i have the same jitters that other people are with the Hitec HSR 5990TG,
i am getting that hi-pitch sound with it also, i make things real hard to line things up
so i could get to the next step in putting in the angles, then i could make him start walking
i am sorry i have not been back in a while i have been battling cancer so i feel better now and in remission so i might bee able to continue what i was doing
now Jr. has a brain, an Arduino Mega2560 rev 3, I could not pass up for the price of $13 and new power a turnigy nano-tech 5.3 or 5300 mah 30-60 discharge battery hard pack case got it for $20
sorry for not getting back on posting stuff lately just having comlications with the cancer that I have, so things will be slow going