Powerbox iGyro 3XTRA 3e 3-Axis Gyro 3620 PB-3620Powerbox iGyro 3XTRA 3 Axis Gyro 3620 The new iGyro 3xtra boasts a completely revised regulatory algorithm and set up procedure, expanded features and enormously enhanced performance, making it the new State of the Art. In contrast to its predecessor the 3e the new iGyro no longer incorporates delta and V tail mixers. Instead the iGyro has a new, simple learning process enabling it to detect all servo mixer combinations, which can even include