We towed Quadfoiler and Stiletto with a 35 foot protector RIB.

Quadfoiler and Stiletto, Speed vs. Load Comparison
We instrumented the Quadfoiler and Stiletto boats with a GPS receiver and towed them with a line attached to a load cell. Each boat was first towed directly behind the power boat, then towed while steering so the towed boat was 30-45 degrees away from the center of the wake. The length of the tow line was approximately 40 meters. The plots below show speed vs. load for each towed boat. The red points indicate periods during which the test boat was being pulled directly behind the power boat, while the green points show data recorded while the test boat was […more]