“Make your way past the Vex defenses to the Echo Chamber.”
“Seek the Echo Chamber” is an objective in the Strike the Echo Chamber in Destiny: The Taken King
Walkthrough[edit]
You will land in Waking Ruins. Turn to the right and make your way along the path. You will need to make your way to Campus 9. You will hear Ikora Rey talk about the barrier stopping you from moving forward.