when slack in the rope becomes tight
and GDT 43 is a depth transducer
Compact marine VHF with Digital Selective Calling
i-Pilot Link's wireless remote charges like a cell phone
HV-300TH Plastic Transducer Thru-Hull - 6M Cable
C-MAP MAX SA-M501 - Gulf of Paria - Cape Horn - SD Card [SA-M501SDCARD] Communication | VHF - Handheld when slack in the ropeSA M501 => Gulf of Paria to Cape Horn Coverage starts at Quintero, Chile on the Pacific coast and extends south down the Chile border, wraps up around Cape Horn and continues up the Atlantic coasts of Argentina, Uruguay, Brazil, French Guiana, Suriname, Guyana and into Venezuela, ending at Punta Carenero. Coverage includes Trinidad, Tobago and the Caribbean Islands of Grenada, Carriacou, the Grenadines, St. Vincent and Barbados. Also includes coverage