i40 Power Output for Depth Sounding

[Eggbert]

I'm interested in connecting two i40 Bidata displays up for speed and depth. It occurred to me that the transducer already installed in my boat might be compatible. It was going to come out, and still may, however I thought I'd ask about it here.

My existing transducer is an Apelco M78868 which was used in the old Apelco 360 system. From what I can find out, it is a 200kHz transducer with a max power rating of 250Wrms. Here's a schematic for it: