Choke Ring Antenna

Description A choke ring antenna is a particular form of omnidirectional antenna for use at high frequencies. It consists of a number of conductive concentric cylinders around a central antenna. Due to its delicate construction, it is often enclosed in a protective cover or radome when placed outside and exposed to the elements.
Active? Yes
Device type Underway > Auxiliary > Antenna > GPS antenna
Data types
Benchmarks Location/Elevation (Profiles, Navigation, Benchmarks, LIDAR)
Navigation Location/Elevation (Profiles, Navigation, Benchmarks, LIDAR)

Usage of this device

Field activity Center Platforms Activity location and equipment usage description
06SCC01 SPCMSC Offshore of Isles Dernieres, Louisiana, Louisiana
07CCT01 SPCMSC Ship Island, MS
07GME01 SPCMSC Tampa Bay, FL
07GME02 SPCMSC Tampa Bay, FL
07LME02 SPCMSC Everglades National Park, FL
07SCC02 SPCMSC Chandeleur Islands, LA
08CCT01 SPCMSC Ship Island, MS
08CCT02 SPCMSC Ship and Horn Island, MS
08CGS01 SPCMSC Biscayne National Park, FL
08CGS02 SPCMSC Dry Tortugas National Park, FL
08LGC01 SPCMSC Chandeleur Islands, LA
08SWL02 SPCMSC Point Aux Chene; Bully Camp Oil and Gas Field; DeLarge Oil and Gas Field, LA
09BHM01 SPCMSC 10,000 Islands FL
09CCT03 SPCMSC Cat Island, MS to Dauphin Island, AL
09CCT04 SPCMSC Horn Island, MS to Dauphin Island, AL
10BIM04 SPCMSC MS Barrier Islands
10BIM05 SPCMSC Mississippi Barrier Islands, Gulf of Mexico
10CCT06 SPCMSC Chandeleur Islands, LA and Oil Spill Sand Berm
10LGC01 SPCMSC Chandeleur Islands, LA
10SWL01 SPCMSC Sabine National Wildlife Refuge, LA
11BIM01 SPCMSC LA Barrier Islands
11BIM02 SPCMSC LA Barrier Islands
11CBS02 SPCMSC Lemon Bay, Florida
11LGC01 SPCMSC Chandeleur Islands, LA
11LGC02 SPCMSC Impact Zone 2011 Hurricane Irene - Eastern Seaboard, USA
11LTS02 SPCMSC Biloxi, MS, Deer Island, MS and Chandeleur Islands Berm
11LTS03 SPCMSC Padre Island National Seashore, Texas
11TST02 SPCMSC Tampa Bay, FL
11TST03 SPCMSC Tampa Bay, FL
11TST04 SPCMSC Tampa Bay, FL
12ACH01 SPCMSC Chandeleur Islands, LA
12BIM04 SPCMSC Chandeleur Islands, LA
12CCH05 SPCMSC Fire Island National Seashore, Long Island, NY
12CCH06 SPCMSC Fire Island National Seashore, Long Island, NY
12CCH07 SPCMSC Fire Island National Seashore, Long Island, NY
12LGC01 SPCMSC Chandeleur Islands, LA
12LGC02 SPCMSC Chandeleur Islands, LA
12TST04 SPCMSC Tampa Bay, Florida
12TST06 SPCMSC Tampa Bay, FL and Vicinity
13BIM02 SPCMSC Northern Chandeleur Islands, LA
13BIM03 SPCMSC Northern Chandeleur Islands, LA
13BIM08 SPCMSC Chandeleur Islands, LA
13CCH01 SPCMSC Fire Island National Seashore, Long Island, NY
13CCH02 SPCMSC Fire Island National Seashore, Long Island, NY
13CCH03 SPCMSC Fire Island, NY
13CCH04 SPCMSC Fire Island, NY
13CCH08 SPCMSC Fire Island, NY
13CCH09 SPCMSC Fire Island, NY
13CCT01 SPCMSC New Iberia, LA; Weeks Bay within Vermillion Bay
13CCT02 SPCMSC Chandeleur Islands, Louisiana
13CRE02 SPCMSC Crocker Reef, Florida Keys
13LGC02 SPCMSC Dauphin Island, AL
1995-301-FA SPCMSC Florida Bay, FL
2001-301-FA SPCMSC Lake Okeechobee, FL
2001-302-FA SPCMSC Tampa Bay, FL
2002-301-FA SPCMSC Caloosahatchee River, FL
2003-301-FA SPCMSC Loxahatchee River and Lower St. Lucie River, FL
2003-302-FA SPCMSC Estero Bay to Matlacha Pass, FL
2003-303-FA SPCMSC Charlotte Harbor, FL
2004-301-FA SPCMSC Everglades National Park, FL
2004-302-FA SPCMSC Everglades National Park, FL
2004-303-FA SPCMSC Maddison Bay, Louisiana Little Pass Timbalier, Louisiana Pass Abel - Grand Isle, Louisiana
2005-301-FA SPCMSC Wiggins Pass to Cape Romano, FL
2005-302-FA SPCMSC Port Fourchon, LA; Caminada Monroe Headland
2006-301-FA SPCMSC Everglades, FL
2014-301-FA SPCMSC Chincoteague Bay, Assateague Island, MD and VA
2014-314-FA SPCMSC Breton Island, Chandeleur Islands, Louisiana, Gulf of Mexico
2014-322-FA SPCMSC Chincoteague Bay, Assateague Island, MD and VA
2014-325-FA SPCMSC Fire Island, NY
2015-301-FA SPCMSC Fire Island, NY
2015-304-FA SPCMSC Everglades National Park (ENP), specifically Lostman's River and portions of Shark River
2015-315-FA SPCMSC Grand Bay, AL/MS and Pascaguola, MS
2015-317-FA SPCMSC Chandeleur Islands, LA
2015-318-FA SPCMSC Northern Chandeleur Islands, Louisiana, Gulf of Mexico
2015-320-FA SPCMSC Point Au Fer, LA
2015-326-FA SPCMSC Dauphin Island, Alabama, Gulf of Mexico
2016-331-FA SPCMSC Grand Bay, AL/MS
2016-335-FA SPCMSC Chandeleur Islands, LA, Gulf of Mexico
2016-338-FA SPCMSC Leg 1: Eastern Chenier Plain and Marsh Island
2016-339-FA SPCMSC Leg 2: Western Chenier Plain
2016-340-FA SPCMSC Tampa Bay, FL and Vicinity
2016-347-FA SPCMSC Ship Island, Horn Island, Mississippi, Gulf Islands National Seashore, Biloxi
2016-358-FA SPCMSC Grand Bay, MS
2016-359-FA SPCMSC Matanzas Inlet to Canaveral National Seashore
2016-365-FA SPCMSC Hutchinson Island (FL) to VA/MD border. 23 sites are spaced out along the coastline at ~50 mile increments.
2017-303-FA SPCMSC Grand Bay, MS
2017-315-FA SPCMSC Grand Bay, MS
2017-322-FA SPCMSC Biscayne Bay and Lower Keys
2017-323-FA SPCMSC Leg 1: Eastern Chenier Plain and Marsh Island
2017-324-FA SPCMSC Leg 2: Western Chenier Plain
2017-331-FA SPCMSC Dry Tortugas National Park (DRTO) - Pulaski Shoal
2017-333-FA SPCMSC Grand Bay, MS
2017-337-FA SPCMSC Chandeleur Islands, LA
2017-339-FA SPCMSC Florida Keys
2017-344-FA SPCMSC Fire Island, NY
2017-346-FA SPCMSC Grand Bay, MS
2017-348-FA SPCMSC Fire Island, NY
2017-363-FA SPCMSC Grand Bay, MS
2018-322-FA SPCMSC Fire Island National Seashore, Long Island, NY
2018-323-FA SPCMSC 7 Mile Island, New Jersey
2018-324-FA SPCMSC Rockaway Beach, New York
2018-350-FA SPCMSC Chandeleur Islands, LA, Gulf of Mexico
2018-358-FA SPCMSC Grand Bay National Estuarine Research Reserve,Mississippi and Alabama, United States, Gulf of Mexico
2018-361-FA SPCMSC Cedar Key, Florida
2019-303-FA SPCMSC Grand Bay National Estuarine Research Reserve,Mississippi and Alabama, United States, Gulf of Mexico
2019-330-FA SPCMSC North Topsail Beach and Camp Lejeune, North Carolina
2020-306-FA SPCMSC Fire Island National Seashore, NY, United States
2020-324-FA SPCMSC Grand Bay and Point Au Chenes Bay, AL/MS
2021-307-FA SPCMSC Grand Bay and Point Aux Chenes Bay, AL/MS
2021-308-FA SPCMSC Pinellas County, Florida Gulf coast, US
2021-332-FA SPCMSC Duck, North Carolina
2021-332-FA SPCMSC Duck, North Carolina
2022-309-FA SPCMSC Seven-Mile Island, New Jersey, Cape May
2022-320-FA SPCMSC Point Aux Chenes Bay, MS
2022-328-FA SPCMSC Breton Island, Louisiana, Gulf of Mexico