What is the transducer offset to the lowered outboard?

• A. 18 in
• B. 12 in
• C. 24 in
• D. 9 in

Answer: (A)

The transducer offset is the distance the sonar transducer should be placed from the lowered outboard so the transducer sits in relatively undisturbed water. When the outboard is down, the lower unit and prop create turbulence that can distort the sonar signal and give inaccurate depth readings if the transducer is too close.

Choosing 18 inches places the transducer far enough back to avoid the wake and turbulence around the lowered engine, while still staying within an optimal mounting area for clean, reliable sonar performance. The other options would place the transducer either too close to the lower unit (increased turbulence and unreliable readings) or too far back (potential mounting or beam-path issues), making 18 inches the best balance for accurate depth information with the engine lowered.