Yellowjacket's Recent Activity

  1. Yellowjacket replied to the thread Electric Ski Boat.

    Battery capacity is your friend. If you try to discharge at much higher than the one hour rate you're going to kill battery life. And...

    Oct 18, 2019 at 8:17 PM
  2. Yellowjacket replied to the thread Electric Ski Boat.

    Ski boats don't use nearly their maximum power when pulling a skier. They have big props and big motors with a lot of torque so that...

    Oct 17, 2019 at 9:04 PM
  3. Yellowjacket replied to the thread 3d printing technology in boat building ?.

    You'd foam it for exactly that reason. It greatly increases the stiffness and reduces the required strength since it supports the...

    Oct 16, 2019 at 7:16 PM