Universal Licensing System
WQJZ884
THE JOHNS HOPKINS UNIVERSITY APPLIED PHYSICS LABORATORY LLC
License details
| ULS identifier | 3082488 |
|---|---|
| Call sign | WQJZ884 |
| Radio service | IG |
| Status | A |
| Grant date | 2018-12-21 |
| Expiration | 2029-03-02 |
| Frequency range | 151.55 - 159.72 MHz (12 frequencies) |
| Locations | 6 |
| Representative location | FULTON, HOWARD, MD |
| Coordinates | 39.1586667, -76.8996944 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:14:18 |
Licensee
| Name | THE JOHNS HOPKINS UNIVERSITY APPLIED PHYSICS LABORATORY LLC |
|---|---|
| Applicant type | C |
| FRN | 0005564471 |
| Location | LAUREL, MD |
| Address | 11100 JOHNS HOPKINS ROAD, LAUREL, MD, 20723 |
| Phone | 2405923775 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 5 | 1 | FB2 | 151.55000000 | 40.000000 | 70.000000 | |||
| 6 | 1 | MO | 151.55000000 | 5.000000 | 5.000000 | |||
| 1 | 1 | FB2 | 151.59500000 | 40.000000 | 70.000000 | |||
| 2 | 1 | MO | 151.59500000 | 5.000000 | 5.000000 | |||
| 7 | 1 | FB2 | 152.34500000 | 40.000000 | 40.000000 | |||
| 8 | 1 | MO | 152.34500000 | 20.000000 | 20.000000 | |||
| 3 | 1 | FB2 | 152.39000000 | 40.000000 | 70.000000 | |||
| 4 | 1 | MO | 152.39000000 | 5.000000 | 5.000000 | |||
| 9 | 1 | FB2 | 152.39750000 | 40.000000 | 40.000000 | |||
| 10 | 1 | MO | 152.39750000 | 20.000000 | 20.000000 | |||
| 11 | 1 | FB2 | 154.50500000 | 40.000000 | 40.000000 | |||
| 12 | 1 | MO | 154.50500000 | 20.000000 | 20.000000 | |||
| 8 | 1 | MO | 157.60500000 | 20.000000 | 20.000000 | |||
| 4 | 1 | MO | 157.65000000 | 5.000000 | 5.000000 | |||
| 10 | 1 | MO | 157.65750000 | 20.000000 | 20.000000 | |||
| 6 | 1 | MO | 159.54000000 | 5.000000 | 5.000000 | |||
| 12 | 1 | MO | 159.66000000 | 20.000000 | 20.000000 | |||
| 2 | 1 | MO | 159.72000000 | 5.000000 | 5.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 5 | 1 | 151.55000000 | 7K60FXE | |
| 6 | 1 | 151.55000000 | 7K60FXE | |
| 1 | 1 | 151.59500000 | 7K60FXE | |
| 2 | 1 | 151.59500000 | 7K60FXE | |
| 7 | 1 | 152.34500000 | 7K60FXE | |
| 8 | 1 | 152.34500000 | 7K60FXE | |
| 3 | 1 | 152.39000000 | 7K60FXE | |
| 4 | 1 | 152.39000000 | 7K60FXE | |
| 9 | 1 | 152.39750000 | 7K60FXE | |
| 10 | 1 | 152.39750000 | 7K60FXE | |
| 11 | 1 | 154.50500000 | 7K60FXE | |
| 12 | 1 | 154.50500000 | 7K60FXE | |
| 8 | 1 | 157.60500000 | 7K60FXE | |
| 4 | 1 | 157.65000000 | 7K60FXE | |
| 10 | 1 | 157.65750000 | 7K60FXE | |
| 6 | 1 | 159.54000000 | 7K60FXE | |
| 12 | 1 | 159.66000000 | 7K60FXE | |
| 2 | 1 | 159.72000000 | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | 11100 JOHNS HOPKINS RD, LAUREL, HOWARD, MD | 39.16677778, -76.89691667 | 120.000 m | LTOWER | 40.000 m structure / 43.000 m overall | N | |
| 2 | |||||||
| 3 | 7651 MONTPELIER ROAD, LAUREL, HOWARD, MD | 39.16269444, -76.89188889 | 123.700 m | B | 24.300 m structure / 24.300 m overall | N | |
| 4 | N | ||||||
| 5 | 11101 JOHNS HIPKINS ROAD, LAUREL, HOWARD, MD | 39.15961111, -76.89944444 | 125.500 m | B | 20.600 m structure / 20.700 m overall | N | |
| 6 | N | ||||||
| 7 | T | 11091 JOHN HOPKINS RD, FULTON, HOWARD, MD | 39.15866667, -76.89969444 | 125.000 m | B | 15.200 m structure / 15.200 m overall | N |
| 8 | T | N | |||||
| 9 | T | 9055 GUILFORD AVE, COLUMBIA, HOWARD, MD | 39.17013889, -76.85063889 | 91.000 m | B | 3.100 m structure / 10.600 m overall | N |
| 10 | T | N | |||||
| 11 | T | 8130 MAPLE LAWN BLVD, FULTON, HOWARD, MD | 39.15258333, -76.90325000 | 133.000 m | B | 12.200 m structure / 24.300 m overall | N |
| 12 | T | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 43.000 m | 104.300 | ||||||
| 1 | 2 | ||||||||
| 1 | 3 | T | 21.300 m | 31.500 | |||||
| 1 | 4 | T | |||||||
| 1 | 5 | T | 17.600 m | 29.600 | |||||
| 1 | 6 | T | |||||||
| 1 | 7 | T | 10.600 m | 28.500 | |||||
| 1 | 8 | T | |||||||
| 1 | 9 | T | 10.600 m | 6.500 | |||||
| 1 | 10 | T | |||||||
| 1 | 11 | T | 24.300 m | 50.100 | |||||
| 1 | 12 | T |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 11100 JOHNS HOPKINS ROAD, LAUREL, MD | HOWARD | 4437785154 |
| 2 | 11091 JOHN HOPKINS RD, FULTON, MD | HOWARD | 2405923775 |
| 3 | 9055 GUILFORD AVE, COLUMBIA, MD | HOWARD | 2405923775 |
| 4 | 8130 MAPLE LAWN BLVD, FULTON, MD | HOWARD | 2405923775 |
Special conditions
| Type | Condition code |
|---|---|
| P | 4020 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2024-05-07 | WQJZ884 | LETCNS |
| 2023-08-02 | WQJZ884 | LIMOD |
| 2023-03-28 | WQJZ884 | LIAUA |
| 2018-12-21 | WQJZ884 | LIREN |
| 2018-12-10 | WQJZ884 | LETRES |
| 2018-07-24 | WQJZ884 | LIAUA |
| 2014-07-29 | WQJZ884 | LETCNS |
| 2013-10-29 | WQJZ884 | LIMOD |
| 2011-05-25 | WQJZ884 | ESUFND |
| 2011-05-25 | WQJZ884 | ESUFRN |
| 2009-12-01 | WQJZ884 | LETCNS |
| 2009-06-02 | WQJZ884 | LIAUA |
| 2009-06-02 | WQJZ884 | LTSAPR |
| 2009-03-02 | WQJZ884 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 3082488 | 2026-08-02 01:14:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WQJZ884 | ULS 3082488 | 2026-08-02 01:14:18 |
| Status | A | ULS 3082488 | 2026-08-02 01:14:18 |
| Service | IG | ULS 3082488 | 2026-08-02 01:14:18 |
| Grant Date | 2018-12-21 | ULS 3082488 | 2026-08-02 01:14:18 |
| Expiration Date | 2029-03-02 | ULS 3082488 | 2026-08-02 01:14:18 |