Universal Licensing System
WQDZ704
Speedread Technologies
License details
| ULS identifier | 2768647 |
|---|
| Call sign | WQDZ704 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2005-12-08 |
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| Expiration | 2015-12-08 |
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| Cancellation | 2016-02-13 |
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| Frequency range | 451.1875 MHz |
|---|
| Locations | 1 |
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| Representative location | Cambridge, MIDDLESEX, MA |
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| Coordinates | 42.3731667, -71.1208056 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:14 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.18750000 | | | 0.500000 | 0.100000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.18750000 | | 11K0F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Cambridge, MIDDLESEX, MA | 42.37316667, -71.12080556 | | | | |
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 | 3901 W. 86th #410, Indianapolis, IN | MARION | 3178244544 |
License history
| Date | File or call sign | Action |
|---|
| 2016-02-13 | WQDZ704 | LIEXP |
| 2015-09-14 | WQDZ704 | LETRES |
| 2009-12-03 | WQDZ704 | LIAUA |
| 2009-12-02 | WQDZ704 | ESCAPR |
| 2005-12-08 | WQDZ704 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2768647 | 2026-08-02 01:16:14 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDZ704 | ULS 2768647 | 2026-08-02 01:16:14 |
| Status | E | ULS 2768647 | 2026-08-02 01:16:14 |
| Service | IG | ULS 2768647 | 2026-08-02 01:16:14 |
| Grant Date | 2005-12-08 | ULS 2768647 | 2026-08-02 01:16:14 |
| Expiration Date | 2015-12-08 | ULS 2768647 | 2026-08-02 01:16:14 |
| Cancellation Date | 2016-02-13 | ULS 2768647 | 2026-08-02 01:16:14 |