Resolver vs Encoder - Closed loop stepper

[Gamo]

Ec... thank kiu bac. Servo ma bon no dam khoe la no hunting, sao ma lam dc ta?

Em co may con alpha asm99 & asm66, co ca gearbox (noi chung cung lam du tro moi mua dc). May con nay chay dc, rating 3.4v nen chac chay 40v ok. Co con 24v nua nhung nghe bac noi em cho no ra ria roi

May con alpha nay dung la hiem thiet. Cong nghe nay ra luc nao vay ta? Kiem mu mat luon ma ko thay co nua.