Universal Licensing System
WRJN681
MASTER METER INC.
License details
| ULS identifier | 4338415 |
|---|
| Call sign | WRJN681 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2020-09-30 |
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| Expiration | 2030-09-30 |
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| Frequency range | 463.59375 - 469.78125 MHz (4 frequencies) |
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| Locations | 4 |
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| Representative location | SPRINGFIELD, EFFINGHAM, GA |
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| Coordinates | 32.3623056, -81.1796389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:19:48 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | FXO | 463.59375000 | | | 20.000000 | 20.000000 | |
| 4 | 1 | MO | 463.59375000 | | | 20.000000 | 20.000000 | |
| 1 | 1 | FXO | 464.78125000 | | | 20.000000 | 20.000000 | |
| 2 | 1 | MO | 464.78125000 | | | 20.000000 | 20.000000 | |
| 4 | 1 | MO | 468.59375000 | | | 20.000000 | 20.000000 | |
| 2 | 1 | MO | 469.78125000 | | | 20.000000 | 20.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 463.59375000 | | 5K10F2D |
| 4 | 1 | 463.59375000 | | 5K10F2D |
| 1 | 1 | 464.78125000 | | 5K10F2D |
| 2 | 1 | 464.78125000 | | 5K10F2D |
| 4 | 1 | 468.59375000 | | 5K10F2D |
| 2 | 1 | 469.78125000 | | 5K10F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 130 1ST ST EXT, SPRINGFIELD, EFFINGHAM, GA | 32.36230556, -81.17963889 | 5.000 m | TANK | 44.200 m structure / 47.300 m overall | |
| 2 | T | | | | | | |
| 3 | T | INDUSTRIAL BLVD, SPRINGFIELD, EFFINGHAM, GA | 32.33736111, -81.25458333 | 20.000 m | TANK | 44.200 m structure / 47.300 m overall | |
| 4 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 47.300 m | | | | 41.600 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 47.300 m | | | | 53.200 | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 101 REGENCY PARKWAY, MANSFIELD, TX | TARRANT | 8178428113 |
License history
| Date | File or call sign | Action |
|---|
| 2021-06-29 | WRJN681 | LETCNS |
| 2020-09-30 | WRJN681 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4338415 | 2026-08-02 01:19:48 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRJN681 | ULS 4338415 | 2026-08-02 01:19:48 |
| Status | A | ULS 4338415 | 2026-08-02 01:19:48 |
| Service | IG | ULS 4338415 | 2026-08-02 01:19:48 |
| Grant Date | 2020-09-30 | ULS 4338415 | 2026-08-02 01:19:48 |
| Expiration Date | 2030-09-30 | ULS 4338415 | 2026-08-02 01:19:48 |