Universal Licensing System
WPOU412
Transmission Holdings, Inc.
License details
| ULS identifier | 1051045 |
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| Call sign | WPOU412 |
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| Radio service | MG |
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| Status | C |
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| Grant date | 1999-07-15 |
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| Expiration | 2009-07-15 |
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| Cancellation | 2005-09-01 |
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| Frequency range | 18142 - 22175 MHz (5 frequencies) |
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| Locations | 5 |
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| Representative location | LOS ALTOS, SANTA CLARA, CA |
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| Coordinates | 37.3360278, -122.0988333 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:42:38 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 18142.00000000 | 18580.00000000 | | | | |
| 1 | 2 | FXO | 18142.00000000 | 18580.00000000 | | | | |
| 1 | 3 | FXO | 18142.00000000 | 18580.00000000 | | | | |
| 1 | 6 | FXO | 22025.00000000 | | | | | |
| 1 | 4 | FXO | 22125.00000000 | | | | | |
| 1 | 5 | FXO | 22175.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 18142.00000000 | | 250KF3E |
| 1 | 1 | 18142.00000000 | | 5M75C3F |
| 1 | 1 | 18142.00000000 | | 100KN0N |
| 1 | 2 | 18142.00000000 | | 100KN0N |
| 1 | 2 | 18142.00000000 | | 250KF3E |
| 1 | 2 | 18142.00000000 | | 5M75C3F |
| 1 | 3 | 18142.00000000 | | 100KN0N |
| 1 | 3 | 18142.00000000 | | 5M75C3F |
| 1 | 3 | 18142.00000000 | | 250KF3E |
| 1 | 6 | 22025.00000000 | | 10M0F7W |
| 1 | 4 | 22125.00000000 | | 10M0F7W |
| 1 | 5 | 22175.00000000 | | 10M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 10710 MORA DR, LOS ALTOS, SANTA CLARA, CA | 37.33602778, -122.09883333 | 176.200 m | | 9.100 m structure / 9.100 m overall | |
| 2 | R | | 37.34102778, -122.03494444 | 59.700 m | | | |
| 3 | R | | 37.36436111, -122.01744444 | 29.000 m | | | |
| 4 | R | | 37.35575000, -121.95744444 | 6.700 m | | | |
| 5 | R | | 37.32075000, -122.14216667 | 788.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 48.0000 | 84.4000 | | |
| 1 | 2 | R | | | | 48.0000 | | | |
| 1 | 3 | R | | | | 44.5000 | | | |
| 1 | 4 | R | | | | 50.3000 | | | |
| 1 | 5 | R | | | | 49.1000 | | | |
| 2 | 1 | T | | | H | 48.0000 | 66.4000 | | |
| 2 | 2 | R | | | | 49.1000 | | | |
| 2 | 3 | R | | | | 45.7000 | | | |
| 3 | 1 | T | | | V | 48.0000 | 80.1000 | | |
| 4 | 1 | T | | | H | 49.1000 | 246.2000 | | |
| 5 | 1 | T | | | V | 49.1000 | 84.4000 | | |
| 6 | 1 | T | | | V | 49.1000 | 66.4000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2005-09-02 | WPOU412 | LICAN |
| 2005-09-01 | WPOU412 | ESUAPR |
| 2002-03-29 | WPOU412 | LIAUA |
| 2002-01-31 | WPOU412 | LITRAN |
| 2000-10-23 | WPOU412 | LITRAN |
| 2000-01-21 | WPOU412 | LITRAN |
| 1999-08-14 | WPOU412 | LICCNV |
| 1999-07-15 | WPOU412 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1051045 | 2026-08-02 02:42:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPOU412 | ULS 1051045 | 2026-08-02 02:42:38 |
| Status | C | ULS 1051045 | 2026-08-02 02:42:38 |
| Service | MG | ULS 1051045 | 2026-08-02 02:42:38 |
| Grant Date | 1999-07-15 | ULS 1051045 | 2026-08-02 02:42:38 |
| Expiration Date | 2009-07-15 | ULS 1051045 | 2026-08-02 02:42:38 |
| Cancellation Date | 2005-09-01 | ULS 1051045 | 2026-08-02 02:42:38 |