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depthfinder
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  1. Electronics
    Hi. I have an older (1979) International Marine Instruments (IMI) depth transducer mounted in the hull. Very firmly, and permanently mounted. The display is long dead. I am hoping to connect a new display to this existing transducer. The transducer is 2-inches in diameter. Maybe a frequency of...
  2. Gear & Maintenance
    I need to replace my depth and speed instruments (original from 1979). What is the performance difference between a thru-hull and in-hull depth transducer? Is my 1970's fiberglass too thick to use an in-hull?
  3. Gear & Maintenance
    I have a Oday 272 (my first boat) and one of the things that I want to put on it is a depth finder. I'm the type of person who doesn't want to drill holes in his boat so I was looking at transducers that can shoot through the hull. Reading up on the problem I can find information but I have some...
  4. Electronics
    I recently bought a new Humminbird HDR650 to replace my working "President" depthfinder which had a display that was too cloudy to read. I assumed that I'd just hook up the HDR650 to the exisiting transducer wiring but ran into this snag. The transducer cable has a multiple pin plug that only...
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