Universal Licensing System
WPOC454
J & J MAINTENANCE INC
License details
| ULS identifier | 1811733 |
|---|
| Call sign | WPOC454 |
|---|
| Radio service | IG |
|---|
| Status | E |
|---|
| Grant date | 1999-02-26 |
|---|
| Expiration | 2004-02-26 |
|---|
| Cancellation | 2004-05-02 |
|---|
| Frequency range | 461.9 - 466.9 MHz (2 frequencies) |
|---|
| Locations | 4 |
|---|
| Representative location | HONOLULU, HONOLULU, HI |
|---|
| Coordinates | 21.3471111, -157.8930833 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:26:56 |
|---|
Licensee
| Name | J & J MAINTENANCE INC |
|---|
| Applicant type | C |
|---|
| Location | AUSTIN, TX |
|---|
| Address | 3755 CAPITAL OF TEXAS HWY S S-355, AUSTIN, TX, 787047916 |
|---|
| Phone | 5124447271 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 461.90000000 | | | 100.000000 | 63.000000 | |
| 3 | 1 | MO | 461.90000000 | | | 5.000000 | | |
| 4 | 1 | FX1 | 461.90000000 | | | 45.000000 | | |
| 3 | 1 | MO | 466.90000000 | | | 5.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.90000000 | | 20K0F3E |
| 3 | 1 | 461.90000000 | | 20K0F3E |
| 4 | 1 | 461.90000000 | | 20K0F3E |
| 3 | 1 | 466.90000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1 JARRETT WHITE RD, HONOLULU, HONOLULU, HI | 21.34711111, -157.89308333 | 79.000 m | B | 20.000 m structure / 21.000 m overall | N |
| 2 | T | HI | | | | | |
| 3 | T | | | | | | |
| 4 | T | HI | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 21.000 m | | | | -51.000 | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1 JARRETT WHITE RD, HONOLULU, HI | | 8084336661 |
License history
| Date | File or call sign | Action |
|---|
| 2004-05-02 | WPOC454 | LIEXP |
| 2003-12-01 | WPOC454 | LETRES |
| 2002-02-25 | WPOC454 | AUDOPR |
| 2000-11-23 | WPOC454 | LICCNV |
| 1999-02-26 | WPOC454 | AUTHPR |
| 1999-02-26 | WPOC454 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1811733 | 2026-08-02 01:26:56 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPOC454 | ULS 1811733 | 2026-08-02 01:26:56 |
| Status | E | ULS 1811733 | 2026-08-02 01:26:56 |
| Service | IG | ULS 1811733 | 2026-08-02 01:26:56 |
| Grant Date | 1999-02-26 | ULS 1811733 | 2026-08-02 01:26:56 |
| Expiration Date | 2004-02-26 | ULS 1811733 | 2026-08-02 01:26:56 |
| Cancellation Date | 2004-05-02 | ULS 1811733 | 2026-08-02 01:26:56 |