Universal Licensing System
WPQB743
TOPCON POSITIONING SYSTEMS, INC.
License details
| ULS identifier | 1823604 |
|---|
| Call sign | WPQB743 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2025-03-25 |
|---|
| Expiration | 2035-05-11 |
|---|
| Frequency range | 461.025 - 464.75 MHz (14 frequencies) |
|---|
| Locations | 2 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:25:55 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FBT | 461.02500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 461.07500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 461.10000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 462.12500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 462.37500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 462.40000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | FBI | 464.50000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | FBI | 464.55000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.60000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.62500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.65000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.70000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.72500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 464.75000000 | | | 35.000000 | 35.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.02500000 | | 11K2F1D |
| 1 | 1 | 461.07500000 | | 11K2F1D |
| 1 | 1 | 461.10000000 | | 11K2F1D |
| 1 | 1 | 462.12500000 | | 11K2F1D |
| 1 | 1 | 462.37500000 | | 11K2F1D |
| 1 | 1 | 462.40000000 | | 11K2F1D |
| 2 | 1 | 464.50000000 | | 11K2F1D |
| 2 | 1 | 464.55000000 | | 11K2F1D |
| 1 | 1 | 464.60000000 | | 11K2F1D |
| 1 | 1 | 464.62500000 | | 11K2F1D |
| 1 | 1 | 464.65000000 | | 11K2F1D |
| 1 | 1 | 464.70000000 | | 11K2F1D |
| 1 | 1 | 464.72500000 | | 11K2F1D |
| 1 | 1 | 464.75000000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | N |
| 2 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 7400 National Drive, Livermore, CA | ALAMEDA | 9252458300 |
License history
| Date | File or call sign | Action |
|---|
| 2025-11-17 | WPQB743 | LITRAN |
| 2025-03-25 | WPQB743 | LIREN |
| 2025-02-17 | WPQB743 | LETRES |
| 2015-03-27 | WPQB743 | LIMOD |
| 2015-03-10 | WPQB743 | LIREN |
| 2015-03-10 | WPQB743 | LIMOD |
| 2015-03-04 | WPQB743 | LTSAPR |
| 2015-02-16 | WPQB743 | LETRES |
| 2013-02-21 | WPQB743 | LIMOD |
| 2012-11-16 | WPQB743 | ESCAPR |
| 2005-02-17 | WPQB743 | LIAUA |
| 2005-02-16 | WPQB743 | LIREN |
| 2005-02-16 | WPQB743 | ESCAPR |
| 2005-02-15 | WPQB743 | ESCAPR |
| 2005-02-07 | WPQB743 | LTSFRN |
| 2000-11-23 | WPQB743 | LICCNV |
| 2000-05-11 | WPQB743 | LIISS |
| 2000-05-11 | WPQB743 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1823604 | 2026-08-02 01:25:55 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPQB743 | ULS 1823604 | 2026-08-02 01:25:55 |
| Status | A | ULS 1823604 | 2026-08-02 01:25:55 |
| Service | IG | ULS 1823604 | 2026-08-02 01:25:55 |
| Grant Date | 2025-03-25 | ULS 1823604 | 2026-08-02 01:25:55 |
| Expiration Date | 2035-05-11 | ULS 1823604 | 2026-08-02 01:25:55 |