Universal Licensing System
WPJZ905
Johns Hopkins University Applied Physics Laboratory LLC
License details
| ULS identifier | 1743127 |
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| Call sign | WPJZ905 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2011-12-13 |
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| Expiration | 2021-12-27 |
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| Cancellation | 2016-03-04 |
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| Frequency range | 157.56 MHz |
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| Locations | 2 |
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| Representative location | LAUREL, HOWARD, MD |
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| Coordinates | 39.1640000, -76.8969167 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:18 |
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Licensee
| Name | Johns Hopkins University Applied Physics Laboratory LLC |
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| Applicant type | G |
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| FRN | 0005564471 |
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| Location | LAUREL, MD |
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| Address | 11100 Johns Hopkins Rd., LAUREL, MD, 20723 |
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| Phone | 2402287233 |
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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 | FB | 157.56000000 | | | 60.000000 | 60.000000 | |
| 2 | 1 | MO | 157.56000000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 157.56000000 | | 10K0F1D |
| 1 | 1 | 157.56000000 | | 20K0F2D |
| 1 | 1 | 157.56000000 | | 20K0F3E |
| 1 | 1 | 157.56000000 | | 20K0F1D |
| 1 | 1 | 157.56000000 | | 11K2F3E |
| 2 | 1 | 157.56000000 | | 20K0F3E |
| 2 | 1 | 157.56000000 | | 20K0F2D |
| 2 | 1 | 157.56000000 | | 20K0F1D |
| 2 | 1 | 157.56000000 | | 11K2F3E |
| 2 | 1 | 157.56000000 | | 10K0F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | BLDG 1 RM S401 JOHNS HOPKINS, LAUREL, HOWARD, MD | 39.16400000, -76.89691667 | 137.000 m | B | 152.000 m structure / 152.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 16.000 m | | | | 46.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 2 | 11100 JOHNS HOPKINS ROAD, LAUREL, MD | HOWARD | 3019530835 |
License history
| Date | File or call sign | Action |
|---|
| 2016-03-04 | WPJZ905 | LICAN |
| 2013-03-01 | WPJZ905 | LIMOD |
| 2012-11-21 | WPJZ905 | ESUAPR |
| 2011-12-13 | WPJZ905 | LIREN |
| 2011-11-27 | WPJZ905 | ESURNW |
| 2011-10-28 | WPJZ905 | ESURNW |
| 2011-10-03 | WPJZ905 | LETRES |
| 2011-09-28 | WPJZ905 | ESURNW |
| 2009-06-02 | WPJZ905 | LIAUA |
| 2009-06-01 | WPJZ905 | ESCAPR |
| 2006-11-03 | WPJZ905 | LIAUA |
| 2006-11-02 | WPJZ905 | ESCAPR |
| 2002-01-10 | WPJZ905 | LIAUA |
| 2001-10-23 | WPJZ905 | LIREN |
| 2001-10-18 | WPJZ905 | AUDOPR |
| 2001-10-01 | WPJZ905 | LETRES |
| 2000-11-23 | WPJZ905 | LICCNV |
| 1996-12-27 | WPJZ905 | AUTHPR |
| 1996-12-27 | WPJZ905 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1743127 | 2026-08-02 01:14:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPJZ905 | ULS 1743127 | 2026-08-02 01:14:18 |
| Status | C | ULS 1743127 | 2026-08-02 01:14:18 |
| Service | IG | ULS 1743127 | 2026-08-02 01:14:18 |
| Grant Date | 2011-12-13 | ULS 1743127 | 2026-08-02 01:14:18 |
| Expiration Date | 2021-12-27 | ULS 1743127 | 2026-08-02 01:14:18 |
| Cancellation Date | 2016-03-04 | ULS 1743127 | 2026-08-02 01:14:18 |