Universal Licensing System
WRFF620
Linde Inc.
License details
| ULS identifier | 4252938 |
|---|
| Call sign | WRFF620 |
|---|
| Radio service | IG |
|---|
| Status | C |
|---|
| Grant date | 2020-02-20 |
|---|
| Expiration | 2030-02-20 |
|---|
| Cancellation | 2021-05-11 |
|---|
| Frequency range | 451.8 - 469.5625 MHz (5 frequencies) |
|---|
| Locations | 1 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:24:58 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MOI | 451.80000000 | | | 5.000000 | 4.000000 | |
| 1 | 1 | MOI | 456.80000000 | | | 5.000000 | 4.000000 | |
| 1 | 1 | MOI | 464.48750000 | | | 5.000000 | 4.000000 | |
| 1 | 1 | MOI | 464.56250000 | | | 5.000000 | 4.000000 | |
| 1 | 1 | MOI | 469.56250000 | | | 5.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.80000000 | | 11K2F3E |
| 1 | 1 | 456.80000000 | | 11K2F3E |
| 1 | 1 | 464.48750000 | | 11K2F3E |
| 1 | 1 | 464.56250000 | | 11K2F3E |
| 1 | 1 | 469.56250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1585 Sawdust Rd., Suite 300, The Woodlands, TX | MONTGOMERY | 8327026271 |
License history
| Date | File or call sign | Action |
|---|
| 2021-05-12 | WRFF620 | LICAN |
| 2020-09-26 | WRFF620 | LIAUA |
| 2020-02-20 | WRFF620 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4252938 | 2026-08-02 01:24:58 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRFF620 | ULS 4252938 | 2026-08-02 01:24:58 |
| Status | C | ULS 4252938 | 2026-08-02 01:24:58 |
| Service | IG | ULS 4252938 | 2026-08-02 01:24:58 |
| Grant Date | 2020-02-20 | ULS 4252938 | 2026-08-02 01:24:58 |
| Expiration Date | 2030-02-20 | ULS 4252938 | 2026-08-02 01:24:58 |
| Cancellation Date | 2021-05-11 | ULS 4252938 | 2026-08-02 01:24:58 |