Universal Licensing System
WRCB739
CORNERSTONE MFG & DIST, INC
License details
| ULS identifier | 4075527 |
|---|
| Call sign | WRCB739 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2018-08-20 |
|---|
| Expiration | 2028-08-20 |
|---|
| Frequency range | 451.8 - 469.5 MHz (7 frequencies) |
|---|
| Locations | 1 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:22:03 |
|---|
Licensee
| Name | CORNERSTONE MFG & DIST, INC |
|---|
| Applicant type | C |
|---|
| FRN | 0027522952 |
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| Location | MIRA LOMA, CA |
|---|
| Address | 3401 ETIWANDA AVE #931B, MIRA LOMA, CA, 91752 |
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| Phone | 9513600850 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2I | 451.80000000 | | | 25.000000 | 35.000000 | |
| 1 | 1 | MOI | 451.80000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MOI | 456.80000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MOI | 461.03750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MOI | 461.11250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2I | 464.50000000 | | | 25.000000 | 35.000000 | |
| 1 | 1 | MOI | 464.50000000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MOI | 464.51250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MOI | 469.50000000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.80000000 | | 11K2F1D |
| 1 | 1 | 451.80000000 | | 4K00F1D |
| 1 | 1 | 451.80000000 | | 4K00F1E |
| 1 | 1 | 451.80000000 | | 11K2F3E |
| 1 | 1 | 451.80000000 | | 4K00F1E |
| 1 | 1 | 451.80000000 | | 11K2F1D |
| 1 | 1 | 451.80000000 | | 4K00F1D |
| 1 | 1 | 451.80000000 | | 11K2F3E |
| 1 | 1 | 456.80000000 | | 11K2F1D |
| 1 | 1 | 456.80000000 | | 4K00F1E |
| 1 | 1 | 456.80000000 | | 4K00F1D |
| 1 | 1 | 456.80000000 | | 11K2F3E |
| 1 | 1 | 461.03750000 | | 11K2F1D |
| 1 | 1 | 461.03750000 | | 4K00F1D |
| 1 | 1 | 461.03750000 | | 4K00F1E |
| 1 | 1 | 461.03750000 | | 11K2F3E |
| 1 | 1 | 461.11250000 | | 11K2F1D |
| 1 | 1 | 461.11250000 | | 4K00F1E |
| 1 | 1 | 461.11250000 | | 4K00F1D |
| 1 | 1 | 461.11250000 | | 11K2F3E |
| 1 | 1 | 464.50000000 | | 4K00F1D |
| 1 | 1 | 464.50000000 | | 11K2F1D |
| 1 | 1 | 464.50000000 | | 11K2F3E |
| 1 | 1 | 464.50000000 | | 4K00F1E |
| 1 | 1 | 464.50000000 | | 11K2F3E |
| 1 | 1 | 464.50000000 | | 4K00F1E |
| 1 | 1 | 464.50000000 | | 4K00F1D |
| 1 | 1 | 464.50000000 | | 11K2F1D |
| 1 | 1 | 464.51250000 | | 11K2F3E |
| 1 | 1 | 464.51250000 | | 4K00F1E |
| 1 | 1 | 464.51250000 | | 11K2F1D |
| 1 | 1 | 464.51250000 | | 4K00F1D |
| 1 | 1 | 469.50000000 | | 11K2F3E |
| 1 | 1 | 469.50000000 | | 4K00F1D |
| 1 | 1 | 469.50000000 | | 4K00F1E |
| 1 | 1 | 469.50000000 | | 11K2F1D |
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 | 3401 ETIWANDA, JURUPA VALLEY, CA | RIVERSIDE | 9513600850 |
License history
| Date | File or call sign | Action |
|---|
| 2018-08-20 | WRCB739 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4075527 | 2026-08-02 01:22:03 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRCB739 | ULS 4075527 | 2026-08-02 01:22:03 |
| Status | A | ULS 4075527 | 2026-08-02 01:22:03 |
| Service | IG | ULS 4075527 | 2026-08-02 01:22:03 |
| Grant Date | 2018-08-20 | ULS 4075527 | 2026-08-02 01:22:03 |
| Expiration Date | 2028-08-20 | ULS 4075527 | 2026-08-02 01:22:03 |