Talk:Orokin Void/@comment-24.237.24.13-20140429225142/@comment-1.36.159.101-20140430011515

It drops from Orokin Derelict Defense http://warframe.wikia.com/wiki/Orokin_Derelict find the subtitle "The Derelict" > click "Rewards" then you should find a drop table for both defense and survival. I've seen several Boltor P Receiver as mission rewards in ODD myself.Hope you find this useful:)