Universal Licensing System
WNTC378
WHYY INC
License details
| ULS identifier | 1019852 |
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| Call sign | WNTC378 |
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| Radio service | MG |
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| Status | C |
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| Grant date | 1991-04-11 |
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| Expiration | 1996-04-11 |
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| Cancellation | 1996-10-16 |
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| Frequency range | 18590 - 18790 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | PHILADELPHIA, PHILADELPHIA, PA |
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| Coordinates | 39.9581667, -75.2123889 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:48:12 |
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Licensee
| Name | WHYY INC |
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| Applicant type | C |
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| Location | PHILADELPHIA, PA |
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| Address | 150 N SIXTH ST, PHILADELPHIA, PA, 19106 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 18590.00000000 | | | | | |
| 1 | 4 | FXO | 18630.00000000 | | | | | |
| 1 | 2 | FXO | 18670.00000000 | | | | | |
| 1 | 3 | FXO | 18790.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 18590.00000000 | | 20M0F9W |
| 1 | 4 | 18630.00000000 | | 20M0F9W |
| 1 | 2 | 18670.00000000 | | 20M0F9W |
| 1 | 3 | 18790.00000000 | | 20M0F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 4548 MARKET ST, PHILADELPHIA, PHILADELPHIA, PA | 39.95816667, -75.21238889 | 24.400 m | | 12.200 m structure / 12.200 m overall | |
| 2 | R | | 39.95261111, -75.16766667 | 13.400 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | 44.7000 | 99.2000 | | |
| 1 | 2 | R | | | | 38.9000 | | | |
| 2 | 1 | T | | | V | 44.7000 | 99.2000 | | |
| 2 | 2 | R | | | | 38.9000 | | | |
| 3 | 1 | T | | | V | 44.7000 | 99.2000 | | |
| 3 | 2 | R | | | | 38.9000 | | | |
| 4 | 1 | T | | | V | 44.7000 | 99.2000 | | |
| 4 | 2 | R | | | | 38.9000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-08-14 | WNTC378 | LICCNV |
| 1996-10-16 | WNTC378 | LICAN |
| 1991-04-11 | WNTC378 | LIMOD |
| 1991-02-08 | WNTC378 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1019852 | 2026-08-02 02:48:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNTC378 | ULS 1019852 | 2026-08-02 02:48:12 |
| Status | C | ULS 1019852 | 2026-08-02 02:48:12 |
| Service | MG | ULS 1019852 | 2026-08-02 02:48:12 |
| Grant Date | 1991-04-11 | ULS 1019852 | 2026-08-02 02:48:12 |
| Expiration Date | 1996-04-11 | ULS 1019852 | 2026-08-02 02:48:12 |
| Cancellation Date | 1996-10-16 | ULS 1019852 | 2026-08-02 02:48:12 |