Applied Acoustics - Model 1439 -Activation Transponder

The 1439 Activation Transponder is a combined positioning transponder and triggering device, designed for use in a wide range of subsea control and positioning tasks. Providing the twin functions of confirming safe distance from a target and receiving and acting upon a specified acoustic signal, the 1439 Activation Transponder can be used as a remote trigger in many applications including to actuate a hydraulic valve or inflate a lift bag.