Data Sheet TTC PSU-2020 Portable Telemetry Support Unit Data Sheet Download Resource The file you are trying to access requires you to be logged in as a registered user. Registration is free, sign up today. Username Enter your Curtiss-Wright Defense Solutions username. Password Enter the password that accompanies your username. Forgot password? Don’t have an account? Register here. The PSU-2020 is a portable, Windows 2000/XP Telemetry Support Unit designed to test and integrate smoothly with Curtiss-Wright’s Data Acquisition Systems.