Camarader-E

 is a perk in the Fallout: New Vegas add-on Lonesome Road.

Effects
The Camarader-E perk has five levels and each circuit board you collect towards the completion of the ED-Ecated quest gives the Courier and/or ED-E a bonus upgrade. There are a total of 5 Circuit boards in broken Eyebots found throughout the divide. Each rank of this perk has a different effect;
 * Rank 1 - Weapon Condition Bonus (Daily 25% weapon condition repair dialogue option).
 * Rank 2 - Energy/Microfusion Cell Manufacture (Daily dialogue option)
 * Rank 3 - Increased DT (+2 DT for both Character and ED-E)
 * Rank 4 - Damage Bonus (+5 beam weapon damage)
 * Rank 5 - V.A.T.S. Attack Bonus (+5% V.A.T.S Targeting)

Locations

 * Hopeville Silo - lying in the middle of the hallway behind the door to the left of the entrance.
 * Hopeville Missile Base HQ - underneath a desk in an office area to the left of the entrance.
 * Municipal Sewers - Accessed from the Third Street Municipal Building via sewer style entrance. On the left as you enter.
 * Ashton Missile Silo - Kind of hard to describe but in the southern corner of the area on one of the upper levels surrounding the silo.