You can modify most servos for continuous rotation..instant variable speed geared motor... for small tanks.
On Nov 22, 7:03 pm, Frank Pittelli <[email protected]> wrote: > Mike Mane wrote: > > Anyway, the tank is powered by two 9VDC gear-motors, and I would like > > to be able to control the trim of these engines to ensure equilibrium. > > Can this be done with a potentiometer on each circuit? If so, what > > kind of pot and how are they installed? > > Yes, it can be done, but you'll need to describe the motors a little > more in order to determine the proper size pot. Specifically how much > current does each motor draw when running under load? We need that > information in order to determine the max wattage rating needed for the > resistor. > > Of course, using resistance to decrease the voltage generates heat > (that's where the unused energy goes) and is therefore not a very > efficient way to go. You'd be better off going with an inexpensive > manual speed control. Here again, if we know the current draw for each > motor we can recommend an appropriate model. I've used manual speed > controls for the rotate/elevate motors in the Brumbar and now the > Navarrone Gun with great results. > > Frank P. -- You are currently subscribed to the "R/C Tank Combat" group. To post a message, send email to [email protected] To unsubscribe, send email to [email protected] Visit the group at http://groups.google.com/group/rctankcombat
