 | 303.3000 | | |
| 1 | 2 | R | COMMSCOPE VHLP1-23C | | | 35.6000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2022-10-01 | WRMH494 | LICAN |
| 2022-09-26 | WRMH494 | LETCNS |
| 2021-04-09 | WRMH494 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4434200 | 2026-08-02 02:47:29 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRMH494 | ULS 4434200 | 2026-08-02 02:47:29 |
| Status | C | ULS 4434200 | 2026-08-02 02:47:29 |
| Service | CF | ULS 4434200 | 2026-08-02 02:47:29 |
| Grant Date | 2021-04-09 | ULS 4434200 | 2026-08-02 02:47:29 |
| Expiration Date | 2031-04-09 | ULS 4434200 | 2026-08-02 02:47:29 |
| Cancellation Date | 2022-09-30 | ULS 4434200 | 2026-08-02 02:47:29 |