Universal Licensing System
WRCH753
Limitless Specialty Services, LLC
License details
| ULS identifier | 4088414 |
|---|
| Call sign | WRCH753 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2018-10-04 |
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| Expiration | 2028-10-04 |
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| Frequency range | 451.4625 - 469.975 MHz (12 frequencies) |
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| Locations | 2 |
|---|
| Representative location | Redwood City, SAN MATEO, CA |
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| Coordinates | 37.4907778, -122.2204444 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:21 |
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Licensee
| Name | Limitless Specialty Services, LLC |
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| Applicant type | L |
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| FRN | 0027801547 |
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| Location | San Francisco, CA |
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| Address | 394 Pacific Avenue 2nd Floor, San Francisco, CA, 94111 |
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| Phone | 6507962802 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.46250000 | | | 20.000000 | 20.000000 | |
| 2 | 1 | MO | 451.46250000 | | | 4.000000 | 4.000000 | |
| 5 | 1 | MOI | 451.81250000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 456.46250000 | | | 4.000000 | 4.000000 | |
| 5 | 1 | MOI | 456.81250000 | | | 5.000000 | 5.000000 | |
| 6 | 1 | FB2 | 461.15000000 | | | 40.000000 | 45.000000 | |
| 7 | 1 | MO | 461.15000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 461.70000000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MO | 461.70000000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | FB2 | 463.31250000 | | | 35.000000 | 50.000000 | |
| 1 | 1 | FB2 | 464.97500000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MO | 464.97500000 | | | 5.000000 | 5.000000 | |
| 7 | 1 | MO | 466.15000000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 466.70000000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 468.31250000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 469.97500000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.46250000 | | 7K60FXE |
| 1 | 1 | 451.46250000 | | 7K60FXD |
| 2 | 1 | 451.46250000 | | 7K60FXD |
| 2 | 1 | 451.46250000 | | 7K60FXE |
| 5 | 1 | 451.81250000 | | 11K2F1E |
| 2 | 1 | 456.46250000 | | 7K60FXE |
| 2 | 1 | 456.46250000 | | 7K60FXD |
| 5 | 1 | 456.81250000 | | 11K2F1E |
| 6 | 1 | 461.15000000 | | 11K2F1E |
| 7 | 1 | 461.15000000 | | 11K2F1E |
| 1 | 1 | 461.70000000 | | 7K60FXE |
| 1 | 1 | 461.70000000 | | 7K60FXD |
| 2 | 1 | 461.70000000 | | 7K60FXD |
| 2 | 1 | 461.70000000 | | 7K60FXE |
| 3 | 1 | 463.31250000 | | 11K2F1E |
| 1 | 1 | 464.97500000 | | 7K60FXD |
| 1 | 1 | 464.97500000 | | 7K60FXE |
| 2 | 1 | 464.97500000 | | 7K60FXE |
| 2 | 1 | 464.97500000 | | 7K60FXD |
| 7 | 1 | 466.15000000 | | 11K2F1E |
| 2 | 1 | 466.70000000 | | 7K60FXD |
| 2 | 1 | 466.70000000 | | 7K60FXE |
| 4 | 1 | 468.31250000 | | 11K2F1E |
| 2 | 1 | 469.97500000 | | 7K60FXD |
| 2 | 1 | 469.97500000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Building One, Kilauea, KAUAI, HI | 22.19686111, -159.35363889 | 93.000 m | B | 6.100 m structure / 6.100 m overall | |
| 2 | T | | | | | | |
| 3 | T | 2340 Sunnyside Lane, Tahoe City, PLACER, CA | 39.13163889, -120.15372222 | 1901.000 m | BANT | 6.000 m structure / 7.000 m overall | N |
| 4 | T | | | | | | N |
| 5 | T | | | | | | N |
| 6 | T | 1260 Oddstad Dr., Redwood City, SAN MATEO, CA | 37.49077778, -122.22044444 | 3.000 m | BANT | 3.000 m structure / 4.000 m overall | N |
| 7 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 3.000 m | | | | 6.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 7.000 m | | | | -142.200 | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | | | | | | |
| 1 | 6 | T | | 4.000 m | | | | -75.800 | |
| 1 | 7 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 394 Pacific Avenue, San Francisco, CA | SAN FRANCISCO | 6507962802 |
License history
| Date | File or call sign | Action |
|---|
| 2026-05-05 | WRCH753 | LETCNS |
| 2025-08-04 | WRCH753 | LIMOD |
| 2024-04-16 | WRCH753 | LETCNS |
| 2023-07-14 | WRCH753 | LIMOD |
| 2021-06-17 | WRCH753 | LIMOD |
| 2018-10-04 | WRCH753 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4088414 | 2026-08-02 01:22:21 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRCH753 | ULS 4088414 | 2026-08-02 01:22:21 |
| Status | A | ULS 4088414 | 2026-08-02 01:22:21 |
| Service | IG | ULS 4088414 | 2026-08-02 01:22:21 |
| Grant Date | 2018-10-04 | ULS 4088414 | 2026-08-02 01:22:21 |
| Expiration Date | 2028-10-04 | ULS 4088414 | 2026-08-02 01:22:21 |