Portable download and analysis equipment Most of this equipment is available for you to rent on a daily basis, which can then be used onsite by your own engineers. If you require onsite technical support, we can arrange for one of our trained engineers to visit you with the correct equipment and expertise to meet your needs. Shown above L3 Communications - PI (Portable Interface) Avionica - Ruggedised Service Unit II (RSU II) Muirhead Avionics - EU2000 Honeywell - HHDLU L3 Communications - Data Retrieval Unit (DRU) Not shown above Muirhead Avionics - EU1000 L3 Communications - Rose Analysis Unit (RAU)