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Unread 04-11-2013, 13:33
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AKA: Ethan
FRC #0159 (Alpine Robotics)
Team Role: Mentor
 
Join Date: Feb 2013
Rookie Year: 2012
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Re: Shifting Gearboxes

Quote:
Originally Posted by Alan Anderson View Post
Double solenoids let you maintain the gear selection when the robot is disabled. That can be important for autonomous mode, where you can choose in advance which gear to start in and not have a problem with the gear not being engaged at first.
Exactly.

Of course, it works fine with a single solenoid, albeit less efficiently.