Universal Licensing System
WPMU724
HEADWAY TECHNOLOGIES
License details
| ULS identifier | 1801360 |
|---|
| Call sign | WPMU724 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1999-01-12 |
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| Expiration | 2004-01-12 |
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| Cancellation | 2004-03-14 |
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| Frequency range | 452.3375 - 457.4375 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | MILPITAS, SANTA CLARA, CA |
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| Coordinates | 37.4282778, -121.9066111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:15 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 452.33750000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 452.33750000 | | | 4.000000 | | |
| 1 | 1 | FB2 | 452.43750000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 452.43750000 | | | 4.000000 | | |
| 2 | 1 | MO | 457.33750000 | | | 4.000000 | | |
| 2 | 1 | MO | 457.43750000 | | | 4.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.33750000 | | 11K0F3E |
| 2 | 1 | 452.33750000 | | 11K0F3E |
| 1 | 1 | 452.43750000 | | 11K0F3E |
| 2 | 1 | 452.43750000 | | 11K0F3E |
| 2 | 1 | 457.33750000 | | 11K0F3E |
| 2 | 1 | 457.43750000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 678 S HILLVIEW DRIVE, MILPITAS, SANTA CLARA, CA | 37.42827778, -121.90661111 | 4.000 m | B | 13.000 m structure / 13.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 13.000 m | | | | -125.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 678 SOUTH HILL VIEW DRIVE, MILPITAS, CA | | 4089345300 |
License history
| Date | File or call sign | Action |
|---|
| 2004-03-14 | WPMU724 | LIEXP |
| 2003-10-20 | WPMU724 | LETRES |
| 2003-03-18 | WPMU724 | AUDOPR |
| 2003-03-13 | WPMU724 | LIAUA |
| 2000-11-23 | WPMU724 | LICCNV |
| 1999-01-12 | WPMU724 | LIISS |
| 1999-01-12 | WPMU724 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1801360 | 2026-08-02 01:16:15 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPMU724 | ULS 1801360 | 2026-08-02 01:16:15 |
| Status | E | ULS 1801360 | 2026-08-02 01:16:15 |
| Service | IG | ULS 1801360 | 2026-08-02 01:16:15 |
| Grant Date | 1999-01-12 | ULS 1801360 | 2026-08-02 01:16:15 |
| Expiration Date | 2004-01-12 | ULS 1801360 | 2026-08-02 01:16:15 |
| Cancellation Date | 2004-03-14 | ULS 1801360 | 2026-08-02 01:16:15 |