what transducer do i need for 1971

[captjohnma]

i fish bluefin tuna off the ma coast. i have a 35 ft downeast style boat
i operate in 100 400 ft of water
i want chirp 1kw of power etc :furuno

 

[Deep Blue]

captjohnma,

You might want to take a look at the B175HW. It’s a rated at 1kW, and is a High-Frequency Wide-Beam CHIRP Transducer with a Temp Sensor. This should be a perfect transducer for the depths that you have listed for your Tuna fishery.

- Deep Blue