As Frank stated, you can use an H-Bridge module. I've used the IBT-2 to "up-amp" cheap ESC's with success. The modules can accept PWM or act as a simple reversing switch.
http://www.hessmer.org/blog/2013/12/28/ibt-2-h-bridge-with-arduino/ On Wednesday, February 17, 2016 at 9:47:20 AM UTC-5, neroc1 wrote: > > I have bought a couple of cheep toy tanks, just out if curiosity really. > they have a 2.4 G TX that takes 2X AA`s and a small 3.7v lithium in the > tank. Im actually quite impressed with the range/control of the little > fellas. they have a run time of about 20-30 minutes then its a usb > re-charge. they even have a little sound board making tank noises, inc > cannon/ machine gun/ engine. > The only thing that lets these tanks down is the machanical build > quality.the tracks fall off all the time. > What I am wondering is if the electronics could be "up powered" to trigger > 12v relays, I have searched t`interweb for many hours never finding any > clue if a 12v relay can be triggered by a 3.7v source. > Does anybody know of such a relay or solution ? > Much appreciated > > Neil R > > -- -- 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 --- You received this message because you are subscribed to the Google Groups "R/C Tank Combat" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
