Quote Originally Posted by keithdoxey View Post
Dont forget that the relay will probably take around 25mS to operate and release so a solid state solution might be much better.

thee is also the life of the relay to consider. If you are changing direction every 150ms that is over 3.3 complete cycles of the relay every second. Even with a life of 1 million operations it will take less than 85 hours to reach that figure !!!!!
5ms is the time it takes to activate my relay.

The motor turns everytime a shot is fired by the lasergame player (it's used as recoil simulator), I beleive he will not shoot more that a few dozen 'bullets" per game session, so player will be old before the motor is dead.