Universal Licensing System
WQDD448
GEMMA POWER SYSTEMS, LLC
License details
| ULS identifier | 2737048 |
|---|
| Call sign | WQDD448 |
|---|
| Radio service | IG |
|---|
| Status | E |
|---|
| Grant date | 2015-06-03 |
|---|
| Expiration | 2025-07-28 |
|---|
| Cancellation | 2025-09-27 |
|---|
| Frequency range | 451.8125 - 469.55 MHz (16 frequencies) |
|---|
| Locations | 1 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:17:19 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MOI | 451.81250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 456.81250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 461.03750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 461.16250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 461.28750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 464.48750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 464.50000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 464.55000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 466.03750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 466.16250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 466.28750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 467.85000000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MOI | 467.90000000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MOI | 469.48750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 469.50000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 469.55000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.81250000 | | 11K2F3E |
| 1 | 1 | 456.81250000 | | 11K2F3E |
| 1 | 1 | 461.03750000 | | 11K2F3E |
| 1 | 1 | 461.16250000 | | 11K2F3E |
| 1 | 1 | 461.28750000 | | 11K2F3E |
| 1 | 1 | 464.48750000 | | 11K2F3E |
| 1 | 1 | 464.50000000 | | 11K2F3E |
| 1 | 1 | 464.55000000 | | 11K2F3E |
| 1 | 1 | 466.03750000 | | 11K2F3E |
| 1 | 1 | 466.16250000 | | 11K2F3E |
| 1 | 1 | 466.28750000 | | 11K2F3E |
| 1 | 1 | 467.85000000 | | 11K2F3E |
| 1 | 1 | 467.90000000 | | 11K2F3E |
| 1 | 1 | 469.48750000 | | 11K2F3E |
| 1 | 1 | 469.50000000 | | 11K2F3E |
| 1 | 1 | 469.55000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 769 Hebron Ave, GLASTONBURY, CT | TOLLAND | 8606590509 |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-27 | WQDD448 | LIEXP |
| 2025-05-05 | WQDD448 | LETRES |
| 2015-06-03 | WQDD448 | LIREN |
| 2015-06-01 | WQDD448 | ESUAPR |
| 2015-05-04 | WQDD448 | LETRES |
| 2015-04-29 | WQDD448 | LIMOD |
| 2014-08-05 | WQDD448 | LIMOD |
| 2005-07-28 | WQDD448 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2737048 | 2026-08-02 01:17:19 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDD448 | ULS 2737048 | 2026-08-02 01:17:19 |
| Status | E | ULS 2737048 | 2026-08-02 01:17:19 |
| Service | IG | ULS 2737048 | 2026-08-02 01:17:19 |
| Grant Date | 2015-06-03 | ULS 2737048 | 2026-08-02 01:17:19 |
| Expiration Date | 2025-07-28 | ULS 2737048 | 2026-08-02 01:17:19 |
| Cancellation Date | 2025-09-27 | ULS 2737048 | 2026-08-02 01:17:19 |