| Acoustic Transmitter | Active Transmitter using low frequency projector arrays | NPOL |
| Faired Tow Cable | Faired Tow Cables for deployment of active transmitter array | NPOL |
| Handling Systems | Handling Systems for deployment and retrieval of active transmitter array | NPOL |
| Winch and Handling systems for deployment and retrieval of twin arrays | NPOL |
| Power Amplifiers | High capacity power amplifiers for active transmitter | NPOL |
| Signal Processing | Signal Processing techniques and systems for Active & Passive Receivers | NPOL |
| Towed Receiver Arrays | Twin-line low frequency towed receiver arrays | NPOL |
